Finite Group DatabasebetaFinite Group Databasebeta| order | 512 |
| nilpotency class | 3 |
| isoclinism | isoclinic class of #7694 |
| automorphism | ? |
| homology | Abelianization (H1) = C23×C4 · Schur multiplier (H2) = C25×C4 |
No aliases for this group.
| subgroup | G/H | |
|---|---|---|
| center | C22×C4 | C2×C22⋊C4 |
| commutator | C22×C4 | C23×C4 |
| Frattini, cosocle | C23×C4 | C24 |
| socle | C23 | C22×C22⋊C4 |
| prime radical | #36624 | C2 |
| LCS | G ▷ C22×C4 ▷ C22 ▷ C1 | |
| UCS | C1 ◁ C22×C4 ◁ C23×C42 ◁ G | |
| LECS | G ▷ C23×C4 ▷ C22 ▷ C1 | |
1662 conjugacy classes of subgroups.
| minimal degree | μ(G) = 20 |
| transitive degree | μt(G) = 128 |
A minimal faithful permutation representation — 4 generators on 20 points:
(2,4)(5,6)(7,9,11,12)(8,10)(14,18,19,20);(5,7)(6,9,10,12)(8,11)(13,14,16,20,17,19,15,18);(1,2,3,4)(7,11)(9,12);(13,15,17,16)(14,18,19,20)Polycyclic presentation:
2^9|a^2=g,b^2=eg,c^2=f,d^2=hi,e^2=hi,b^a=be,c^a=cf,e^a=eh,c^b=ch,e^b=ei,g^b=gi92 conjugacy classes — view the full character table.
| maximal subgroup of | #72309172, #72309178, #72309244, … |
| maximal normal subgroup of | #72309172, #72309178, #72309244, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(512, 111775);