Finite Group Databasebeta

(C7⋊C9)⋊(C7⋊#261) #37524466

order22932
automorphism?
homologyAbelianization (H1) = C4×C9 · Schur multiplier (H2) = C1

Aliases

unambiguous semidirect product(C7⋊C9)⋊(C7⋊#261)

Splittings

derived, HallC72×C13 ⋊ C4×C9
HallC7×C13×C7⋊C9 ⋊ C4
HallC7⋊(C7⋊#261) ⋊ C9
HallC7×C7⋊C9 ⋊ #261
SylowC72 ⋊ C9×#261
SylowC13 ⋊ (C7⋊C9)⋊Dic7

Subgroups

subgroupG/H
center, Frattini, hypercenterC3ΓL(1,𝔽8)⋊(C7⋊#261)
commutator, hypocenterC72×C13C4×C9
Fitting, socleC3×C72×C13C3×C4
prime radical, cosocleC3×C72×D13C2×C3
LCSG ▷ C72×C13
UCSC1 ◁ C3

96 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 819

Polycyclic presentation:

2,3,2,7^2,13,3|a^2=c,b^3=g,d^a=d^6,e^a=e^6,f^a=f^5,d^b=d^2,f^c=f^12

Conjugacy classes & character table

447 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(22932, 411);