Finite Group DatabasebetaFinite Group Databasebeta| order | 21996 |
| automorphism | ? |
| homology | Abelianization (H1) = C22 · Schur multiplier (H2) = C2 |
| unambiguous semidirect product | D117⋊D47 |
| unambiguous semidirect product | D423⋊D13 |
| unambiguous semidirect product | D611⋊D9 |
| Fitting, derived, Hall | C9×C13×C47 ⋊ C22 |
| Hall | C13×C47 ⋊ C2×D9 |
| Hall | C9×C47 ⋊ C2×D13 |
| Hall | C9×C13 ⋊ C2×D47 |
| Sylow | C47 ⋊ D9×D13 |
| Sylow | C13 ⋊ D9×D47 |
| Sylow | C9 ⋊ D13×D47 |
| subgroup | G/H | |
|---|---|---|
| center, hypercenter | C1 | G |
| commutator, Fitting, cosocle, hypocenter | C9×C13×C47 | C22 |
| Frattini | C3 | D39⋊D47 |
| socle | C3×C13×C47 | C2×D3 |
| LCS | G ▷ C9×C13×C47 | |
| UCS | C1 | |
60 conjugacy classes of subgroups.
| transitive degree | μt(G) = 5499 |
Polycyclic presentation:
2^2,3,13,47,3|c^3=f^2,d^a=d^12,e^a=e^46,c^b=c^2f,d^b=d^12,f^b=f^21428 conjugacy classes. The character table is too large to display.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(21996, 30);