Finite Group DatabasebetaFinite Group Databasebeta| order | 21556 |
| automorphism | ? |
| homology | Abelianization (H1) = C4×C317 · Schur multiplier (H2) = C1 |
| direct product | Dic17×C317 |
| derived, Sylow | C17 ⋊ C4×C317 |
| Hall | C17×C317 ⋊ C4 |
| subgroup | G/H | |
|---|---|---|
| center, hypercenter | C2×C317 | D17 |
| commutator, hypocenter | C17 | C4×C317 |
| Frattini | C2 | D17×C317 |
| Fitting, socle, prime radical | C2×C17×C317 | C2 |
| cosocle | C2×C17 | C2×C317 |
| LCS | G ▷ C17 | |
| UCS | C1 ◁ C2×C317 | |
12 conjugacy classes of subgroups.
| transitive degree | μt(G) = 21556 |
6340 conjugacy classes. The character table is too large to display.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(21556, 2);