Order 448.
146 conjugacy classes of subgroups.
| subgroup | G/H | |
|---|---|---|
| center | C2 | #6500 |
| commutator, cosocle | C2×C4×C7 | C23 |
| Frattini | C2×C4 | C22×D7 |
| Fitting | C7×#124 | C2 |
| socle | C2×C7 | #120 |
| hypercenter | #124 | D7 |
| hypocenter | C7 | #454 |
| LCS | G ▷ C2×C4×C7 ▷ C2×C7 ▷ C7 | |
| UCS | C1 ◁ C2 ◁ C2×C4 ◁ #124 | |
Splittings G = N ⋊ H with N normal; H ≅ G/N.
| N | H ≅ G/N | type |
|---|---|---|
| 1. #6551 | C2 | semidirect |
| 2. C7×#124 | C2 | semidirect |
| 3. #6495 | C2 | semidirect |
| 4. #6410 | C2 | semidirect |
| 5. #6379 | C2 | semidirect |
| 34. #124 | D7 | semidirect |
| 74. C7 | #454 | semidirect |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| #6551 | 2 |
| C7×#124 | 2 |
| #6495 | 2 |
| #6410 | 2 |
| #6379 | 2 |
| #454 | 7 |