Finite Group DatabasebetaFinite Group Databasebeta| order | 512 |
| nilpotency class | 4 |
| isoclinism | isoclinic class of #499803 |
| automorphism | ? |
| homology | Abelianization (H1) = C24 · Schur multiplier (H2) = C25 |
No aliases for this group.
| subgroup | G/H | |
|---|---|---|
| center, socle | C22 | C2×B(4,𝔽2) |
| commutator, Frattini, cosocle | C22×D4 | C24 |
| prime radical | C2×#453 | C22 |
| LCS | G ▷ C22×D4 ▷ C22 ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C22 ◁ C22×C4 ◁ C2×C4×D4 ◁ G | |
| LECS | G ▷ C22×D4 ▷ C22 ▷ C2 ▷ C1 | |
947 conjugacy classes of subgroups.
| minimal degree | μ(G) = 40 |
| transitive degree | μt(G) = 64 |
A minimal faithful permutation representation — 4 generators on 40 points:
(1,2)(3,7)(4,5)(6,8)(9,10,13,17)(11,19,21,15)(12,23,24,34)(14,27,26,18)(16,29,32,25)(20,36,37,40)(22,31,28,33)(30,38,35,39);(2,5)(6,7)(9,11,13,21)(10,15,17,19)(12,20,24,37)(14,28,26,22)(16,30,32,35)(18,33,27,31)(23,40,34,36)(25,38,29,39);(9,12)(10,16)(11,20)(13,24)(14,29)(15,30)(17,32)(18,34)(19,35)(21,37)(22,39)(23,27)(25,26)(28,38)(31,36)(33,40);(1,3,4,8)(2,6,5,7)(10,17)(11,21)(16,32)(18,27)(20,37)(22,28)(23,34)(38,39)Polycyclic presentation:
2^9|a^2=i,b^2=i,d^2=ei,f^2=i,b^a=be,c^a=cf,d^a=de,f^a=fi,g^a=ghi,c^b=cg,d^b=di,f^b=fh,f^c=fi,h^c=hi,g^f=gi50 conjugacy classes — view the full character table.
| maximal subgroup of | #72311085, #72311099, #72311186, … |
| maximal normal subgroup of | #72311085, #72311099, #72311186, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(512, 407742);