Finite Group Databasebeta

C31×#2785 #16842718

order3968
nilpotency class2
isoclinismisoclinic class of #2668
automorphism?
homologyAbelianization (H1) = C24×C31 · Schur multiplier (H2) = C43

Aliases

direct productC31×#2785

Subgroups

subgroupG/H
center, socleC23×C31C24
commutator, Frattini, cosocleC23C24×C31
prime radicalC22×D4×C31C22
LCSG ▷ C23 ▷ C1
UCSC1 ◁ C23×C31 ◁ G

428 conjugacy classes of subgroups; only the 176 normal subgroups are shown.

normal subgroups only

This group has 428 conjugacy classes of subgroups — too many to draw. Only its 176 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)(32,33,36,34)(35,38,39,37)(40,41)(42,45)(43,44)(46,47)(49,50)(53,54);(33,34)(35,39)(41,43)(45,46)(48,49,52,50)(51,54,55,53);(32,34,36,33)(35,38,39,37)(40,42,44,47)(41,45,43,46)(48,50,52,49)(51,54,55,53);(32,35,36,39)(33,37,34,38)(40,43,44,41)(42,46,47,45)(48,51)(49,53)(50,54)(52,55)

Conjugacy classes & character table

992 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC31×#12145, C31×#12239, C31×#36796, …
maximal normal subgroup ofC31×#12145, C31×#12239, C31×#36796, …
maximal quotient ofC31×#14399, C31×#14476, C31×#14589, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(3968, 1517);