Finite Group Databasebeta
Cayley diagram

C2×#2786 #52229

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

Aliases

direct productC2×#2786

Subgroups

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

1165 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 26
transitive degreeμt(G) = 128

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

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

Conjugacy classes & character table

64 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC4×#2786, #528898, #528927, …
maximal normal subgroup ofC4×#2786, #528898, #528927, …
maximal quotient ofC2×#14397, C2×#14416, C2×#14431, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(256, 45217);