Finite Group Databasebeta
Cayley diagram

C2×#31681 #7505939

order512
nilpotency class3
isoclinismisoclinic class of #30412
automorphism?
homologyAbelianization (H1) = C25 · Schur multiplier (H2) = C27×C4

Aliases

direct productC2×#31681

Subgroups

subgroupG/H
center, socleC24C22×D4
commutator, Frattini, cosocleC22×C4C25
prime radicalC2×#2408C2
LCSG ▷ C22×C4 ▷ C2 ▷ C1
UCSC1 ◁ C24 ◁ C22×C4×D4 ◁ G
LECSG ▷ C22×C4 ▷ C2 ▷ C1

3442 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 26
transitive degreeμt(G) = 128

A minimal faithful permutation representation — 5 generators on 26 points:

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

Conjugacy classes & character table

80 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC2×#7511824, #72239716, #72239776, …
maximal normal subgroup ofC2×#7511824, #72239716, #72239776, …
maximal quotient ofC2×#510518, #72239776, #72319974, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 7413135);