Finite Group Databasebeta

C22⋊#16861931 #30659152

order16644
automorphism?
homologyAbelianization (H1) = C3 · Schur multiplier (H2) = C2

Aliases

unambiguous semidirect productC22⋊#16861931

Splittings

Fitting, socle, derived, HallC22×C19×C73 ⋊ C3
HallC19×C73 ⋊ A4
HallC22×C73 ⋊ C19⋊C3
HallC22×C19 ⋊ C73⋊C3
SylowC73 ⋊ C22⋊(C19⋊C3)
SylowC19 ⋊ C22⋊(C73⋊C3)
SylowC22 ⋊ #16861931

Subgroups

subgroupG/H
center, Frattini, hypercenterC1G
commutator, Fitting, socle, cosocle, hypocenterC22×C19×C73C3
LCSG ▷ C22×C19×C73
UCSC1

20 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 5548

Polycyclic presentation:

3,2^2,19,73|b^a=c,c^a=bc,d^a=d^7,e^a=e^8

Conjugacy classes & character table

1852 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(16644, 61);