Finite Group Databasebeta

C31×#2843 #16842776

order3968
nilpotency class2
isoclinismisoclinic class of #2812
automorphism?
homologyAbelianization (H1) = C24×C31 · Schur multiplier (H2) = C23

Aliases

direct productC31×#2843

Subgroups

subgroupG/H
center, socle, prime radicalC23×C31C24
commutator, Frattini, cosocleC23C24×C31
LCSG ▷ C23 ▷ C1
UCSC1 ◁ C23×C31 ◁ G

348 conjugacy classes of subgroups; only the 184 normal subgroups are shown.

normal subgroups only

This group has 348 conjugacy classes of subgroups — too many to draw. Only its 184 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) = 3968

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

Conjugacy classes & character table

806 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC31×#12183, C31×#12259, C2×C31×#2843, …
maximal normal subgroup ofC31×#12183, C31×#12259, C2×C31×#2843, …
maximal quotient ofC31×#14638, C31×#14639, C31×#14640, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(3968, 1575);