Finite Group DatabasebetaFinite Group Databasebeta| order | 512 |
| nilpotency class | 4 |
| isoclinism | isoclinic class of #137497 |
| automorphism | ? |
| homology | Abelianization (H1) = C22×C4 · Schur multiplier (H2) = C24 |
No aliases for this group.
| subgroup | G/H | |
|---|---|---|
| center, socle | C22 | #1879 |
| commutator | C4×C8 | C22×C4 |
| Frattini, cosocle | C2×C4×C8 | C23 |
| prime radical | #3147 | C22 |
| LCS | G ▷ C4×C8 ▷ C2×C4 ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C22 ◁ C2×C42 ◁ #1770 ◁ G | |
| LECS | G ▷ C2×C4×C8 ▷ C2×C4 ▷ C2 ▷ C1 | |
443 conjugacy classes of subgroups; only the 92 normal subgroups are shown.
This group has 443 conjugacy classes of subgroups — too many to draw. Only its 92 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) = 128 |
A minimal faithful permutation representation — 3 generators on 40 points:
(1,2)(3,5)(4,7)(6,8)(9,10,15,21,25,40,13,32,17,23,14,34,16,22,33,20)(11,24,26,38,35,19,31,37,28,39,30,18,27,36,12,29);(9,11,25,27,17,28,16,35)(10,18,22,29,23,38,40,37)(12,13,30,14,31,33,26,15)(19,21,39,20,36,34,24,32);(2,5)(3,8)(6,7)(9,12)(10,19)(11,13)(14,27)(15,35)(16,26)(17,31)(18,21)(20,29)(22,39)(23,36)(24,40)(25,30)(28,33)(32,37)(34,38)Polycyclic presentation:
2^9|a^2=f,b^2=dfg,d^2=g,e^2=gh,f^2=gi,g^2=i,b^a=bd,c^a=ce,d^a=di,e^a=eh,d^b=dg,e^b=egi,f^b=fg,g^b=gi,d^c=dgi,e^c=eghi,f^c=fgi,g^c=gi56 conjugacy classes — view the full character table.
| maximal subgroup of | #72309416, #72309427, #72309429, … |
| maximal normal subgroup of | #72309416, #72309427, #72309429, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(512, 44744);