Finite Group Databasebeta

C31×#2122 #16842055

order3968
nilpotency class4
isoclinismisoclinic class of #2121
automorphism?
homologyAbelianization (H1) = C22×C4×C31 · Schur multiplier (H2) = C22×C4

Aliases

direct productC31×#2122

Subgroups

subgroupG/H
center, socleC2×C31C2×#99
commutatorC23C22×C4×C31
Frattini, cosocleC2×D4C23×C31
prime radicalC31×#535C2
LCSG ▷ C23 ▷ C22 ▷ C2 ▷ C1
UCSC1 ◁ C2×C31 ◁ C2×C4×C31 ◁ C2×#41×C31 ◁ G

266 conjugacy classes of subgroups; only the 84 normal subgroups are shown.

normal subgroups only

This group has 266 conjugacy classes of subgroups — too many to draw. Only its 84 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) = 496

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)(34,38)(35,42,43,37)(36,39)(40,46)(41,45,47,44);(33,37)(34,40)(38,45)(39,42)(41,47)(44,46);(32,34,36,40)(33,38,39,46)(35,41,43,47)(37,44,42,45)

Conjugacy classes & character table

713 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC31×#12715, C31×#12718, C31×#12721, …
maximal normal subgroup ofC31×#12715, C31×#12718, C31×#12721, …
maximal quotient ofC31×#11427, C31×#11454, C31×#11473, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(3968, 854);