Finite Group DatabasebetaFinite Group Databasebeta| order | 512 |
| nilpotency class | 2 |
| automorphism | ? |
| homology | Abelianization (H1) = C26 · Schur multiplier (H2) = C213 |
No aliases for this group.
| subgroup | G/H | |
|---|---|---|
| center, commutator, Frattini, socle, cosocle | C23 | C26 |
| LCS | G ▷ C23 ▷ C1 | |
| UCS | C1 ◁ C23 ◁ G | |
| LECS | G ▷ C23 ▷ C1 | |
7968 conjugacy classes of subgroups.
| minimal degree | μ(G) = 20 |
| transitive degree | μt(G) = 128 |
A minimal faithful permutation representation — 6 generators on 20 points:
(2,4)(5,6,9,8)(7,11,12,10)(13,14,17,19)(15,16,18,20);(1,2)(3,4)(5,7)(6,10)(8,11)(9,12)(13,15,17,18)(14,16,19,20);(5,6,9,8)(7,11,12,10)(13,14)(15,20)(16,18)(17,19);(13,15,17,18)(14,16,19,20);(5,7)(6,11)(8,10)(9,12)(13,14)(15,16)(17,19)(18,20);(5,8,9,6)(7,11,12,10)(13,16)(14,18)(15,19)(17,20)Polycyclic presentation:
2^9|a^2=i,b^2=h,c^2=hi,d^2=h,f^2=hi,b^a=bg,c^a=ch,e^a=eh,c^b=ci,d^c=dh,f^e=fi101 conjugacy classes — view the full character table.
| maximal subgroup of | #72234900, #72234913, #72234917, … |
| maximal normal subgroup of | #72234900, #72234913, #72234917, … |
| maximal quotient of | #72261569, #72263092 |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(512, 7790667);