Finite Group DatabasebetaFinite Group Databasebeta| order | 512 |
| nilpotency class | 4 |
| isoclinism | isoclinic class of #130062 |
| automorphism | ? |
| homology | Abelianization (H1) = C22×C4 · Schur multiplier (H2) = C24 |
No aliases for this group.
| subgroup | G/H | |
|---|---|---|
| center, socle | C22 | #1790 |
| commutator | C2×C22⋊C4 | C22×C4 |
| Frattini, cosocle | C2×C4×D4 | C23 |
| prime radical | #2535 | C22 |
| LCS | G ▷ C2×C22⋊C4 ▷ C23 ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C22 ◁ C22×C4 ◁ C2×C4×D4 ◁ G | |
| LECS | G ▷ C2×C4×D4 ▷ C23 ▷ C2 ▷ C1 | |
559 conjugacy classes of subgroups; only the 84 normal subgroups are shown.
This group has 559 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:
(1,2,5,7,6,3,4,8)(9,10)(11,19,22,33)(12,23,25,16)(13,26,29,17)(14,18)(15,21)(20,35)(24,32)(27,31)(28,40)(30,36,39,38)(34,37);(1,3)(2,6)(4,8)(5,7)(9,11,14,22)(10,15,18,31)(12,20,25,37)(13,27,29,21)(16,30,23,39)(17,33,26,19)(24,38,28,36)(32,35,40,34);(1,4,6,5)(2,7,3,8)(9,12)(10,16)(11,20)(13,28)(14,25)(15,30)(17,32)(18,23)(19,34)(21,38)(22,37)(24,29)(26,40)(27,36)(31,39)(33,35)Polycyclic presentation:
2^9|a^2=f,b^2=i,c^2=hi,d^2=h,f^2=hi,b^a=bd,c^a=ce,d^a=dg,e^a=ei,g^a=gi,d^b=dh,e^b=eg,f^b=fgh,d^c=dgi,f^c=fi,e^d=ei,f^d=fi50 conjugacy classes — view the full character table.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(512, 37613);