Finite Group DatabasebetaFinite Group Databasebeta| order | 512 |
| nilpotency class | 4 |
| isoclinism | isoclinic class of #12324 |
| automorphism | ? |
| homology | Abelianization (H1) = C22×C4 · Schur multiplier (H2) = C22×C4 |
No aliases for this group.
| subgroup | G/H | |
|---|---|---|
| center | C2×C4 | #447 |
| commutator | C4×C8 | C22×C4 |
| Frattini, cosocle | C2×C4×C8 | C23 |
| socle | C22 | #1879 |
| prime radical | #33579 | C2 |
| LCS | G ▷ C4×C8 ▷ C2×C4 ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C2×C4 ◁ C2×C42 ◁ #1770 ◁ G | |
| LECS | G ▷ C2×C4×C8 ▷ C2×C4 ▷ C2 ▷ C1 | |
378 conjugacy classes of subgroups; only the 88 normal subgroups are shown.
This group has 378 conjugacy classes of subgroups — too many to draw. Only its 88 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:
(1,2,6,7,5,3,4,8)(9,10,15,22,16,23,14,35,18,25,34,40,17,24,13,21)(11,26,27,38,28,39,12,31,30,20,32,19,29,36,33,37);(1,3,5,2)(4,8,6,7)(9,11,16,29,18,30,17,28)(10,19,23,31,25,38,24,37)(12,14,27,34,33,13,32,15)(20,21,39,22,26,35,36,40);(1,4,5,6)(2,7,3,8)(9,12)(10,20)(11,14)(13,30)(15,28)(16,27)(17,32)(18,33)(19,21)(22,31)(23,39)(24,36)(25,26)(29,34)(35,38)(37,40)Polycyclic presentation:
2^9|a^2=f,b^2=dfg,c^2=gh,d^2=gi,e^2=h,f^2=g,g^2=i,h^2=i,b^a=bd,c^a=ce,e^a=ei,d^b=dg,e^b=eh,f^b=fg,g^b=gi,h^b=hi,d^c=dh,e^c=ehi,f^c=fh,g^c=gi,h^c=hi62 conjugacy classes — view the full character table.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(512, 44126);