Finite Group DatabasebetaFinite Group DatabasebetaOrder 20224.
476 conjugacy classes of subgroups; only the 74 normal subgroups are shown.
This group has 476 conjugacy classes of subgroups — too many to draw. Only its 74 normal subgroups are shown.
Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.
| subgroup | G/H | |
|---|---|---|
| center, socle | C22×C79 | B(4,𝔽2) |
| commutator, Frattini, cosocle | C2×C4⋊C4 | C23×C79 |
| prime radical | C79×#1598 | C2 |
| LCS | G ▷ C2×C4⋊C4 ▷ C23 ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C22×C79 ◁ C23×C79 ◁ C2×C4⋊C4×C79 ◁ G | |
Splittings G = N ⋊ H with N normal; H ≅ G/N.
| N | H ≅ G/N | type |
|---|---|---|
| 1. C79×#2728 | C2 | semidirect |
| 2. C79×#2007 | C2 | semidirect |
| 3. C79×#1610 | C2 | semidirect |
| 5. C79×#1346 | C2 | semidirect |
| 6. C79×#1345 | C2 | semidirect |
| 7. C79×#1319 | C2 | semidirect |
| 76. C2×Q8×C79 | D8 | semidirect |
| 196. #12098 | C79 | direct (N × H) |
| 204. #2728 | C2×C79 | semidirect |
| 205. #2007 | C2×C79 | semidirect |
| 206. #1610 | C2×C79 | semidirect |
| 208. #1346 | C2×C79 | semidirect |
| 209. #1345 | C2×C79 | semidirect |
| 210. #1319 | C2×C79 | semidirect |
| 211. C79 | #12098 | direct (N × H) |
| 280. C2×Q8 | D8×C79 | semidirect |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| C79×#2728 | 2 |
| C79×#2007 | 2 |
| C79×#1610 | 2 |
| C79×#1598 | 2 |
| C79×#1346 | 2 |
| C79×#1345 | 2 |
| C79×#1319 | 2 |
| #12098 | 79 |