Finite Group Databasebeta

C7⋊#14555805 #29510368

order15596
automorphism?
homologyAbelianization (H1) = C4 · Schur multiplier (H2) = C1

Aliases

unambiguous semidirect productC7⋊#14555805

Splittings

Fitting, socle, derived, HallC7×C557 ⋊ C4
SylowC557 ⋊ Dic7
SylowC7 ⋊ #14555805

Subgroups

subgroupG/H
center, Frattini, hypercenterC1G
commutator, Fitting, socle, hypocenterC7×C557C4
prime radical, cosocleC7×D557C2
LCSG ▷ C7×C557
UCSC1

12 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 3899

Polycyclic presentation:

2^2,7,557|a^2=b,c^a=c^6,d^a=d^439,d^b=d^556

Conjugacy classes & character table

983 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(15596, 7);