#648207

order	512
nilpotency class	2
isoclinism	isoclinic class of #647656
automorphism	?
homology	Abelianization (H₁) = C₂⁵ · Schur multiplier (H₂) = C₂⁷

Aliases

No aliases for this group.

Subgroups

	subgroup	G/H
center, commutator, Frattini, socle, cosocle	C₂⁴	C₂⁵
prime radical	C₂²×#121	C₂²
LCS	G ▷ C₂⁴ ▷ C₁
UCS	C₁ ◁ C₂⁴ ◁ G
LECS	G ▷ C₂⁴ ▷ C₁

2858 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degree	μ(G) = 28
transitive degree	μ_t(G) = 256

A minimal faithful permutation representation — 5 generators on 28 points:

(2,4)(6,7)(10,11)(13,14,18,17)(15,16,20,19)(21,22,27,26)(23,24,25,28);(5,6,9,7)(8,11,12,10)(14,17)(15,20)(21,23,27,25)(22,28,26,24);(13,15,18,20)(14,19,17,16)(21,24)(22,25)(23,26)(27,28);(1,2)(3,4)(5,7,9,6)(8,11,12,10)(13,16)(14,15)(17,20)(18,19)(21,25,27,23)(22,28,26,24);(5,8,9,12)(6,10,7,11)(13,17,18,14)(15,16,20,19)(21,26,27,22)(23,28,25,24)

Polycyclic presentation:

2^9|a^2=h,b^2=fg,c^2=g,d^2=fg,e^2=f,b^a=bf,c^a=cg,d^a=di,c^b=ch,e^b=ef

Conjugacy classes & character table

104 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 555403);