Finite Group Databasebeta

C31×#1979 #16841912

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

Aliases

direct productC31×#1979

Subgroups

subgroupG/H
center, socleC22×C31#121
commutatorC2×C4C22×C4×C31
Frattini, cosocleC22×C4C23×C31
prime radicalC23×C31#41
LCSG ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C22×C31 ◁ C22×C4×C31 ◁ G

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

normal subgroups only

This group has 276 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) = 67
transitive degreeμt(G) = 1984

A minimal faithful permutation representation — 3 generators on 67 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)(33,35)(36,37,41,46,42,45,40,54)(38,43,49,58,48,59,55,57)(39,50,52,60,53,64,51,44)(47,61,63,56,62,66,65,67);(32,33,34,35)(36,38,40,49,42,48,41,55)(37,43,46,57,45,59,54,58)(39,47,51,63,53,62,52,65)(44,56,50,61,60,67,64,66);(36,39,41,52,42,53,40,51)(37,44,54,64,45,60,46,50)(38,47,55,65,48,62,49,63)(43,56,58,66,59,67,57,61)

Conjugacy classes & character table

992 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC31×#13019, C31×#13020, C31×#13023, …
maximal normal subgroup ofC31×#13019, C31×#13020, C31×#13023, …
maximal quotient ofC31×#9669, C31×#9671, C31×#9725, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(3968, 711);