Finite Group Databasebeta

C31×#2646 #16842579

order3968
nilpotency class2
isoclinismisoclinic class of #2613
automorphism?
homologyAbelianization (H1) = C24×C31 · Schur multiplier (H2) = C23

Aliases

direct productC31×#2646

Subgroups

subgroupG/H
center, socleC23×C31C24
commutator, Frattini, cosocleC23C24×C31
prime radicalC24×C31C23
LCSG ▷ C23 ▷ C1
UCSC1 ◁ C23×C31 ◁ G

436 conjugacy classes of subgroups; only the 200 normal subgroups are shown.

normal subgroups only

This group has 436 conjugacy classes of subgroups — too many to draw. Only its 200 normal subgroups are shown.

Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.

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)(32,33,36,37)(34,35,38,39)(41,42)(45,46)(48,49)(50,53)(51,54)(52,55);(33,37)(34,38)(40,41,44,42)(43,45,47,46)(48,50)(49,52)(51,55)(53,54);(32,34)(33,35)(36,38)(37,39)(40,42,44,41)(43,45,47,46)(48,50)(49,53)(51,55)(52,54);(32,35)(33,38)(34,37)(36,39)(40,43)(41,45)(42,46)(44,47)(48,49)(50,52)(51,54)(53,55)

Conjugacy classes & character table

992 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC31×#10344, C31×#10345, C31×#10346, …
maximal normal subgroup ofC31×#10344, C31×#10345, C31×#10346, …
maximal quotient ofC31×#14265, C31×#14275, C31×#14329, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(3968, 1378);