Order 8032.
42 conjugacy classes of subgroups.
| # | subgroup | G/H | class size | multiplicity | normal? | properties |
|---|---|---|---|---|---|---|
| 1 | C2×C251⋊C8 | C2 | 1 | 1 | yes | maximal, characteristic |
| 2 | C4⋊Dic251 | C2 | 1 | 1 | yes | maximal, characteristic |
| 3 | C2×Q8×C251 | C2 | 1 | 1 | yes | maximal, characteristic |
| 4 | C2×Dic251 | — | 2 | 1 | no | — |
| 5 | C251⋊C8 | — | 2 | 1 | no | — |
| 6 | Q8×C251 | — | 2 | 1 | no | — |
| 7 | Q8×C251 | C4 | 1 | 2 | yes | complemented |
| 8 | C2×C4×C251 | — | 2 | 1 | no | — |
| 9 | C2×C4×C251 | C22 | 1 | 1 | yes | characteristic |
| 10 | C22×C251 | D4 | 1 | 1 | yes | characteristic |
| 11 | C4×C251 | — | 2 | 2 | no | — |
| 12 | C4×C251 | C2×C4 | 1 | 1 | yes | characteristic |
| 13 | C4×C251 | D4 | 1 | 1 | yes | characteristic |
| 14 | Dic251 | — | 4 | 1 | no | — |
| 15 | C2×C251 | C22⋊C4 | 1 | 1 | yes | characteristic |
| 16 | C2×C251 | SD16 | 1 | 1 | yes | characteristic |
| 17 | C2×C251 | Q16 | 1 | 1 | yes | characteristic |
| 18 | C251 | #103 | 1 | 1 | yes | characteristic, complemented, Sylow |
| 19 | #103 | — | 251 | 1 | no | maximal, Sylow |
| 20 | C2×Q8 | D251 | 1 | 1 | yes | characteristic |
| 21 | C2×C8 | — | 251 | 1 | no | — |
| 22 | C4⋊C4 | — | 251 | 1 | no | — |
| 23 | Q8 | — | 2 | 1 | no | — |
| 24 | Q8 | Dic251 | 1 | 2 | yes | complemented |
| 25 | C2×C4 | — | 2 | 1 | no | — |
| 26 | C2×C4 | — | 502 | 1 | no | — |
| 27 | C2×C4 | C2×D251 | 1 | 1 | yes | characteristic |
| 28 | C8 | — | 502 | 1 | no | — |
| 29 | C22 | C22⋊D251 | 1 | 1 | yes | characteristic |
| 30 | C4 | — | 2 | 2 | no | — |
| 31 | C4 | — | 1004 | 1 | no | — |
| 32 | C4 | C2×Dic251 | 1 | 1 | yes | characteristic |
| 33 | C4 | C22⋊D251 | 1 | 1 | yes | characteristic |
| 34 | C2 | C22⋊Dic251 | 1 | 1 | yes | characteristic |
| 35 | C2 | #16860797 | 1 | 1 | yes | characteristic |
| 36 | C2 | #16860800 | 1 | 1 | yes | characteristic |
Splittings G = N ⋊ H with N normal; H ≅ G/N.
| N | H ≅ G/N | type |
|---|---|---|
| 7. Q8×C251 | C4 | semidirect |
| 18. C251 | #103 | semidirect |
| 24. Q8 | Dic251 | semidirect |