Finite Group Databasebeta

C31×SD64 #14520553

order1984
nilpotency class5
isoclinismisoclinic class of D32
automorphism?
homologyAbelianization (H1) = C22×C31 · Schur multiplier (H2) = C1

Aliases

direct productC31×SD64

Subgroups

subgroupG/H
center, socleC2×C31D16
commutator, Frattini, cosocleC16C22×C31
prime radicalC31×D16C2
LCSG ▷ C16 ▷ C8 ▷ C4 ▷ C2 ▷ C1
UCSC1 ◁ C2×C31 ◁ C4×C31 ◁ C8×C31 ◁ C16×C31 ◁ G

32 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 63
transitive degreeμt(G) = 992

A minimal faithful permutation representation — 2 generators on 63 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)(32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63);(33,47)(34,62)(35,45)(36,60)(37,43)(38,58)(39,41)(40,56)(42,54)(44,52)(46,50)(49,63)(51,61)(53,59)(55,57)

Conjugacy classes & character table

589 conjugacy classes — view the full character table.

Relationships

Fitting subgroup ofD31×SD64, #16848019, #16848025, …
maximal subgroup ofC2×C31×SD64, C31×#2262, C31×#2263, …
maximal normal subgroup ofC2×C31×SD64, C31×#2262, C31×#2263, …
maximal quotient ofC31×#1415, C31×#1416, C31×#1424, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1984, 53);