Order 35584.
830 conjugacy classes of subgroups.
The subgroup lattice has 248 nodes — too large to display as a diagram.
| subgroup | G/H | |
|---|---|---|
| center | C23×C4×C139 | D4 |
| commutator | C4 | C2×C4×C8×C139 |
| Frattini, cosocle | C2×C42 | C23×C139 |
| socle, prime radical | C24×C139 | C4⋊C4 |
| LCS | G ▷ C4 ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C23×C4×C139 ◁ C22×C42×C139 ◁ G | |
Splittings G = N ⋊ H with N normal; H ≅ G/N.
| N | H ≅ G/N | type |
|---|---|---|
| 3. #1277×C139 | C2 | direct (N × H) |
| 23. C22×C8×C139 | C8 | semidirect |
| 60. C2×C8×C139 | C2×C8 | semidirect |
| 117. C2×C139 | #1277 | direct (N × H) |
| 123. C2×#1277 | C139 | direct (N × H) |
| 124. C139 | C2×#1277 | direct (N × H) |
| 127. #1277 | C2×C139 | direct (N × H) |
| 147. C22×C8 | C8×C139 | semidirect |
| 184. C2×C8 | C2×C8×C139 | semidirect |
| 241. C2 | #1277×C139 | direct (N × H) |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| C22×C4⋊C8×C139 | 2 |
| C22×C4×C8×C139 | 2 |
| #1277×C139 | 2 |
| C2×#1277 | 139 |