Finite Group DatabasebetaFinite Group Databasebeta| order | 512 |
| nilpotency class | 4 |
| isoclinism | isoclinic class of #11541 |
| automorphism | ? |
| homology | Abelianization (H1) = C23×C4 · Schur multiplier (H2) = C25×C4 |
No aliases for this group.
| subgroup | G/H | |
|---|---|---|
| center | C2×C4 | C2×#99 |
| commutator | C24 | C23×C4 |
| Frattini, cosocle | C22×D4 | C24 |
| socle | C22 | C22×#99 |
| prime radical | #34935 | C2 |
| LCS | G ▷ C24 ▷ C22 ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C2×C4 ◁ C2×C42 ◁ C2×C4×#41 ◁ G | |
| LECS | G ▷ C22×D4 ▷ C22 ▷ C2 ▷ C1 | |
1405 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)(8,12)(9,20,16,13)(10,14)(11,17);(5,7,16,17,10,18,9,12)(6,11,20,19,14,8,13,15);(1,2,3,4);(5,8,10,11)(6,12,14,17)(7,13,18,20)(9,19,16,15)Polycyclic presentation:
2^9|a^2=g,b^2=eg,c^2=f,d^2=i,b^a=be,c^a=cf,e^a=eh,h^a=hi,e^b=eh,g^b=gh,h^b=hi,g^e=gi74 conjugacy classes — view the full character table.
| maximal subgroup of | #72286074, #72286100, #72286159, … |
| maximal normal subgroup of | #72286074, #72286100, #72286159, … |
| maximal quotient of | C2×#495148 |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(512, 402344);