Finite Group DatabasebetaFinite Group Databasebeta| order | 512 |
| nilpotency class | 4 |
| isoclinism | isoclinic class of #133338 |
| automorphism | ? |
| homology | Abelianization (H1) = C22×C4 · Schur multiplier (H2) = C24 |
No aliases for this group.
| subgroup | G/H | |
|---|---|---|
| center, socle | C22 | #1790 |
| commutator | C22×Q8 | C22×C4 |
| Frattini, cosocle | C2×C4×Q8 | C23 |
| prime radical | C2×H(3,𝔽4) | C4 |
| LCS | G ▷ C22×Q8 ▷ C23 ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C22 ◁ C22×C4 ◁ C2×C4×Q8 ◁ G | |
| LECS | G ▷ C2×C4×Q8 ▷ C23 ▷ C2 ▷ C1 | |
678 conjugacy classes of subgroups; only the 80 normal subgroups are shown.
This group has 678 conjugacy classes of subgroups — too many to draw. Only its 80 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:
(1,2,3,6,4,5,7,8)(9,10)(11,20,23,34)(12,17)(13,16)(14,19)(15,21,32,24)(18,28)(22,37,27,38)(25,35)(26,36)(29,33)(30,39,31,40);(2,5)(3,7)(9,11)(10,15)(12,24)(13,27)(14,23)(16,30)(17,34)(18,31)(19,32)(20,36)(21,26)(22,28)(25,39)(29,40)(33,37)(35,38);(10,16)(13,28)(15,30)(17,35)(18,19)(20,37)(22,27)(25,29)(31,32)(33,36)(34,38)(39,40)Polycyclic presentation:
2^9|a^2=f,d^2=i,e^2=i,f^2=g,b^a=bd,c^a=ce,d^a=dg,e^a=ei,h^a=hi,d^b=di,e^b=ehi,f^b=fgi,d^c=dh,e^c=ei,e^d=ei44 conjugacy classes — view the full character table.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(512, 40748);