Finite Group DatabasebetaFinite Group DatabasebetaOrder 20864.
800 conjugacy classes of subgroups; only the 133 normal subgroups are shown.
This group has 800 conjugacy classes of subgroups — too many to draw. Only its 133 normal subgroups are shown.
Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.
| # | subgroup | G/H | class size | multiplicity | normal? | properties |
|---|---|---|---|---|---|---|
| 1 | H(5,𝔽2)×D163 | C2 | 1 | 1 | yes | maximal, characteristic, complemented |
| 2 | #23782225 | C2 | 1 | 3 | yes | maximal, complemented |
| 3 | #23781856 | C2 | 1 | 3 | yes | maximal, complemented |
| 4 | #23781855 | C2 | 1 | 1 | yes | maximal, characteristic, complemented |
| 5 | #23781851 | C2 | 1 | 3 | yes | maximal, complemented |
| 6 | #99×D163 | C2 | 1 | 3 | yes | maximal, complemented |
| 7 | B(4,𝔽2)×C163 | C2 | 1 | 1 | yes | maximal, characteristic, complemented |
| 8 | #19104781 | — | 2 | 3 | no | — |
| 9 | #19104780 | — | 2 | 3 | no | — |
| 10 | #19104780 | C22 | 1 | 3 | yes | — |
| 11 | #41×D163 | — | 2 | 3 | no | — |
| 12 | C22×C22⋊D163 | C22 | 1 | 1 | yes | characteristic, complemented |
| 13 | C2×D4×D163 | — | 2 | 3 | no | — |
| 14 | C2×D4×D163 | C22 | 1 | 3 | yes | — |
| 15 | #19104719 | C22 | 1 | 3 | yes | complemented |
| 16 | #19104717 | — | 2 | 3 | no | — |
| 17 | #19104716 | C22 | 1 | 3 | yes | complemented |
| 18 | #19104708 | — | 2 | 3 | no | — |
| 19 | #19104706 | — | 2 | 3 | no | — |
| 20 | #19104704 | C22 | 1 | 3 | yes | complemented |
| 21 | #19104703 | — | 2 | 3 | no | — |
| 22 | C22⋊C4×D163 | C22 | 1 | 3 | yes | complemented |
| 23 | #19104650 | C22 | 1 | 3 | yes | complemented |
| 24 | #19104649 | C22 | 1 | 6 | yes | complemented |
| 25 | H(5,𝔽2)×C163 | C22 | 1 | 1 | yes | characteristic |
| 26 | #120×C163 | C22 | 1 | 3 | yes | complemented |
| 27 | #99×C163 | C22 | 1 | 3 | yes | complemented |
| 28 | C23×D163 | — | 2 | 1 | no | — |
| 29 | C23×D163 | D4 | 1 | 3 | yes | complemented |
| 30 | C23×D163 | C23 | 1 | 1 | yes | characteristic |
| 31 | #14579700 | — | 2 | 3 | no | — |
| 32 | #14579699 | — | 2 | 6 | no | — |
| 33 | #14579699 | — | 2 | 3 | no | — |
| 34 | #14579698 | — | 2 | 3 | no | — |
| 35 | #14579698 | — | 2 | 6 | no | — |
| 36 | Q8×D163 | — | 2 | 1 | no | — |
| 37 | C2×D652 | — | 2 | 3 | no | — |
| 38 | C2×D652 | D4 | 1 | 3 | yes | complemented |
| 39 | C2×C22⋊D163 | — | 2 | 3 | no | — |
| 40 | C2×C22⋊D163 | — | 2 | 3 | no | — |
| 41 | C2×C22⋊D163 | — | 2 | 3 | no | — |
| 42 | C2×C22⋊D163 | — | 2 | 3 | no | — |
| 43 | C2×C22⋊D163 | — | 2 | 3 | no | — |
| 44 | C2×C22⋊D163 | D4 | 1 | 3 | yes | complemented |
| 45 | C2×C22⋊D163 | C23 | 1 | 3 | yes | — |
| 46 | D4×D163 | — | 2 | 3 | no | — |
| 47 | D4×D163 | — | 2 | 6 | no | — |
| 48 | D4×D163 | — | 2 | 6 | no | — |
| 49 | D4×D163 | — | 2 | 6 | no | — |
| 50 | D4×D163 | — | 2 | 6 | no | — |
| 51 | C22×Dic163 | C23 | 1 | 1 | yes | characteristic, complemented |
| 52 | C2×C4×D163 | — | 2 | 3 | no | — |
| 53 | C2×C4×D163 | — | 2 | 3 | no | — |
| 54 | C2×C4×D163 | D4 | 1 | 3 | yes | complemented |
| 55 | C4⋊Dic163 | — | 2 | 3 | no | — |
| 56 | Dic163⋊C4 | — | 2 | 3 | no | — |
| 57 | C22⋊Dic163 | — | 2 | 3 | no | — |
| 58 | C22⋊Dic163 | — | 2 | 3 | no | — |
| 59 | C22⋊Dic163 | C23 | 1 | 3 | yes | complemented |
| 60 | (C2×D163)⋊C4 | — | 2 | 3 | no | — |
| 61 | (C2×D163)⋊C4 | — | 2 | 3 | no | — |
| 62 | C24×C163 | C23 | 1 | 1 | yes | characteristic, complemented |
| 63 | #41×C163 | — | 2 | 3 | no | — |
| 64 | C2×D4×C163 | — | 2 | 3 | no | — |
| 65 | C2×D4×C163 | — | 2 | 3 | no | — |
| 66 | C2×D4×C163 | C23 | 1 | 3 | yes | — |
| 67 | C22⋊C4×C163 | — | 2 | 3 | no | — |
| 68 | C22⋊C4×C163 | C23 | 1 | 3 | yes | complemented |
| 69 | C22×D163 | — | 2 | 3 | no | — |
| 70 | C22×D163 | — | 2 | 3 | no | — |
| 71 | C22×D163 | — | 2 | 3 | no | — |
| 72 | C22×D163 | — | 8 | 1 | no | — |
| 73 | C22×D163 | — | 8 | 3 | no | — |
| 74 | C22×D163 | — | 8 | 2 | no | — |
| 75 | C22×D163 | C2×D4 | 1 | 3 | yes | — |
| 76 | C22×D163 | C2×D4 | 1 | 3 | yes | — |
| 77 | C22×D163 | C2×D4 | 1 | 3 | yes | — |
| 78 | Dic326 | — | 2 | 3 | no | — |
| 79 | D652 | — | 2 | 3 | no | — |
| 80 | D652 | — | 2 | 6 | no | — |
| 81 | C22⋊D163 | — | 2 | 6 | no | — |
| 82 | C22⋊D163 | — | 2 | 6 | no | — |
| 83 | C22⋊D163 | — | 2 | 6 | no | — |
| 84 | C22⋊D163 | — | 4 | 1 | no | — |
| 85 | C22⋊D163 | — | 4 | 3 | no | — |
| 86 | C22⋊D163 | — | 8 | 3 | no | — |
| 87 | C2×Dic163 | — | 2 | 3 | no | — |
| 88 | C2×Dic163 | — | 2 | 3 | no | — |
| 89 | C2×Dic163 | — | 2 | 3 | no | — |
| 90 | C2×Dic163 | C2×D4 | 1 | 3 | yes | — |
| 91 | C4×D163 | — | 2 | 6 | no | — |
| 92 | C4×D163 | — | 2 | 3 | no | — |
| 93 | C4×D163 | — | 2 | 3 | no | — |
| 94 | C4×D163 | — | 8 | 3 | no | — |
| 95 | C23×C163 | — | 2 | 1 | no | — |
| 96 | C23×C163 | — | 2 | 3 | no | — |
| 97 | C23×C163 | — | 8 | 1 | no | — |
| 98 | C23×C163 | C2×D4 | 1 | 3 | yes | — |
| 99 | C23×C163 | C24 | 1 | 1 | yes | characteristic |
| 100 | Q8×C163 | — | 2 | 1 | no | — |
| 101 | D4×C163 | — | 2 | 3 | no | — |
| 102 | D4×C163 | — | 2 | 6 | no | — |
| 103 | D4×C163 | — | 8 | 3 | no | — |
| 104 | C2×C4×C163 | — | 2 | 3 | no | — |
| 105 | C2×C4×C163 | — | 2 | 3 | no | — |
| 106 | C2×C4×C163 | C2×D4 | 1 | 3 | yes | — |
| 107 | C22×C163 | — | 2 | 3 | no | — |
| 108 | C22×C163 | — | 4 | 1 | no | — |
| 109 | C22×C163 | — | 4 | 3 | no | — |
| 110 | C22×C163 | — | 4 | 3 | no | — |
| 111 | C22×C163 | — | 4 | 3 | no | — |
| 112 | C22×C163 | — | 4 | 1 | no | — |
| 113 | C22×C163 | — | 8 | 1 | no | — |
| 114 | C22×C163 | C22×D4 | 1 | 3 | yes | — |
| 115 | C2×D163 | — | 2 | 3 | no | — |
| 116 | C2×D163 | — | 4 | 3 | no | — |
| 117 | C2×D163 | — | 4 | 3 | no | — |
| 118 | C2×D163 | — | 4 | 6 | no | — |
| 119 | C2×D163 | — | 4 | 3 | no | — |
| 120 | C2×D163 | — | 8 | 3 | no | — |
| 121 | C2×D163 | — | 8 | 3 | no | — |
| 122 | C2×D163 | #120 | 1 | 1 | yes | characteristic |
| 123 | C2×D163 | #120 | 1 | 3 | yes | — |
| 124 | C4×C163 | — | 2 | 3 | no | — |
| 125 | C4×C163 | — | 4 | 3 | no | — |
| 126 | Dic163 | — | 2 | 3 | no | — |
| 127 | Dic163 | — | 4 | 3 | no | — |
| 128 | Dic163 | — | 4 | 1 | no | — |
| 129 | C2×C163 | — | 2 | 3 | no | — |
| 130 | C2×C163 | — | 4 | 3 | no | — |
| 131 | C2×C163 | — | 8 | 1 | no | — |
| 132 | C2×C163 | C2×#120 | 1 | 1 | yes | characteristic |
| 133 | D163 | — | 2 | 1 | no | — |
| 134 | D163 | — | 2 | 3 | no | — |
| 135 | D163 | — | 4 | 3 | no | — |
| 136 | C163 | #3026 | 1 | 1 | yes | characteristic, complemented, Sylow |
| 137 | #3026 | — | 163 | 1 | no | maximal, Sylow |
| 138 | C2×H(5,𝔽2) | — | 163 | 1 | no | — |
| 139 | #534 | — | 163 | 3 | no | — |
| 140 | #458 | — | 163 | 1 | no | — |
| 141 | #458 | — | 163 | 3 | no | — |
| 142 | B(4,𝔽2) | — | 163 | 3 | no | — |
| 143 | B(4,𝔽2) | D163 | 1 | 1 | yes | characteristic, complemented |
| 144 | C2×#99 | — | 163 | 3 | no | — |
| 145 | H(5,𝔽2) | — | 326 | 3 | no | — |
| 146 | H(5,𝔽2) | — | 326 | 3 | no | — |
| 147 | H(5,𝔽2) | — | 163 | 3 | no | — |
| 148 | H(5,𝔽2) | C2×D163 | 1 | 1 | yes | characteristic |
| 149 | C2×#41 | — | 326 | 3 | no | — |
| 150 | C22×D4 | — | 326 | 3 | no | — |
| 151 | C22×D4 | — | 163 | 1 | no | — |
| 152 | C22×D4 | — | 163 | 3 | no | — |
| 153 | #123 | — | 326 | 3 | no | — |
| 154 | #123 | — | 163 | 3 | no | — |
| 155 | #123 | — | 163 | 3 | no | — |
| 156 | #121 | — | 326 | 3 | no | — |
| 157 | #121 | — | 326 | 3 | no | — |
| 158 | #120 | — | 326 | 3 | no | — |
| 159 | #120 | — | 163 | 3 | no | — |
| 160 | #120 | C2×D163 | 1 | 3 | yes | complemented |
| 161 | C2×C22⋊C4 | — | 163 | 3 | no | — |
| 162 | #99 | — | 163 | 3 | no | — |
| 163 | #99 | — | 163 | 6 | no | — |
| 164 | #99 | C2×D163 | 1 | 3 | yes | complemented |
| 165 | C24 | — | 326 | 1 | no | — |
| 166 | C24 | — | 163 | 3 | no | — |
| 167 | C24 | — | 163 | 1 | no | — |
| 168 | C24 | C22×D163 | 1 | 1 | yes | characteristic, complemented |
| 169 | #41 | — | 2 | 3 | no | — |
| 170 | #41 | — | 326 | 6 | no | — |
| 171 | #41 | — | 326 | 3 | no | — |
| 172 | #41 | — | 326 | 3 | no | — |
| 173 | #41 | — | 326 | 6 | no | — |
| 174 | #41 | — | 326 | 3 | no | — |
| 175 | C2×Q8 | — | 326 | 1 | no | — |
| 176 | C2×D4 | — | 2 | 3 | no | — |
| 177 | C2×D4 | — | 2 | 3 | no | — |
| 178 | C2×D4 | — | 326 | 3 | no | — |
| 179 | C2×D4 | — | 326 | 3 | no | — |
| 180 | C2×D4 | — | 326 | 6 | no | — |
| 181 | C2×D4 | — | 326 | 6 | no | — |
| 182 | C2×D4 | — | 326 | 6 | no | — |
| 183 | C2×D4 | — | 326 | 6 | no | — |
| 184 | C2×D4 | — | 326 | 3 | no | — |
| 185 | C2×D4 | — | 326 | 3 | no | — |
| 186 | C2×D4 | — | 326 | 3 | no | — |
| 187 | C2×D4 | — | 326 | 3 | no | — |
| 188 | C2×D4 | — | 326 | 3 | no | — |
| 189 | C2×D4 | — | 163 | 3 | no | — |
| 190 | C2×D4 | — | 163 | 3 | no | — |
| 191 | C2×D4 | — | 163 | 3 | no | — |
| 192 | C2×D4 | C22×D163 | 1 | 3 | yes | — |
| 193 | C22×C4 | — | 326 | 3 | no | — |
| 194 | C22×C4 | — | 326 | 3 | no | — |
| 195 | C22×C4 | — | 163 | 1 | no | — |
| 196 | C22×C4 | — | 163 | 3 | no | — |
| 197 | C4⋊C4 | — | 326 | 3 | no | — |
| 198 | C4⋊C4 | — | 326 | 3 | no | — |
| 199 | C22⋊C4 | — | 2 | 3 | no | — |
| 200 | C22⋊C4 | — | 326 | 3 | no | — |
| 201 | C22⋊C4 | — | 326 | 3 | no | — |
| 202 | C22⋊C4 | — | 326 | 3 | no | — |
| 203 | C22⋊C4 | — | 326 | 3 | no | — |
| 204 | C22⋊C4 | — | 163 | 3 | no | — |
| 205 | C22⋊C4 | C22×D163 | 1 | 3 | yes | complemented |
| 206 | C23 | — | 2 | 1 | no | — |
| 207 | C23 | — | 2 | 3 | no | — |
| 208 | C23 | — | 8 | 1 | no | — |
| 209 | C23 | — | 1304 | 3 | no | — |
| 210 | C23 | — | 1304 | 1 | no | — |
| 211 | C23 | — | 1304 | 2 | no | — |
| 212 | C23 | — | 326 | 3 | no | — |
| 213 | C23 | — | 326 | 3 | no | — |
| 214 | C23 | — | 326 | 3 | no | — |
| 215 | C23 | — | 163 | 3 | no | — |
| 216 | C23 | — | 163 | 3 | no | — |
| 217 | C23 | — | 163 | 3 | no | — |
| 218 | C23 | D4×D163 | 1 | 3 | yes | — |
| 219 | C23 | C23×D163 | 1 | 1 | yes | characteristic |
| 220 | Q8 | — | 2 | 1 | no | — |
| 221 | Q8 | — | 326 | 3 | no | — |
| 222 | D4 | — | 2 | 3 | no | — |
| 223 | D4 | — | 2 | 6 | no | — |
| 224 | D4 | — | 8 | 3 | no | — |
| 225 | D4 | — | 1304 | 3 | no | — |
| 226 | D4 | — | 326 | 3 | no | — |
| 227 | D4 | — | 326 | 6 | no | — |
| 228 | D4 | — | 326 | 6 | no | — |
| 229 | D4 | — | 326 | 6 | no | — |
| 230 | D4 | — | 326 | 6 | no | — |
| 231 | D4 | — | 652 | 1 | no | — |
| 232 | D4 | — | 652 | 3 | no | — |
| 233 | C2×C4 | — | 2 | 3 | no | — |
| 234 | C2×C4 | — | 2 | 3 | no | — |
| 235 | C2×C4 | — | 1304 | 3 | no | — |
| 236 | C2×C4 | — | 326 | 6 | no | — |
| 237 | C2×C4 | — | 326 | 3 | no | — |
| 238 | C2×C4 | — | 326 | 3 | no | — |
| 239 | C2×C4 | — | 326 | 3 | no | — |
| 240 | C2×C4 | — | 326 | 3 | no | — |
| 241 | C2×C4 | — | 326 | 3 | no | — |
| 242 | C2×C4 | — | 163 | 3 | no | — |
| 243 | C2×C4 | D4×D163 | 1 | 3 | yes | — |
| 244 | C22 | — | 2 | 3 | no | — |
| 245 | C22 | — | 4 | 1 | no | — |
| 246 | C22 | — | 4 | 3 | no | — |
| 247 | C22 | — | 4 | 3 | no | — |
| 248 | C22 | — | 4 | 3 | no | — |
| 249 | C22 | — | 4 | 1 | no | — |
| 250 | C22 | — | 8 | 1 | no | — |
| 251 | C22 | — | 1304 | 3 | no | — |
| 252 | C22 | — | 1304 | 3 | no | — |
| 253 | C22 | — | 326 | 3 | no | — |
| 254 | C22 | — | 652 | 3 | no | — |
| 255 | C22 | — | 652 | 3 | no | — |
| 256 | C22 | — | 652 | 3 | no | — |
| 257 | C22 | — | 652 | 6 | no | — |
| 258 | C22 | — | 163 | 1 | no | — |
| 259 | C22 | — | 163 | 3 | no | — |
| 260 | C22 | C2×D4×D163 | 1 | 3 | yes | — |
| 261 | C4 | — | 2 | 3 | no | — |
| 262 | C4 | — | 4 | 3 | no | — |
| 263 | C4 | — | 326 | 3 | no | — |
| 264 | C4 | — | 652 | 3 | no | — |
| 265 | C4 | — | 652 | 1 | no | — |
| 266 | C2 | — | 2 | 3 | no | — |
| 267 | C2 | — | 4 | 3 | no | — |
| 268 | C2 | — | 8 | 1 | no | — |
| 269 | C2 | — | 326 | 3 | no | — |
| 270 | C2 | — | 326 | 1 | no | — |
| 271 | C2 | — | 652 | 3 | no | — |
| 272 | C2 | #120×D163 | 1 | 1 | yes | characteristic |
Splittings G = N ⋊ H with N normal; H ≅ G/N.
| N | H ≅ G/N | type |
|---|---|---|
| 1. H(5,𝔽2)×D163 | C2 | semidirect |
| 2. #23782225 | C2 | semidirect |
| 3. #23781856 | C2 | semidirect |
| 4. #23781855 | C2 | semidirect |
| 5. #23781851 | C2 | semidirect |
| 6. #99×D163 | C2 | semidirect |
| 7. B(4,𝔽2)×C163 | C2 | semidirect |
| 12. C22×C22⋊D163 | C22 | semidirect |
| 15. #19104719 | C22 | semidirect |
| 17. #19104716 | C22 | semidirect |
| 20. #19104704 | C22 | semidirect |
| 22. C22⋊C4×D163 | C22 | semidirect |
| 23. #19104650 | C22 | semidirect |
| 24. #19104649 | C22 | semidirect |
| 26. #120×C163 | C22 | semidirect |
| 27. #99×C163 | C22 | semidirect |
| 29. C23×D163 | D4 | semidirect |
| 38. C2×D652 | D4 | semidirect |
| 44. C2×C22⋊D163 | D4 | semidirect |
| 51. C22×Dic163 | C23 | semidirect |
| 54. C2×C4×D163 | D4 | semidirect |
| 59. C22⋊Dic163 | C23 | semidirect |
| 62. C24×C163 | C23 | semidirect |
| 68. C22⋊C4×C163 | C23 | semidirect |
| 136. C163 | #3026 | semidirect |
| 143. B(4,𝔽2) | D163 | semidirect |
| 160. #120 | C2×D163 | semidirect |
| 164. #99 | C2×D163 | semidirect |
| 168. C24 | C22×D163 | semidirect |
| 205. C22⋊C4 | C22×D163 | semidirect |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| H(5,𝔽2)×D163 | 2 |
| #23782225 | 2 |
| #23781856 | 2 |
| #23781855 | 2 |
| #23781851 | 2 |
| #99×D163 | 2 |
| B(4,𝔽2)×C163 | 2 |
| #3026 | 163 |