Finite Group Databasebeta
Cayley diagram

C2×#13640 #512726

order512
nilpotency class2
isoclinismisoclinic class of #120
automorphism?
homologyAbelianization (H1) = C23×C16 · Schur multiplier (H2) = C25

Aliases

direct productC2×#13640

Subgroups

subgroupG/H
centerC22×C16C23
commutatorC22C23×C16
Frattini, cosocleC2×C16C24
socleC23C22×C16
prime radicalC24C2×C16
LCSG ▷ C22 ▷ C1
UCSC1 ◁ C22×C16 ◁ G
LECSG ▷ C2×C16 ▷ C8 ▷ C4 ▷ C2 ▷ C1

442 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 42
transitive degreeμt(G) = 256

A minimal faithful permutation representation — 4 generators on 42 points:

(1,2);(3,4)(5,8)(6,7)(9,10)(11,12,13,18,14,19,21,30,15,20,22,31,24,32,33,40,16,17,23,27,25,28,34,37,26,29,35,38,36,39,41,42);(4,7)(8,10);(3,5,6,9)(4,8,7,10)(12,17)(18,27)(19,28)(20,29)(30,37)(31,38)(32,39)(40,42)

Conjugacy classes & character table

224 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC2×#93999, C2×#149513, C2×#94006, …
maximal normal subgroup ofC2×#93999, C2×#149513, C2×#94006, …
maximal quotient of#72321739

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 419922);