Finite Group Databasebeta

C4⋊(C31⋊C16) #14520868

order1984
automorphism?
homologyAbelianization (H1) = C2×C16 · Schur multiplier (H2) = C2

Aliases

unambiguous semidirect productC4⋊(C31⋊C16)

Splittings

SylowC31 ⋊ C4⋊C16

Subgroups

subgroupG/H
center, FrattiniC2×C8C2×D31
commutatorC2×C31C2×C16
FittingC4×C8×C31C2
socle, prime radicalC22×C31C2×C8
cosocleC2×C8×C31C22
hypercenterC4×C8D31
hypocenterC31C4⋊C16
LCSG ▷ C2×C31 ▷ C31
UCSC1 ◁ C2×C8 ◁ C4×C8

50 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 1984

Polycyclic presentation:

2^6,31|a^2=d,b^2=c,d^2=e,e^2=f,b^a=bc,g^a=g^30

Conjugacy classes & character table

520 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofD4⋊(C31⋊C16), #16843667, #16843669, …
maximal normal subgroup ofD4⋊(C31⋊C16), #16843667, #16843669, …
maximal quotient of#16843775, #16843781, #16843789, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1984, 368);