Finite Group DatabasebetaFinite Group DatabasebetaOrder 15625.
187 conjugacy classes of subgroups.
| # | subgroup | G/H | class size | multiplicity | normal? | properties |
|---|---|---|---|---|---|---|
| 1 | C5×C125⋊C5 | C5 | 1 | 4 | yes | maximal |
| 2 | C5×C125⋊C5 | C5 | 1 | 1 | yes | maximal, characteristic |
| 3 | C5×C25⋊C25 | C5 | 1 | 1 | yes | maximal, characteristic |
| 4 | C52×C25 | — | 5 | 1 | no | — |
| 5 | C52×C25 | C52 | 1 | 1 | yes | characteristic |
| 6 | C125⋊C5 | — | 5 | 4 | no | — |
| 7 | C125⋊C5 | — | 5 | 1 | no | — |
| 8 | C125⋊C5 | — | 5 | 12 | no | — |
| 9 | C125⋊C5 | — | 5 | 4 | no | — |
| 10 | C125⋊C5 | C25 | 1 | 20 | yes | complemented |
| 11 | C5×C125 | — | 5 | 4 | no | — |
| 12 | C5×C125 | C25 | 1 | 5 | yes | complemented |
| 13 | C25⋊C25 | — | 5 | 1 | no | — |
| 14 | C25⋊C25 | — | 5 | 3 | no | — |
| 15 | C25⋊C25 | C25 | 1 | 5 | yes | — |
| 16 | C53 | 5−1+2 | 1 | 1 | yes | characteristic |
| 17 | C5×C25 | — | 5 | 5 | no | — |
| 18 | C5×C25 | — | 25 | 5 | no | — |
| 19 | C5×C25 | C5×C25 | 1 | 4 | yes | — |
| 20 | C5×C25 | C5×C25 | 1 | 1 | yes | characteristic |
| 21 | C5×C25 | C5×C25 | 1 | 1 | yes | characteristic |
| 22 | C5×C25 | H(3,𝔽5) | 1 | 1 | yes | characteristic |
| 23 | C5×C25 | 5−1+2 | 1 | 12 | yes | — |
| 24 | C5×C25 | 5−1+2 | 1 | 4 | yes | — |
| 25 | C5×C25 | 5−1+2 | 1 | 4 | yes | — |
| 26 | C5×C25 | 5−1+2 | 1 | 3 | yes | — |
| 27 | C125 | — | 5 | 20 | no | — |
| 28 | C125 | — | 5 | 5 | no | — |
| 29 | C52 | — | 5 | 5 | no | — |
| 30 | C52 | C52⋊C25 | 1 | 1 | yes | characteristic |
| 31 | C52 | C25⋊C25 | 1 | 4 | yes | — |
| 32 | C52 | C25⋊C25 | 1 | 1 | yes | characteristic |
| 33 | C25 | — | 25 | 5 | no | — |
| 34 | C25 | C252 | 1 | 1 | yes | characteristic |
| 35 | C25 | C52⋊C25 | 1 | 4 | yes | — |
| 36 | C25 | C52⋊C25 | 1 | 1 | yes | characteristic |
| 37 | C25 | C25⋊C25 | 1 | 12 | yes | — |
| 38 | C25 | C25⋊C25 | 1 | 3 | yes | — |
| 39 | C25 | C25⋊C25 | 1 | 4 | yes | — |
| 40 | C5 | — | 5 | 1 | no | — |
| 41 | C5 | — | 5 | 4 | no | — |
| 42 | C5 | #15691059 | 1 | 1 | yes | characteristic |
| 43 | C5 | #15691084 | 1 | 5 | yes | — |
| subgroup | G/H | |
|---|---|---|
| center, socle | C52 | C25⋊C25 |
| commutator | C25 | C252 |
| Frattini, cosocle | C52×C25 | C52 |
| prime radical | C53 | 5−1+2 |
| LCS | G ▷ C25 ▷ C5 ▷ C1 | |
| UCS | C1 ◁ C52 ◁ C52×C25 ◁ G | |
| LECS | G ▷ C52×C25 ▷ C5 ▷ C1 | |
Splittings G = N ⋊ H with N normal; H ≅ G/N.
| N | H ≅ G/N | type |
|---|---|---|
| 10. C125⋊C5 | C25 | semidirect |
| 12. C5×C125 | C25 | semidirect |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| C5×C125⋊C5 | 5 |
| C5×C25⋊C25 | 5 |