Finite Group DatabasebetaFinite Group Databasebeta| order | 512 |
| nilpotency class | 3 |
| isoclinism | isoclinic class of #188761 |
| automorphism | ? |
| homology | Abelianization (H1) = C23×C4 · Schur multiplier (H2) = C25 |
No aliases for this group.
| subgroup | G/H | |
|---|---|---|
| center | C2×C4 | C2×#117 |
| commutator | C22×C4 | C23×C4 |
| Frattini, cosocle | C23×C4 | C24 |
| socle | C22 | C2×#383 |
| prime radical | C24 | C2×#41 |
| LCS | G ▷ C22×C4 ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C2×C4 ◁ C2×C4×M16 ◁ G | |
| LECS | G ▷ C23×C4 ▷ C2 ▷ C1 | |
860 conjugacy classes of subgroups.
| minimal degree | μ(G) = 20 |
| transitive degree | μt(G) = 64 |
A minimal faithful permutation representation — 4 generators on 20 points:
(2,4)(5,6)(7,15,18,19)(8,11)(9,13)(10,14)(12,17,20,16);(6,11,14,13)(12,19,20,15);(1,2,3,4);(5,7,8,16,10,18,9,17)(6,12,13,15,14,20,11,19)Polycyclic presentation:
2^9|a^2=h,b^2=eg,c^2=f,d^2=e,e^2=i,g^2=i,b^a=be,c^a=cf,d^a=dg,e^a=ei,h^d=hi104 conjugacy classes — view the full character table.
| maximal subgroup of | #72224742, #72224754, #72224757, … |
| maximal normal subgroup of | #72224742, #72224754, #72224757, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(512, 299721);