Finite Group DatabasebetaFinite Group Databasebeta| order | 21992 |
| automorphism | ? |
| homology | Abelianization (H1) = C2×C4 · Schur multiplier (H2) = C2 |
| direct product | C2×#24926939 |
| unambiguous semidirect product | D2749⋊C4 |
| Fitting, socle | C2×C2749 ⋊ C4 |
| derived, Sylow | C2749 ⋊ C2×C4 |
| subgroup | G/H | |
|---|---|---|
| center, hypercenter | C2 | #24926939 |
| commutator, hypocenter | C2749 | C2×C4 |
| Frattini | C1 | G |
| Fitting, socle | C2×C2749 | C4 |
| prime radical | C2×D2749 | C2 |
| cosocle | D2749 | C22 |
| LCS | G ▷ C2749 | |
| UCS | C1 ◁ C2 | |
16 conjugacy classes of subgroups.
| transitive degree | μt(G) = 5498 |
1382 conjugacy classes. The character table is too large to display.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(21992, 14);