Finite Group Databasebeta

C31×#2911 #16842844

order3968
nilpotency class3
automorphism?
homologyAbelianization (H1) = C23×C4×C31 · Schur multiplier (H2) = C25

Aliases

direct productC31×#2911

Subgroups

subgroupG/H
centerC2×C4×C31C2×D4
commutatorC4C23×C4×C31
Frattini, cosocleC2×C4C24×C31
socleC22×C31C22×D4
prime radicalC24×C31D4
LCSG ▷ C4 ▷ C2 ▷ C1
UCSC1 ◁ C2×C4×C31 ◁ C23×C4×C31 ◁ G

492 conjugacy classes of subgroups; only the 344 normal subgroups are shown.

normal subgroups only

This group has 492 conjugacy classes of subgroups — too many to draw. Only its 344 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) = 51
transitive degreeμt(G) = 992

A minimal faithful permutation representation — 4 generators on 51 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)(32,33,34,35)(36,37)(38,45)(39,43)(40,49)(41,44)(42,48)(46,51)(47,50);(36,38,40,48,41,46,39,47)(37,42,43,45,44,50,49,51);(38,46)(42,50)(45,51)(47,48);(36,39,41,40)(37,43,44,49)(38,47,46,48)(42,45,50,51)

Conjugacy classes & character table

1364 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup ofC31×#10895, C31×#10900, C31×#11100, …
maximal normal subgroup ofC31×#10895, C31×#10900, C31×#11100, …
maximal quotient ofC31×#17787, C31×#17795, C31×#17797, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(3968, 1643);