Finite Group DatabasebetaFinite Group Databasebeta| order | 864 |
| nilpotency class | 2 |
| isoclinism | isoclinic class of D4 |
| automorphism | ? |
| homology | Abelianization (H1) = C42×C27 · Schur multiplier (H2) = C23 |
| direct product | C27×#95 |
| subgroup | G/H | |
|---|---|---|
| center | C23×C27 | C22 |
| commutator | C2 | C42×C27 |
| Frattini, cosocle | C23×C9 | C22×C3 |
| socle, prime radical | C23×C3 | C22×C9 |
| LCS | G ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C23×C27 ◁ G | |
152 conjugacy classes of subgroups.
| minimal degree | μ(G) = 39 |
| transitive degree | μt(G) = 864 |
A minimal faithful permutation representation — 2 generators on 39 points:
(1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27)(33,35)(36,37,39,38);(28,29,30,31)(32,33,34,35)(36,38,39,37)540 conjugacy classes — view the full character table.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(864, 45);