Finite Group DatabasebetaFinite Group DatabasebetaOrder 20864.
354 conjugacy classes of subgroups; only the 41 normal subgroups are shown.
This group has 354 conjugacy classes of subgroups — too many to draw. Only its 41 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 | #23782300 | C2 | 1 | 1 | yes | maximal, characteristic, complemented |
| 2 | #23781853 | C2 | 1 | 2 | yes | maximal, complemented |
| 3 | #23781832 | C2 | 1 | 1 | yes | maximal, characteristic, complemented |
| 4 | #23781451 | C2 | 1 | 2 | yes | maximal, complemented |
| 5 | #353×C163 | C2 | 1 | 1 | yes | maximal, characteristic, complemented |
| 6 | #19104780 | C22 | 1 | 1 | yes | characteristic, complemented |
| 7 | C2×D4×D163 | — | 2 | 2 | no | — |
| 8 | #19104761 | — | 2 | 1 | no | — |
| 9 | #19104706 | — | 2 | 2 | no | — |
| 10 | #19104705 | — | 2 | 2 | no | — |
| 11 | #19104703 | — | 2 | 1 | no | — |
| 12 | #19104703 | C22 | 1 | 2 | yes | — |
| 13 | C4×D652 | — | 2 | 1 | no | — |
| 14 | #19104663 | — | 2 | 1 | no | — |
| 15 | #19104652 | C22 | 1 | 1 | yes | characteristic, complemented |
| 16 | #19104649 | — | 2 | 2 | no | — |
| 17 | #127×C163 | C22 | 1 | 1 | yes | characteristic |
| 18 | #99×C163 | C22 | 1 | 2 | yes | complemented |
| 19 | C23×D163 | — | 2 | 1 | no | — |
| 20 | C23×D163 | D4 | 1 | 2 | yes | complemented |
| 21 | #14579699 | — | 2 | 1 | no | — |
| 22 | #14579698 | — | 4 | 1 | no | — |
| 23 | C2×D652 | — | 2 | 1 | no | — |
| 24 | C2×D652 | — | 4 | 2 | no | — |
| 25 | C2×C22⋊D163 | — | 2 | 2 | no | — |
| 26 | C2×C22⋊D163 | — | 2 | 2 | no | — |
| 27 | C2×C22⋊D163 | — | 2 | 2 | no | — |
| 28 | D4×D163 | — | 4 | 1 | no | — |
| 29 | D4×D163 | — | 4 | 8 | no | — |
| 30 | C2×C4×D163 | — | 2 | 2 | no | — |
| 31 | #14579687 | — | 4 | 1 | no | — |
| 32 | #14579684 | — | 4 | 1 | no | — |
| 33 | #14579683 | — | 2 | 1 | no | — |
| 34 | C4⋊Dic163 | — | 2 | 1 | no | — |
| 35 | C22⋊Dic163 | — | 2 | 1 | no | — |
| 36 | C22⋊Dic163 | D4 | 1 | 2 | yes | complemented |
| 37 | (C2×D163)⋊C4 | — | 2 | 2 | no | — |
| 38 | (C2×D163)⋊C4 | — | 4 | 2 | no | — |
| 39 | C2×D4×C163 | — | 2 | 2 | no | — |
| 40 | C2×D4×C163 | D4 | 1 | 1 | yes | characteristic, complemented |
| 41 | C2×D4×C163 | C23 | 1 | 1 | yes | characteristic |
| 42 | C22⋊C4×C163 | — | 2 | 2 | no | — |
| 43 | C42×C163 | D4 | 1 | 1 | yes | characteristic, complemented |
| 44 | C22×D163 | — | 2 | 2 | no | — |
| 45 | C22×D163 | — | 2 | 2 | no | — |
| 46 | C22×D163 | — | 4 | 4 | no | — |
| 47 | C22×D163 | — | 4 | 4 | no | — |
| 48 | C22×D163 | — | 4 | 2 | no | — |
| 49 | C22×D163 | — | 8 | 1 | no | — |
| 50 | Dic326 | — | 2 | 1 | no | — |
| 51 | D652 | — | 2 | 4 | no | — |
| 52 | D652 | — | 2 | 1 | no | — |
| 53 | D652 | — | 8 | 4 | no | — |
| 54 | C22⋊D163 | — | 4 | 4 | no | — |
| 55 | C22⋊D163 | — | 4 | 4 | no | — |
| 56 | C22⋊D163 | — | 4 | 2 | no | — |
| 57 | C22⋊D163 | — | 4 | 1 | no | — |
| 58 | C2×Dic163 | — | 2 | 2 | no | — |
| 59 | C2×Dic163 | — | 2 | 2 | no | — |
| 60 | C4×D163 | — | 4 | 4 | no | — |
| 61 | C4×D163 | — | 4 | 1 | no | — |
| 62 | C163⋊C8 | — | 4 | 1 | no | — |
| 63 | C23×C163 | — | 2 | 1 | no | — |
| 64 | C23×C163 | C2×D4 | 1 | 2 | yes | — |
| 65 | D4×C163 | — | 4 | 1 | no | — |
| 66 | D4×C163 | — | 4 | 1 | no | — |
| 67 | D4×C163 | — | 4 | 4 | no | — |
| 68 | C2×C4×C163 | — | 2 | 1 | no | — |
| 69 | C2×C4×C163 | — | 4 | 2 | no | — |
| 70 | C2×C4×C163 | C2×D4 | 1 | 1 | yes | characteristic |
| 71 | C22×C163 | — | 2 | 2 | no | — |
| 72 | C22×C163 | — | 4 | 2 | no | — |
| 73 | C22×C163 | — | 4 | 2 | no | — |
| 74 | C22×C163 | — | 4 | 1 | no | — |
| 75 | C22×C163 | #120 | 1 | 1 | yes | characteristic |
| 76 | C2×D163 | — | 2 | 4 | no | — |
| 77 | C2×D163 | — | 4 | 2 | no | — |
| 78 | C2×D163 | — | 4 | 2 | no | — |
| 79 | C2×D163 | — | 4 | 4 | no | — |
| 80 | C2×D163 | — | 4 | 1 | no | — |
| 81 | C2×D163 | — | 8 | 2 | no | — |
| 82 | C2×D163 | — | 8 | 4 | no | — |
| 83 | C2×D163 | — | 8 | 2 | no | — |
| 84 | C4×C163 | — | 2 | 2 | no | — |
| 85 | C4×C163 | — | 2 | 1 | no | — |
| 86 | C4×C163 | — | 8 | 2 | no | — |
| 87 | Dic163 | — | 4 | 2 | no | — |
| 88 | Dic163 | — | 4 | 1 | no | — |
| 89 | C2×C163 | — | 2 | 1 | no | — |
| 90 | C2×C163 | — | 4 | 2 | no | — |
| 91 | C2×C163 | — | 8 | 1 | no | — |
| 92 | C2×C163 | B(4,𝔽2) | 1 | 1 | yes | characteristic |
| 93 | D163 | — | 4 | 4 | no | — |
| 94 | D163 | — | 8 | 1 | no | — |
| 95 | C163 | #2196 | 1 | 1 | yes | characteristic, complemented, Sylow |
| 96 | #2196 | — | 163 | 1 | no | maximal, Sylow |
| 97 | D42 | — | 163 | 1 | no | — |
| 98 | B(4,𝔽2) | — | 163 | 2 | no | — |
| 99 | #453 | — | 163 | 1 | no | — |
| 100 | #353 | D163 | 1 | 1 | yes | characteristic, complemented |
| 101 | AΣL(1,𝔽16) | — | 163 | 2 | no | — |
| 102 | H(5,𝔽2) | — | 163 | 1 | no | — |
| 103 | C22×D4 | — | 326 | 2 | no | — |
| 104 | AGL(1,ℤ/8) | — | 326 | 1 | no | — |
| 105 | #127 | C2×D163 | 1 | 1 | yes | characteristic |
| 106 | #121 | — | 326 | 2 | no | — |
| 107 | #120 | — | 326 | 2 | no | — |
| 108 | #120 | — | 326 | 1 | no | — |
| 109 | #120 | — | 163 | 2 | no | — |
| 110 | C4×D4 | — | 326 | 1 | no | — |
| 111 | #104 | — | 326 | 1 | no | — |
| 112 | #100 | — | 163 | 1 | no | — |
| 113 | #99 | — | 326 | 2 | no | — |
| 114 | #99 | C2×D163 | 1 | 2 | yes | complemented |
| 115 | C24 | — | 326 | 1 | no | — |
| 116 | C24 | — | 163 | 2 | no | — |
| 117 | #41 | — | 326 | 1 | no | — |
| 118 | #41 | — | 652 | 1 | no | — |
| 119 | C2×D4 | — | 2 | 2 | no | — |
| 120 | C2×D4 | — | 326 | 1 | no | — |
| 121 | C2×D4 | — | 326 | 2 | no | — |
| 122 | C2×D4 | — | 326 | 2 | no | — |
| 123 | C2×D4 | — | 326 | 2 | no | — |
| 124 | C2×D4 | — | 652 | 2 | no | — |
| 125 | C2×D4 | — | 652 | 1 | no | — |
| 126 | C2×D4 | — | 652 | 8 | no | — |
| 127 | C2×D4 | D652 | 1 | 1 | yes | characteristic, complemented |
| 128 | C2×D4 | C22×D163 | 1 | 1 | yes | characteristic |
| 129 | C22×C4 | — | 326 | 2 | no | — |
| 130 | SD16 | — | 652 | 1 | no | — |
| 131 | D8 | — | 652 | 1 | no | — |
| 132 | M16 | — | 326 | 1 | no | — |
| 133 | C4⋊C4 | — | 326 | 1 | no | — |
| 134 | C22⋊C4 | — | 2 | 2 | no | — |
| 135 | C22⋊C4 | — | 326 | 1 | no | — |
| 136 | C22⋊C4 | — | 326 | 2 | no | — |
| 137 | C22⋊C4 | — | 652 | 2 | no | — |
| 138 | C22⋊C4 | — | 163 | 2 | no | — |
| 139 | C42 | D652 | 1 | 1 | yes | characteristic, complemented |
| 140 | C23 | — | 2 | 1 | no | — |
| 141 | C23 | — | 1304 | 1 | no | — |
| 142 | C23 | — | 326 | 2 | no | — |
| 143 | C23 | — | 326 | 2 | no | — |
| 144 | C23 | — | 652 | 2 | no | — |
| 145 | C23 | — | 652 | 4 | no | — |
| 146 | C23 | — | 652 | 4 | no | — |
| 147 | C23 | D4×D163 | 1 | 2 | yes | — |
| 148 | Q8 | — | 326 | 1 | no | — |
| 149 | D4 | — | 4 | 1 | no | — |
| 150 | D4 | — | 4 | 1 | no | — |
| 151 | D4 | — | 4 | 4 | no | — |
| 152 | D4 | — | 1304 | 4 | no | — |
| 153 | D4 | — | 326 | 4 | no | — |
| 154 | D4 | — | 326 | 1 | no | — |
| 155 | D4 | — | 652 | 2 | no | — |
| 156 | D4 | — | 652 | 4 | no | — |
| 157 | D4 | — | 652 | 4 | no | — |
| 158 | D4 | — | 652 | 1 | no | — |
| 159 | C2×C4 | — | 2 | 1 | no | — |
| 160 | C2×C4 | — | 4 | 2 | no | — |
| 161 | C2×C4 | — | 326 | 2 | no | — |
| 162 | C2×C4 | — | 326 | 2 | no | — |
| 163 | C2×C4 | — | 652 | 4 | no | — |
| 164 | C2×C4 | — | 652 | 1 | no | — |
| 165 | C2×C4 | C2×D652 | 1 | 1 | yes | characteristic |
| 166 | C8 | — | 652 | 1 | no | — |
| 167 | C22 | — | 2 | 2 | no | — |
| 168 | C22 | — | 4 | 2 | no | — |
| 169 | C22 | — | 4 | 2 | no | — |
| 170 | C22 | — | 4 | 1 | no | — |
| 171 | C22 | — | 1304 | 2 | no | — |
| 172 | C22 | — | 1304 | 2 | no | — |
| 173 | C22 | — | 1304 | 4 | no | — |
| 174 | C22 | — | 326 | 4 | no | — |
| 175 | C22 | — | 652 | 2 | no | — |
| 176 | C22 | — | 652 | 4 | no | — |
| 177 | C22 | — | 652 | 1 | no | — |
| 178 | C22 | — | 652 | 2 | no | — |
| 179 | C22 | #19104705 | 1 | 1 | yes | characteristic |
| 180 | C4 | — | 2 | 2 | no | — |
| 181 | C4 | — | 2 | 1 | no | — |
| 182 | C4 | — | 8 | 2 | no | — |
| 183 | C4 | — | 652 | 2 | no | — |
| 184 | C4 | — | 652 | 1 | no | — |
| 185 | C2 | — | 2 | 1 | no | — |
| 186 | C2 | — | 4 | 2 | no | — |
| 187 | C2 | — | 8 | 1 | no | — |
| 188 | C2 | — | 1304 | 1 | no | — |
| 189 | C2 | — | 652 | 4 | no | — |
| 190 | C2 | #23781853 | 1 | 1 | yes | characteristic |
Splittings G = N ⋊ H with N normal; H ≅ G/N.
| N | H ≅ G/N | type |
|---|---|---|
| 1. #23782300 | C2 | semidirect |
| 2. #23781853 | C2 | semidirect |
| 3. #23781832 | C2 | semidirect |
| 4. #23781451 | C2 | semidirect |
| 5. #353×C163 | C2 | semidirect |
| 6. #19104780 | C22 | semidirect |
| 15. #19104652 | C22 | semidirect |
| 18. #99×C163 | C22 | semidirect |
| 20. C23×D163 | D4 | semidirect |
| 36. C22⋊Dic163 | D4 | semidirect |
| 40. C2×D4×C163 | D4 | semidirect |
| 43. C42×C163 | D4 | semidirect |
| 95. C163 | #2196 | semidirect |
| 100. #353 | D163 | semidirect |
| 114. #99 | C2×D163 | semidirect |
| 127. C2×D4 | D652 | semidirect |
| 139. C42 | D652 | semidirect |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| #23782300 | 2 |
| #23781853 | 2 |
| #23781832 | 2 |
| #23781451 | 2 |
| #353×C163 | 2 |
| #2196 | 163 |