Finite Group Databasebeta

D4×Q8×C31 #14520730

order1984
nilpotency class2
isoclinismisoclinic class of D42
automorphism?
homologyAbelianization (H1) = C24×C31 · Schur multiplier (H2) = C25

Aliases

direct productD4×Q8×C31

Subgroups

subgroupG/H
center, socleC22×C31C24
commutator, Frattini, cosocleC22C24×C31
prime radicalC2×D4×C31C22
LCSG ▷ C22 ▷ C1
UCSC1 ◁ C22×C31 ◁ G

280 conjugacy classes of subgroups.

Full subgroup data →

Presentation

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

A minimal faithful permutation representation — 4 generators on 43 points:

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

Conjugacy classes & character table

775 conjugacy classes — view the full character table.

Relationships

Fitting subgroup of#16844814, #16844876, #16844960, …
maximal subgroup ofC31×#1627, C31×#1637, C31×#1649, …
maximal normal subgroup ofC31×#1627, C31×#1637, C31×#1649, …
maximal quotient ofQ8×C22⋊C4×C31, D4×C4⋊C4×C31, Q8×C4⋊C4×C31, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1984, 230);