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 |
| prime radical | #59650 | C2 |
| LCS | G ▷ C22×C4 ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C23 ◁ C4×#121 ◁ G | |
| LECS | G ▷ C22×C4 ▷ C2 ▷ C1 | |
2106 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)(13,14,18,23)(15,22,16,20)(17,21,26,28)(19,27,25,24);(2,4)(6,9)(10,12)(13,15,18,16)(14,20,23,22)(17,25,26,19)(21,27,28,24);(5,7,8,11)(6,10,9,12)(13,16,19,17,18,15,25,26)(14,21,24,20,23,28,27,22);(1,2,3,4)(13,17,19,15,18,26,25,16)(14,22,24,21,23,20,27,28);(6,9)(10,12)(14,23)(20,22)(21,28)(24,27)Polycyclic presentation:
2^9|a^2=i,b^2=i,c^2=fgi,d^2=h,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,d^c=di74 conjugacy classes — view the full character table.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(512, 7520861);