Finite Group Databasebeta

C2×#151086 #72245287

order1024
nilpotency class5
automorphism?
homologyAbelianization (H1) = C23×C8 · Schur multiplier (H2) = C25

Aliases

direct productC2×#151086

Subgroups

subgroupG/H
centerC2×C4#2177
commutatorC16C23×C8
Frattini, cosocleC4×C16C24
socleC22#12045
prime radicalC2×#2262C4
LCSG ▷ C16 ▷ C8 ▷ C4 ▷ C2 ▷ C1
UCSC1 ◁ C2×C4 ◁ C22×C8 ◁ C2×C4×C16 ◁ C2×#1311 ◁ G
LECSG ▷ C4×C16 ▷ C2×C8 ▷ C4 ▷ C2 ▷ C1

617 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 66
transitive degreeμt(G) = 128

A minimal faithful permutation representation — 4 generators on 66 points:

(1,2);(3,4,9,17,11,18,10,40)(5,19,25,43,27,48,26,63)(6,28,20,13,32,50,31,14)(7,33,35,49,30,42,36,51)(8,37,38,53,39,15,34,16)(12,41,46,60,47,56,65,22)(21,52,57,45,58,44,29,64)(23,61,59,55,24,54,62,66);(3,5,20,21,8,24,36,56,9,25,32,57,38,62,7,22,11,27,31,58,39,23,35,41,10,26,6,29,34,59,30,60)(4,12,42,66,16,45,28,43,40,65,49,54,15,52,14,19,18,47,33,55,53,64,50,63,17,46,51,61,37,44,13,48);(3,6,8,30,9,20,38,36,11,32,39,7,10,31,34,35)(4,13,15,49,17,50,16,42,18,14,37,51,40,28,53,33)(5,21,23,41,25,57,59,60,27,58,24,56,26,29,62,22)(12,43,44,66,46,48,64,61,47,63,52,55,65,19,45,54)

Conjugacy classes & character table

136 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC2×#72224647, C2×#72224652, C2×#72224654, …
maximal normal subgroup ofC2×#72224647, C2×#72224652, C2×#72224654, …
maximal quotient ofD3×#151086, #72286933

GAP

Past the SmallGroups library coverage — no SmallGroups id. Construct it from a minimal faithful permutation representation:

gap> G := Group((1,2), (3,4,9,17,11,18,10,40)(5,19,25,43,27,48,26,63)(6,28,20,13,32,50,31,14)(7,33,35,49,30,42,36,51)(8,37,38,53,39,15,34,16)(12,41,46,60,47,56,65,22)(21,52,57,45,58,44,29,64)(23,61,59,55,24,54,62,66), (3,5,20,21,8,24,36,56,9,25,32,57,38,62,7,22,11,27,31,58,39,23,35,41,10,26,6,29,34,59,30,60)(4,12,42,66,16,45,28,43,40,65,49,54,15,52,14,19,18,47,33,55,53,64,50,63,17,46,51,61,37,44,13,48), (3,6,8,30,9,20,38,36,11,32,39,7,10,31,34,35)(4,13,15,49,17,50,16,42,18,14,37,51,40,28,53,33)(5,21,23,41,25,57,59,60,27,58,24,56,26,29,62,22)(12,43,44,66,46,48,64,61,47,63,52,55,65,19,45,54));