Finite Group DatabasebetaFinite Group Databasebeta| order | 512 |
| nilpotency class | 4 |
| isoclinism | isoclinic class of #11505 |
| automorphism | ? |
| homology | Abelianization (H1) = C23×C4 · Schur multiplier (H2) = C25×C4 |
No aliases for this group.
| subgroup | G/H | |
|---|---|---|
| center | C2×C4 | C2×#99 |
| commutator | C22×C4 | C23×C4 |
| Frattini, cosocle | C22×D4 | C24 |
| socle | C22 | C22×#99 |
| prime radical | C2×#532 | C22 |
| LCS | G ▷ C22×C4 ▷ C22 ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C2×C4 ◁ C2×C42 ◁ C2×C4×#41 ◁ G | |
| LECS | G ▷ C22×D4 ▷ C22 ▷ C2 ▷ C1 | |
1336 conjugacy classes of subgroups.
| minimal degree | μ(G) = 20 |
| transitive degree | μt(G) = 64 |
A minimal faithful permutation representation — 4 generators on 20 points:
(2,4)(5,6)(7,11)(8,12,16,10)(9,13)(14,18,20,17)(15,19);(1,2,3,4);(6,10)(8,16)(11,17)(12,13)(14,20)(18,19);(5,7,9,15)(6,11,13,19)(8,14,16,20)(10,17,12,18)Polycyclic presentation:
2^9|a^2=g,b^2=e,d^2=i,f^2=i,b^a=be,c^a=cf,f^a=fh,h^a=hi,f^c=fi,g^c=ghi,g^f=gi80 conjugacy classes — view the full character table.
| maximal subgroup of | #72282291, #72282389, #72282429, … |
| maximal normal subgroup of | #72282291, #72282389, #72282429, … |
| maximal quotient of | C4×#12797, C2×#493707 |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(512, 400903);