Finite Group DatabasebetaFinite Group Databasebeta| order | 25020 |
| automorphism | ? |
| homology | Abelianization (H1) = C22×C139 · Schur multiplier (H2) = C2 |
| direct product | D5×D9×C139 |
| unambiguous semidirect product | (C5×D9)⋊(C2×C139) |
| unambiguous semidirect product | (C9×D5)⋊(C2×C139) |
| unambiguous semidirect product | D45⋊(C2×C139) |
| Fitting, Hall | C5×C9×C139 ⋊ C22 |
| derived, Hall | C5×C9 ⋊ C22×C139 |
| Hall | C9×C139 ⋊ C2×D5 |
| Hall | C5×C139 ⋊ C2×D9 |
| Sylow | C9 ⋊ C2×D5×C139 |
| Sylow | C5 ⋊ C2×D9×C139 |
| subgroup | G/H | |
|---|---|---|
| center, hypercenter | C139 | D5×D9 |
| commutator, cosocle, hypocenter | C5×C9 | C22×C139 |
| Frattini | C3 | D3×D5×C139 |
| Fitting | C5×C9×C139 | C22 |
| socle | C3×C5×C139 | C2×D3 |
| LCS | G ▷ C5×C9 | |
| UCS | C1 ◁ C139 | |
60 conjugacy classes of subgroups.
| transitive degree | μt(G) = 6255 |
3336 conjugacy classes. The character table is too large to display.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(25020, 27);