Finite Group DatabasebetaFinite Group Databasebeta| order | 512 |
| nilpotency class | 4 |
| isoclinism | isoclinic class of #124648 |
| automorphism | ? |
| homology | Abelianization (H1) = C22×C4 · Schur multiplier (H2) = C23 |
No aliases for this group.
| subgroup | G/H | |
|---|---|---|
| center | C2×C4 | #418 |
| commutator | C22×C8 | C22×C4 |
| Frattini, cosocle | C2×C4×C8 | C23 |
| socle | C22 | #1490 |
| prime radical | C2×#575 | C4 |
| LCS | G ▷ C22×C8 ▷ C2×C4 ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C2×C4 ◁ C22×C8 ◁ C2×C4×M16 ◁ G | |
| LECS | G ▷ C2×C4×C8 ▷ C22×C4 ▷ C2 ▷ C1 | |
510 conjugacy classes of subgroups; only the 84 normal subgroups are shown.
This group has 510 conjugacy classes of subgroups — too many to draw. Only its 84 normal subgroups are shown.
Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.
| minimal degree | μ(G) = 40 |
| transitive degree | μt(G) = 64 |
A minimal faithful permutation representation — 3 generators on 40 points:
(1,2)(3,7,8,5)(4,6)(9,10)(11,19,21,35,23,36,22,33)(12,17)(13,18)(14,16)(15,20,29,38,28,37,30,24)(25,31)(26,32)(27,34)(39,40);(1,3)(2,5)(4,8)(6,7)(9,11)(10,15)(12,24)(13,21)(14,23)(16,28)(17,33)(18,29)(19,34)(20,27)(22,26)(25,38)(30,32)(31,35)(36,40)(37,39);(10,16)(12,25)(15,28)(18,32)(20,37)(24,38)(27,39)(29,30)Polycyclic presentation:
2^9|a^2=e,d^2=gi,e^2=h,g^2=i,b^a=bd,c^a=chi,d^a=df,d^b=dg,e^b=efg,g^b=gi,h^b=hi,d^c=di68 conjugacy classes — view the full character table.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(512, 31845);