Finite Group DatabasebetaFinite Group Databasebeta| order | 15775 |
| automorphism | ? |
| homology | Abelianization (H1) = C25 · Schur multiplier (H2) = C1 |
| unambiguous semidirect product | C631⋊C25 |
| derived, Sylow | C631 ⋊ C25 |
| subgroup | G/H | |
|---|---|---|
| center, Frattini, hypercenter | C5 | C631⋊C5 |
| commutator, hypocenter | C631 | C25 |
| Fitting, socle, prime radical, cosocle | C5×C631 | C5 |
| LCS | G ▷ C631 | |
| UCS | C1 ◁ C5 | |
6 conjugacy classes of subgroups.
| transitive degree | μt(G) = 15775 |
Polycyclic presentation:
5^2,631|a^5=b,c^a=c^242655 conjugacy classes — view the full character table.
| maximal subgroup of | D631⋊C25, C2×C631⋊C25 |
| maximal normal subgroup of | D631⋊C25, C2×C631⋊C25 |
| maximal quotient of | C2×C631⋊C25 |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(15775, 1);