Finite Group DatabasebetaFinite Group Databasebeta| order | 512 |
| nilpotency class | 3 |
| isoclinism | isoclinic class of #7518992 |
| automorphism | ? |
| homology | Abelianization (H1) = C25 · Schur multiplier (H2) = C28 |
No aliases for this group.
| subgroup | G/H | |
|---|---|---|
| center, socle | C23 | C23×D4 |
| commutator, Frattini, cosocle | C22×C4 | C25 |
| LCS | G ▷ C22×C4 ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C23 ◁ C4×#121 ◁ G | |
| LECS | G ▷ C22×C4 ▷ C2 ▷ C1 | |
2085 conjugacy classes of subgroups.
| minimal degree | μ(G) = 28 |
| transitive degree | μt(G) = 128 |
A minimal faithful permutation representation — 5 generators on 28 points:
(5,6)(7,10)(8,9)(11,12)(13,14,20,26)(15,21,16,23)(17,28,27,22)(18,24,19,25);(2,4)(6,9)(10,12)(13,15)(14,21)(16,20)(17,19)(18,27)(22,24)(23,26)(25,28);(5,7,8,11)(6,10,9,12)(13,16,19,17,20,15,18,27)(14,22,24,21,26,28,25,23);(1,2,3,4)(13,17,18,16,20,27,19,15)(14,23,25,28,26,21,24,22);(6,9)(10,12)(13,18,20,19)(14,24,26,25)(15,27,16,17)(21,22,23,28)Polycyclic presentation:
2^9|a^2=i,c^2=fgi,d^2=hi,e^2=i,g^2=i,h^2=i,b^a=bf,c^a=cg,d^a=dg,e^a=ef,g^a=gi,h^a=hi,c^b=cg,d^b=dh,g^b=gi,h^b=hi,e^c=ei,e^d=ei74 conjugacy classes — view the full character table.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(512, 7520952);