Finite Group Databasebeta

C31×#427 #14520608

order1984
nilpotency class3
isoclinismisoclinic class of D8
automorphism?
homologyAbelianization (H1) = C22×C4×C31 · Schur multiplier (H2) = C2×C4

Aliases

direct productC31×#427

Subgroups

subgroupG/H
centerC2×C4×C31D4
commutatorC4C22×C4×C31
Frattini, cosocleC2×C4C23×C31
socleC22×C31C2×D4
prime radicalC23×C31D4
LCSG ▷ C4 ▷ C2 ▷ C1
UCSC1 ◁ C2×C4×C31 ◁ C22×C4×C31 ◁ G

114 conjugacy classes of subgroups.

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)(38,45)(39,43)(40,49)(41,44)(42,47)(46,50)(48,51);(36,38,40,47,41,48,39,46)(37,42,43,45,44,50,49,51);(36,39,41,40)(37,43,44,49)(38,46,48,47)(42,45,50,51)

Conjugacy classes & character table

868 conjugacy classes — view the full character table.

Relationships

Fitting subgroup of#16843806, #16843812, #16843816, …
maximal subgroup ofC31×#1382, C31×#1384, C31×#1386, …
maximal normal subgroup ofC31×#1382, C31×#1384, C31×#1386, …
maximal quotient ofC31×#1564, C31×#1568, C31×#1572, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1984, 108);