Finite Group Databasebeta
Cayley diagram

C2×#12515 #491461

order512
nilpotency class4
isoclinismisoclinic class of #12503
automorphism?
homologyAbelianization (H1) = C24 · Schur multiplier (H2) = C25×C8

Aliases

direct productC2×#12515

Subgroups

subgroupG/H
center, socleC23#493
commutator, Frattini, cosocleC4×C8C24
LCSG ▷ C4×C8 ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C23 ◁ C2×C42 ◁ C2×C82 ◁ G
LECSG ▷ C4×C8 ▷ C2×C4 ▷ C2 ▷ C1

962 conjugacy classes of subgroups; only the 250 normal subgroups are shown.

normal subgroups only

This group has 962 conjugacy classes of subgroups — too many to draw. Only its 250 normal subgroups are shown.

Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.

Full subgroup data →

Presentation

minimal degreeμ(G) = 26
transitive degreeμt(G) = 256

A minimal faithful permutation representation — 4 generators on 26 points:

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

Conjugacy classes & character table

140 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#72216165, C2×#123403, #72216196, …
maximal normal subgroup of#72216165, C2×#123403, #72216196, …
maximal quotient ofC2×#123403, #72216236, #72216275, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 398657);