Finite Group Databasebeta

C22⋊#20299747 #44394193

order28956
automorphism?
homologyAbelianization (H1) = C3 · Schur multiplier (H2) = C2

Aliases

unambiguous semidirect productC22⋊#20299747

Splittings

Fitting, socle, derived, HallC22×C19×C127 ⋊ C3
HallC19×C127 ⋊ A4
HallC22×C127 ⋊ C19⋊C3
SylowC127 ⋊ C22⋊(C19⋊C3)
HallC22×C19 ⋊ C127⋊C3
SylowC19 ⋊ C22⋊(C127⋊C3)
SylowC22 ⋊ #20299747

Subgroups

subgroupG/H
center, Frattini, hypercenterC1G
commutator, Fitting, socle, cosocle, hypocenterC22×C19×C127C3
LCSG ▷ C22×C19×C127
UCSC1

20 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 9652

Polycyclic presentation:

3,2^2,19,127|b^a=c,c^a=bc,d^a=d^7,e^a=e^107

Conjugacy classes & character table

3220 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(28956, 52);