Finite Group Databasebeta
Cayley diagram

C2×#2700 #52121

order256
nilpotency class2
isoclinismisoclinic class of #2668
automorphismAut(G) order 524288
homologyAbelianization (H1) = C25 · Schur multiplier (H2) = C27×C4

Aliases

direct productC2×#2700

Subgroups

subgroupG/H
center, socleC24C24
commutator, Frattini, cosocleC23C25
prime radicalC23×D4C22
LCSG ▷ C23 ▷ C1
UCSC1 ◁ C24 ◁ G
LECSG ▷ C23 ▷ C1

1425 conjugacy classes of subgroups.

Full subgroup data →

Presentation

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

A minimal faithful permutation representation — 5 generators on 22 points:

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

Conjugacy classes & character table

64 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC4×#2700, #528186, #528268, …
maximal normal subgroup ofC4×#2700, #528186, #528268, …
maximal quotient ofC2×#14364, C2×#14368, C2×#14374, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(256, 45109);