Finite Group Databasebeta
Cayley diagram

C2×#2791 #52235

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

Aliases

direct productC2×#2791

Subgroups

subgroupG/H
center, socle, prime radicalC24C24
commutator, Frattini, cosocleC23C25
LCSG ▷ C23 ▷ C1
UCSC1 ◁ C24 ◁ G
LECSG ▷ C23 ▷ C1

927 conjugacy classes of subgroups.

Full subgroup data →

Presentation

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

A minimal faithful permutation representation — 5 generators on 26 points:

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

Conjugacy classes & character table

64 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC4×#2791, #528564, #528596, …
maximal normal subgroup ofC4×#2791, #528564, #528596, …
maximal quotient ofC2×#14406, C2×#14414, C2×#14425, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(256, 45223);