Finite Group Databasebeta
Cayley diagram

C2×#12417 #490423

order512
nilpotency class4
isoclinismisoclinic class of #12416
automorphism?
homologyAbelianization (H1) = C24 · Schur multiplier (H2) = C24

Aliases

direct productC2×#12417

Subgroups

subgroupG/H
center, socleC23#459
commutator, Frattini, cosocleC4×C8C24
prime radicalC2×#493C22
LCSG ▷ C4×C8 ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C23 ◁ C2×C42 ◁ C2×C82 ◁ G
LECSG ▷ C4×C8 ▷ C2×C4 ▷ C2 ▷ C1

556 conjugacy classes of subgroups; only the 170 normal subgroups are shown.

normal subgroups only

This group has 556 conjugacy classes of subgroups — too many to draw. Only its 170 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)(5,9)(8,10)(12,16)(13,19)(14,21)(17,26)(18,25)(20,23)(22,24);(3,4,5,7,6,8,9,10);(11,12,15,18)(13,20,22,26)(14,23,21,17)(16,24,25,19)

Conjugacy classes & character table

86 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 397619);