Finite Group Databasebeta

(D547⋊C3)⋊C7 #37525892

order22974
automorphism?
homologyAbelianization (H1) = C2×C3×C7 · Schur multiplier (H2) = C1

Aliases

unambiguous semidirect product(D547⋊C3)⋊C7
unambiguous semidirect product(D547⋊C7)⋊C3
unambiguous semidirect product((C547⋊C3)⋊C7)⋊C2

Splittings

Fitting, socle, derived, SylowC547 ⋊ C2×C3×C7
Hall(C547⋊C3)⋊C7 ⋊ C2
HallD547⋊C7 ⋊ C3
HallC547⋊C7 ⋊ C2×C3
HallD547⋊C3 ⋊ C7
HallC547⋊C3 ⋊ C2×C7
HallD547 ⋊ C3×C7

Subgroups

subgroupG/H
center, Frattini, hypercenterC1G
commutator, Fitting, socle, cosocle, hypocenterC547C2×C3×C7
LCSG ▷ C547
UCSC1

16 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 547

Polycyclic presentation:

2,3,7,547|d^a=d^546,d^b=d^40,d^c=d^81

Conjugacy classes & character table

55 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(22974, 30);