Finite Group DatabasebetaFinite Group Databasebeta| order | 512 |
| nilpotency class | 3 |
| isoclinism | isoclinic class of #19621 |
| automorphism | ? |
| homology | Abelianization (H1) = C23×C4 · Schur multiplier (H2) = C25×C4 |
No aliases for this group.
| subgroup | G/H | |
|---|---|---|
| center, socle | C23 | C2×#127 |
| commutator | C42 | C23×C4 |
| Frattini, cosocle | C2×C42 | C24 |
| prime radical | C2×#1712 | C2 |
| LCS | G ▷ C42 ▷ C22 ▷ C1 | |
| UCS | C1 ◁ C23 ◁ C43 ◁ G | |
| LECS | G ▷ C2×C42 ▷ C22 ▷ C1 | |
1160 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)(6,9)(7,11)(10,12)(14,17)(15,18)(19,20);(5,6,7,9,8,10,11,12);(13,14,18,20,16,19,15,17);(1,3,4,2)(6,10)(9,12)Polycyclic presentation:
2^9|a^2=g,b^2=e,c^2=fi,d^2=g,e^2=h,f^2=i,b^a=be,c^a=cf,e^a=eh,f^a=fi,d^b=dh104 conjugacy classes — view the full character table.
| maximal subgroup of | #72224771, #72224780, #72224784, … |
| maximal normal subgroup of | #72224771, #72224780, #72224784, … |
| maximal quotient of | #72309431, #72309823 |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(512, 120255);