Finite Group Databasebeta

C22⋊(C31⋊C16) #14520829

order1984
automorphism?
homologyAbelianization (H1) = C2×C16 · Schur multiplier (H2) = C22

Aliases

unambiguous semidirect productC22⋊(C31⋊C16)

Splittings

SylowC31 ⋊ C22⋊C16

Subgroups

subgroupG/H
center, FrattiniC2×C8C2×D31
commutatorC2×C31C2×C16
FittingC22×C8×C31C2
socleC22×C31C2×C8
prime radicalC23×C31C8
cosocleC2×C8×C31C22
hypercenterC22×C8D31
hypocenterC31C22⋊C16
LCSG ▷ C2×C31 ▷ C31
UCSC1 ◁ C2×C8 ◁ C22×C8

66 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 992

Polycyclic presentation:

2^6,31|a^2=d,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 of#16843634, #16843635, #16843636, …
maximal normal subgroup of#16843634, #16843635, #16843636, …
maximal quotient of#16843635, #16843651, D4⋊(C31⋊C16), …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1984, 329);