Finite Group Databasebeta
Cayley diagram

C2×#12657 #493103

order512
nilpotency class2
isoclinismisoclinic class of #7855
automorphism?
homologyAbelianization (H1) = C22×C42 · Schur multiplier (H2) = C25

Aliases

direct productC2×#12657

Subgroups

subgroupG/H
centerC22×C4C2×C42
commutatorC2×C4C22×C42
Frattini, cosocleC22×C8C24
socleC23C2×#97
prime radicalC24C2×M16
LCSG ▷ C2×C4 ▷ C1
UCSC1 ◁ C22×C4 ◁ G
LECSG ▷ C22×C8 ▷ C4 ▷ C2 ▷ C1

810 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 38
transitive degreeμt(G) = 128

A minimal faithful permutation representation — 4 generators on 38 points:

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

Conjugacy classes & character table

128 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC2×#493173, C2×#499634, C2×#499478, …
maximal normal subgroup ofC2×#493173, C2×#499634, C2×#499478, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 400299);