Order 280.
24 conjugacy classes of subgroups.
| # | subgroup | G/H | class size | multiplicity | normal? | properties |
|---|---|---|---|---|---|---|
| 1 | Dic35 | C2 | 1 | 1 | yes | maximal, characteristic |
| 2 | C5×Dic7 | C2 | 1 | 1 | yes | maximal, characteristic |
| 3 | C7×Dic5 | C2 | 1 | 1 | yes | maximal, characteristic |
| 4 | C2×C5×C7 | C22 | 1 | 1 | yes | characteristic |
| 5 | Dic14 | — | 5 | 1 | no | maximal, Hall |
| 6 | Dic10 | — | 7 | 1 | no | maximal, Hall |
| 7 | C5×C7 | Q8 | 1 | 1 | yes | characteristic, complemented, Hall |
| 8 | C4×C7 | — | 5 | 1 | no | — |
| 9 | Dic7 | — | 5 | 1 | no | — |
| 10 | Dic7 | D5 | 1 | 1 | yes | characteristic |
| 11 | C4×C5 | — | 7 | 1 | no | — |
| 12 | Dic5 | — | 7 | 1 | no | — |
| 13 | Dic5 | D7 | 1 | 1 | yes | characteristic |
| 14 | C2×C7 | C2×D5 | 1 | 1 | yes | characteristic |
| 15 | C2×C5 | C2×D7 | 1 | 1 | yes | characteristic |
| 16 | Q8 | — | 35 | 1 | no | Sylow |
| 17 | C7 | Dic10 | 1 | 1 | yes | characteristic, complemented, Sylow |
| 18 | C5 | Dic14 | 1 | 1 | yes | characteristic, complemented, Sylow |
| 19 | C4 | — | 5 | 1 | no | — |
| 20 | C4 | — | 7 | 1 | no | — |
| 21 | C4 | — | 35 | 1 | no | — |
| 22 | C2 | D5×D7 | 1 | 1 | yes | characteristic |
| subgroup | G/H | |
|---|---|---|
| center, Frattini, hypercenter | C2 | D5×D7 |
| commutator, Fitting, socle, prime radical, cosocle | C2×C5×C7 | C22 |
| hypocenter | C5×C7 | Q8 |
| LCS | G ▷ C2×C5×C7 ▷ C5×C7 | |
| UCS | C1 ◁ C2 | |
Splittings G = N ⋊ H with N normal; H ≅ G/N.
| N | H ≅ G/N | type |
|---|---|---|
| 7. C5×C7 | Q8 | semidirect |
| 17. C7 | Dic10 | semidirect |
| 18. C5 | Dic14 | semidirect |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| Dic35 | 2 |
| C5×Dic7 | 2 |
| C7×Dic5 | 2 |
| Dic14 | 5 |
| Dic10 | 7 |