Finite Group DatabasebetaFinite Group DatabasebetaOrder 19796.
60 conjugacy classes of subgroups.
| # | subgroup | G/H | class size | multiplicity | normal? | properties |
|---|---|---|---|---|---|---|
| 1 | C72×D101 | C2 | 1 | 1 | yes | maximal, characteristic |
| 2 | C72×C101 | C4 | 1 | 1 | yes | characteristic, complemented, Hall |
| 3 | C7⋊#87938 | — | 7 | 8 | no | maximal |
| 4 | C7×D101 | D7 | 1 | 8 | yes | — |
| 5 | C7×C101 | Dic7 | 1 | 8 | yes | complemented |
| 6 | #87938 | — | 49 | 1 | no | Hall |
| 7 | D101 | C7⋊D7 | 1 | 1 | yes | characteristic |
| 8 | C7⋊Dic7 | — | 101 | 1 | no | maximal, Hall |
| 9 | C101 | C7⋊Dic7 | 1 | 1 | yes | characteristic, complemented, Sylow |
| 10 | C2×C72 | — | 101 | 1 | no | — |
| 11 | C72 | #87938 | 1 | 1 | yes | characteristic, complemented, Sylow |
| 12 | Dic7 | — | 707 | 8 | no | — |
| 13 | C2×C7 | — | 101 | 8 | no | — |
| 14 | C7 | C7⋊#87938 | 1 | 8 | yes | complemented |
| 15 | C4 | — | 4949 | 1 | no | Sylow |
| 16 | C2 | — | 101 | 1 | no | — |
| subgroup | G/H | |
|---|---|---|
| center, Frattini, hypercenter | C1 | G |
| commutator, Fitting, socle, hypocenter | C72×C101 | C4 |
| prime radical, cosocle | C72×D101 | C2 |
| LCS | G ▷ C72×C101 | |
| UCS | C1 | |
Splittings G = N ⋊ H with N normal; H ≅ G/N.
| N | H ≅ G/N | type |
|---|---|---|
| 2. C72×C101 | C4 | semidirect |
| 5. C7×C101 | Dic7 | semidirect |
| 9. C101 | C7⋊Dic7 | semidirect |
| 11. C72 | #87938 | semidirect |
| 14. C7 | C7⋊#87938 | semidirect |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| C72×D101 | 2 |
| C7⋊#87938 | 7 |
| C7⋊Dic7 | 101 |