Finite Group DatabasebetaFinite Group Databasebeta| order | 512 |
| nilpotency class | 2 |
| isoclinism | isoclinic class of D4×#120 |
| automorphism | ? |
| homology | Abelianization (H1) = C24×C4 · Schur multiplier (H2) = C28 |
No aliases for this group.
| subgroup | G/H | |
|---|---|---|
| center, Frattini, cosocle | C22×C4 | C25 |
| commutator, socle | C23 | C24×C4 |
| prime radical | C2×#525 | C4 |
| LCS | G ▷ C23 ▷ C1 | |
| UCS | C1 ◁ C22×C4 ◁ G | |
| LECS | G ▷ C22×C4 ▷ C2 ▷ C1 | |
2564 conjugacy classes of subgroups.
| minimal degree | μ(G) = 20 |
| transitive degree | μt(G) = 128 |
A minimal faithful permutation representation — 5 generators on 20 points:
(1,2)(3,4)(5,6)(7,10)(8,9)(11,12)(13,14,18,15,17,19,16,20);(6,9)(10,12)(14,19)(15,20);(2,4);(13,15,18,19,17,20,16,14);(5,7,8,11)(6,10,9,12)(13,16,17,18)(14,15,19,20)Polycyclic presentation:
2^9|a^2=h,d^2=h,e^2=f,h^2=i,b^a=bf,c^a=cg,d^a=di,e^a=ei,d^b=di,e^d=ei140 conjugacy classes — view the full character table.
| maximal subgroup of | #72283999, #72284145, #72284258, … |
| maximal normal subgroup of | #72283999, #72284145, #72284258, … |
| maximal quotient of | #72305566 |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(512, 6280445);