Finite Group DatabasebetaFinite Group Databasebeta| order | 512 |
| nilpotency class | 3 |
| isoclinism | isoclinic class of #1999 |
| automorphism | ? |
| homology | Abelianization (H1) = C23×C4 · Schur multiplier (H2) = C25×C4 |
No aliases for this group.
| subgroup | G/H | |
|---|---|---|
| center | C2×C42 | C2×D4 |
| commutator | C22×C4 | C23×C4 |
| Frattini, cosocle | C23×C4 | C24 |
| socle | C23 | C22×C22⋊C4 |
| prime radical | C2×#532 | C22 |
| LCS | G ▷ C22×C4 ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C2×C42 ◁ C2×C43 ◁ G | |
| LECS | G ▷ C23×C4 ▷ C2 ▷ C1 | |
1822 conjugacy classes of subgroups.
| minimal degree | μ(G) = 20 |
| transitive degree | μt(G) = 128 |
A minimal faithful permutation representation — 4 generators on 20 points:
(5,6)(7,10)(8,9)(11,12)(14,18,19,20);(1,2)(3,4)(6,9)(10,12)(13,14)(15,18)(16,20)(17,19);(2,4)(13,14)(15,18)(16,20)(17,19);(5,7,8,11)(6,10,9,12)(13,15,17,16)(14,18,19,20)Polycyclic presentation:
2^9|a^2=h,d^2=ef,e^2=i,f^2=i,b^a=be,c^a=cf,c^b=cg,e^b=ei,f^b=fi,h^b=hi,e^c=ei,f^c=fi,h^c=hi128 conjugacy classes — view the full character table.
| maximal subgroup of | #72239192, #72239241, #72239250 |
| maximal normal subgroup of | #72239192, #72239241, #72239250 |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(512, 265844);