Order 840.
44 conjugacy classes of subgroups.
| # | subgroup | G/H | class size | multiplicity | normal? | properties |
|---|---|---|---|---|---|---|
| 1 | C7×A5 | C2 | 1 | 1 | yes | maximal, characteristic, complemented |
| 2 | A4×D7 | — | 5 | 1 | no | maximal, Hall |
| 3 | D5×D7 | — | 6 | 1 | no | maximal |
| 4 | C2×A5 | — | 7 | 1 | no | maximal, Hall |
| 5 | C7×A4 | — | 5 | 1 | no | — |
| 6 | D3×D7 | — | 10 | 1 | no | maximal |
| 7 | D35 | — | 6 | 1 | no | — |
| 8 | C5×D7 | — | 6 | 1 | no | — |
| 9 | C7×D5 | — | 6 | 1 | no | — |
| 10 | A5 | D7 | 1 | 1 | yes | characteristic, direct product factor |
| 11 | C22×D7 | — | 5 | 1 | no | Hall |
| 12 | D21 | — | 10 | 1 | no | — |
| 13 | C3×D7 | — | 10 | 1 | no | — |
| 14 | D3×C7 | — | 10 | 1 | no | — |
| 15 | C5×C7 | — | 6 | 1 | no | Hall |
| 16 | C22×C7 | — | 5 | 1 | no | — |
| 17 | C2×D7 | — | 15 | 1 | no | — |
| 18 | C2×D7 | — | 15 | 1 | no | — |
| 19 | C2×A4 | — | 35 | 1 | no | Hall |
| 20 | C3×C7 | — | 10 | 1 | no | Hall |
| 21 | C2×D5 | — | 42 | 1 | no | — |
| 22 | C2×C7 | — | 15 | 1 | no | — |
| 23 | D7 | — | 15 | 1 | no | — |
| 24 | D7 | A5 | 1 | 1 | yes | maximal normal, characteristic, direct product factor |
| 25 | C2×D3 | — | 70 | 1 | no | — |
| 26 | A4 | — | 5 | 1 | no | — |
| 27 | C2×C5 | — | 42 | 1 | no | — |
| 28 | D5 | — | 6 | 1 | no | — |
| 29 | D5 | — | 42 | 1 | no | — |
| 30 | C23 | — | 35 | 1 | no | Sylow |
| 31 | C7 | C2×A5 | 1 | 1 | yes | characteristic, complemented, Sylow |
| 32 | C2×C3 | — | 70 | 1 | no | — |
| 33 | D3 | — | 10 | 1 | no | — |
| 34 | D3 | — | 70 | 1 | no | — |
| 35 | C5 | — | 6 | 1 | no | Sylow |
| 36 | C22 | — | 5 | 1 | no | — |
| 37 | C22 | — | 105 | 1 | no | — |
| 38 | C22 | — | 105 | 1 | no | — |
| 39 | C3 | — | 10 | 1 | no | Sylow |
| 40 | C2 | — | 7 | 1 | no | — |
| 41 | C2 | — | 15 | 1 | no | — |
| 42 | C2 | — | 105 | 1 | no | — |
| subgroup | G/H | |
|---|---|---|
| center, Frattini, hypercenter | C1 | G |
| commutator, socle, hypocenter | C7×A5 | C2 |
| Fitting, cosocle | C7 | C2×A5 |
| LCS | G ▷ C7×A5 | |
| UCS | C1 | |
Splittings G = N ⋊ H with N normal; H ≅ G/N.
| N | H ≅ G/N | type |
|---|---|---|
| 1. C7×A5 | C2 | semidirect |
| 10. A5 | D7 | direct (N × H) |
| 24. D7 | A5 | direct (N × H) |
| 31. C7 | C2×A5 | semidirect |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| C7×A5 | 2 |
| A4×D7 | 5 |
| D5×D7 | 6 |
| C2×A5 | 7 |
| D3×D7 | 10 |