Finite Group Databasebeta

C31×#3239 #16843172

order3968
nilpotency class3
isoclinismisoclinic class of #3192
automorphism?
homologyAbelianization (H1) = C24×C31 · Schur multiplier (H2) = C24

Aliases

direct productC31×#3239

Subgroups

subgroupG/H
center, socleC22×C31C22×D4
commutator, Frattini, cosocleC2×C4C24×C31
prime radicalC31×#121C22
LCSG ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C22×C31 ◁ C2×C42×C31 ◁ G

362 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 55
transitive degreeμt(G) = 1984

A minimal faithful permutation representation — 4 generators on 55 points:

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

Conjugacy classes & character table

806 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC31×#9339, C31×#9377, C31×#18343, …
maximal normal subgroup ofC31×#9339, C31×#9377, C31×#18343, …
maximal quotient ofC31×#21841, C31×#21867, C31×#21987, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(3968, 1971);