Finite Group Databasebeta

C8×D4×C31 #14520615

order1984
nilpotency class2
isoclinismisoclinic class of D4
automorphism?
homologyAbelianization (H1) = C22×C8×C31 · Schur multiplier (H2) = C23

Aliases

direct productC8×D4×C31

Subgroups

subgroupG/H
centerC2×C8×C31C22
commutatorC2C22×C8×C31
Frattini, cosocleC2×C4C23×C31
socleC22×C31C22×C4
prime radicalC2×D4×C31C4
LCSG ▷ C2 ▷ C1
UCSC1 ◁ C2×C8×C31 ◁ G

134 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 43
transitive degreeμt(G) = 992

A minimal faithful permutation representation — 3 generators on 43 points:

(1,2,3,4,5,6,7,8)(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);(9,10,11,12);(10,12)

Conjugacy classes & character table

1240 conjugacy classes. The character table is too large to display.

Relationships

Fitting subgroup ofD4⋊(C31⋊C16), C8×#92479, C8×#92480, …
maximal subgroup ofC31×D4⋊C16, C8×D8×C31, C8×SD16×C31, …
maximal normal subgroup ofC31×D4⋊C16, C8×D8×C31, C8×SD16×C31, …
maximal quotient ofC8×D8×C31, C8×SD16×C31, C8×Q16×C31, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1984, 115);