Finite Group Databasebeta
Cayley diagram

C2×#12955 #494333

order512
nilpotency class4
isoclinismisoclinic class of #12077
automorphism?
homologyAbelianization (H1) = C23×C4 · Schur multiplier (H2) = C26

Aliases

direct productC2×#12955

Subgroups

subgroupG/H
center, socleC23#442
commutatorC2×C8C23×C4
Frattini, cosocleC22×C8C24
prime radicalC22×#135C22
LCSG ▷ C2×C8 ▷ C4 ▷ C2 ▷ C1
UCSC1 ◁ C23 ◁ C23×C4 ◁ C22×#97 ◁ G
LECSG ▷ C22×C8 ▷ C4 ▷ C2 ▷ C1

1098 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 22
transitive degreeμt(G) = 128

A minimal faithful permutation representation — 4 generators on 22 points:

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

Conjugacy classes & character table

80 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#72250074, #72250078, #72250110, …
maximal normal subgroup of#72250074, #72250078, #72250110, …
maximal quotient of#72264894, #72279601, C2×#135908, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 401529);