Finite Group Databasebeta
Cayley diagram

C2×#2710 #52132

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

Aliases

direct productC2×#2710

Subgroups

subgroupG/H
center, socleC24C24
commutator, Frattini, cosocleC23C25
prime radicalC2×#392C2
LCSG ▷ C23 ▷ C1
UCSC1 ◁ C24 ◁ G
LECSG ▷ C23 ▷ C1

1555 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);(8,11)(9,13)(15,16,19,21)(17,22,18,20);(4,6)(8,11)(12,14)(15,17,19,18)(16,20,21,22);(3,4)(5,6)(7,8,10,11)(9,12,13,14)(15,18,19,17)(16,20,21,22);(7,9)(8,12)(10,13)(11,14)(15,16)(17,22)(18,20)(19,21)

Conjugacy classes & character table

64 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC4×#2710, #528184, #528267, …
maximal normal subgroup ofC4×#2710, #528184, #528267, …
maximal quotient ofC2×#14376, C2×#14384, C2×#14386, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(256, 45120);