Finite Group Databasebeta

C31×#1945 #16841878

order3968
nilpotency class3
automorphism?
homologyAbelianization (H1) = C22×C4×C31 · Schur multiplier (H2) = C22

Aliases

direct productC31×#1945

Subgroups

subgroupG/H
centerC2×C4×C31C2×D4
commutatorC2×C4C22×C4×C31
Frattini, cosocleC22×C4C23×C31
socleC22×C31C4×D4
prime radicalC23×C31#41
LCSG ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C2×C4×C31 ◁ C22×C8×C31 ◁ G

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

normal subgroups only

This group has 208 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) = 51
transitive degreeμt(G) = 992

A minimal faithful permutation representation — 3 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)(36,37,41,45,42,46,40,50)(38,43,47,51,48,44,39,49);(33,35)(36,38,41,47,42,48,40,39)(37,43,45,51,46,44,50,49);(36,39,40,48,42,47,41,38)(37,44,45,49,46,43,50,51)

Conjugacy classes & character table

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

Relationships

maximal subgroup ofC31×#7119, C31×#12939, C31×#12951, …
maximal normal subgroup ofC31×#7119, C31×#12939, C31×#12951, …
maximal quotient ofC31×#9593, C31×#9594, C31×#9599, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(3968, 677);