Finite Group DatabasebetaFinite Group Databasebeta| order | 512 |
| nilpotency class | 3 |
| isoclinism | isoclinic class of D82 |
| automorphism | ? |
| homology | Abelianization (H1) = C23×C4 · Schur multiplier (H2) = C26 |
No aliases for this group.
| subgroup | G/H | |
|---|---|---|
| center, socle | C23 | D42 |
| commutator | C42 | C23×C4 |
| Frattini, cosocle | C2×C42 | C24 |
| prime radical | C2×#1667 | C2 |
| LCS | G ▷ C42 ▷ C22 ▷ C1 | |
| UCS | C1 ◁ C23 ◁ C2×C42 ◁ G | |
| LECS | G ▷ C2×C42 ▷ C22 ▷ C1 | |
876 conjugacy classes of subgroups.
| minimal degree | μ(G) = 20 |
| transitive degree | μt(G) = 256 |
A minimal faithful permutation representation — 4 generators on 20 points:
(1,2,4,3)(5,6,8,7,9,11,12,10)(13,14)(15,17)(16,19)(18,20);(1,3,4,2)(6,10)(7,11)(8,12);(14,17)(15,20)(18,19);(5,7,12,6,9,10,8,11)Polycyclic presentation:
2^9|a^2=g,b^2=egh,d^2=eh,e^2=h,f^2=i,g^2=h,b^a=be,c^a=cf,f^a=fi,d^b=de,e^b=eh,g^b=gh,f^c=fi98 conjugacy classes — view the full character table.
| maximal subgroup of | C4×D82, #72226892, #72226899 |
| maximal normal subgroup of | C4×D82, #72226892, #72226899 |
| maximal quotient of | #72216414, #72225403, #72226877, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(512, 136453);