Finite Group DatabasebetaFinite Group Databasebeta| order | 1664 |
| nilpotency class | 2 |
| isoclinism | isoclinic class of D4 |
| automorphism | ? |
| homology | Abelianization (H1) = C23×C8×C13 · Schur multiplier (H2) = C25 |
| direct product | C22×C13×M32 |
| subgroup | G/H | |
|---|---|---|
| center | C22×C8×C13 | C22 |
| commutator | C2 | C23×C8×C13 |
| Frattini, cosocle | C8 | C24×C13 |
| socle | C23×C13 | C2×C8 |
| prime radical | C24×C13 | C8 |
| LCS | G ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C22×C8×C13 ◁ G | |
400 conjugacy classes of subgroups.
| minimal degree | μ(G) = 33 |
| transitive degree | μt(G) = 832 |
A minimal faithful permutation representation — 4 generators on 33 points:
(1,2)(21,22,23,24,25,26,27,28,29,30,31,32,33);(3,4);(5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20);(6,14)(8,16)(10,18)(12,20)1040 conjugacy classes. The character table is too large to display.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(1664, 2137);