Finite Group Databasebeta

C22⋊#18012479 #34063994

order19236
automorphism?
homologyAbelianization (H1) = C3 · Schur multiplier (H2) = C2

Aliases

unambiguous semidirect productC22⋊#18012479

Splittings

Fitting, socle, derived, HallC22×C7×C229 ⋊ C3
HallC7×C229 ⋊ A4
HallC22×C229 ⋊ ΓL(1,𝔽8)
SylowC229 ⋊ C22⋊ΓL(1,𝔽8)
HallC22×C7 ⋊ C229⋊C3
SylowC7 ⋊ C22⋊(C229⋊C3)
SylowC22 ⋊ #18012479

Subgroups

subgroupG/H
center, Frattini, hypercenterC1G
commutator, Fitting, socle, cosocle, hypocenterC22×C7×C229C3
LCSG ▷ C22×C7×C229
UCSC1

20 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 6412

Polycyclic presentation:

3,2^2,7,229|b^a=c,c^a=bc,d^a=d^2,e^a=e^94

Conjugacy classes & character table

2140 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(19236, 62);