Finite Group DatabasebetaFinite Group Databasebeta| order | 512 |
| nilpotency class | 3 |
| isoclinism | isoclinic class of #2002 |
| automorphism | ? |
| homology | Abelianization (H1) = C2×C42 · Schur multiplier (H2) = C28 |
No aliases for this group.
| subgroup | G/H | |
|---|---|---|
| center, socle | C24 | #120 |
| commutator | C22×C4 | C2×C42 |
| Frattini, cosocle | C24×C4 | C23 |
| prime radical | C24×D4 | C22 |
| LCS | G ▷ C22×C4 ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C24 ◁ C24×C4 ◁ G | |
| LECS | G ▷ C24×C4 ▷ C2 ▷ C1 | |
3606 conjugacy classes of subgroups.
| minimal degree | μ(G) = 20 |
| transitive degree | μt(G) = 128 |
A minimal faithful permutation representation — 3 generators on 20 points:
(1,2)(3,4)(5,6)(7,8)(13,14,16,19,17,20,15,18);(2,4)(9,10)(11,12)(14,18,20,19);(6,8)(10,12)(14,19)(15,16)(18,20)Polycyclic presentation:
2^9|a^2=g,b^2=h,d^2=i,e^2=i,g^2=i,b^a=bd,c^a=ce,d^a=di,f^a=fi,h^a=hi,c^b=cf,d^c=di,e^c=ei,g^c=gi104 conjugacy classes — view the full character table.
| maximal subgroup of | #72215830, #72215962, #72216072, … |
| maximal normal subgroup of | #72215830, #72215962, #72216072, … |
| maximal quotient of | #72215787, #72235048 |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(512, 30747);