Finite Group Databasebeta

C31×#2834 #16842767

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

Aliases

direct productC31×#2834

Subgroups

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

372 conjugacy classes of subgroups; only the 168 normal subgroups are shown.

normal subgroups only

This group has 372 conjugacy classes of subgroups — too many to draw. Only its 168 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)(33,36)(37,39)(40,41)(42,44)(43,45)(46,47)(48,49,52,54)(50,51,53,55);(34,38)(37,39)(40,41,43,45)(42,46,47,44)(48,50)(49,51)(52,53)(54,55);(32,33,35,36)(34,37,38,39)(40,41)(42,46)(43,45)(44,47)(48,51)(49,53)(50,54)(52,55);(32,34)(33,37)(35,38)(36,39)(40,42)(41,44)(43,47)(45,46)

Conjugacy classes & character table

806 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC31×#12138, C31×#12232, C2×C31×#2834, …
maximal normal subgroup ofC31×#12138, C31×#12232, C2×C31×#2834, …
maximal quotient ofC31×#14627, C31×#14636, C31×#14644, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(3968, 1566);