Finite Group Databasebeta

C31×#1821 #16841754

order3968
nilpotency class3
isoclinismisoclinic class of #1462
automorphism?
homologyAbelianization (H1) = C22×C4×C31 · Schur multiplier (H2) = C23

Aliases

direct productC31×#1821

Subgroups

subgroupG/H
center, socleC22×C31C2×C22⋊C4
commutatorC23C22×C4×C31
Frattini, cosocleC22×C4C23×C31
prime radicalC24×C31C2×C4
LCSG ▷ C23 ▷ C2 ▷ C1
UCSC1 ◁ C22×C31 ◁ C23×C4×C31 ◁ G

316 conjugacy classes of subgroups; only the 112 normal subgroups are shown.

normal subgroups only

This group has 316 conjugacy classes of subgroups — too many to draw. Only its 112 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) = 47
transitive degreeμt(G) = 992

A minimal faithful permutation representation — 3 generators on 47 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)(34,37)(35,36)(38,39)(40,41,42,45,43,44,46,47);(33,36)(37,39);(32,34,35,38)(33,37,36,39)(41,44)(42,46)

Conjugacy classes & character table

992 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC31×#7215, C31×#8454, C31×#8553, …
maximal normal subgroup ofC31×#7215, C31×#8454, C31×#8553, …
maximal quotient ofC31×#8698, C31×#8701, C31×#8703, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(3968, 553);