Finite Group Databasebeta

C7⋊(C7⋊(C19⋊#157)) #45692674

order33516
automorphism?
homologyAbelianization (H1) = C4 · Schur multiplier (H2) = C3×C7

Aliases

unambiguous semidirect productC7⋊(C7⋊(C19⋊#157))
unambiguous semidirect productC19⋊(C7⋊(C7⋊#157))

Splittings

Fitting, socle, derived, HallC32×C72×C19 ⋊ C4
HallC72×C19 ⋊ #157
HallC32×C72 ⋊ Dic19
HallC32×C19 ⋊ C7⋊Dic7
SylowC72 ⋊ C19⋊#157
SylowC19 ⋊ C7⋊(C7⋊#157)
SylowC32 ⋊ C7⋊Dic133

Subgroups

subgroupG/H
center, Frattini, hypercenterC1G
commutator, Fitting, socle, hypocenterC32×C72×C19C4
prime radical, cosocleC72×C3⋊D3×C19C2
LCSG ▷ C32×C72×C19
UCSC1

200 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 5586

Polycyclic presentation:

2^2,3^2,7^2,19|a^2=b,c^a=cd,d^a=cd^2,e^a=e^6,f^a=f^6,g^a=g^18,c^b=c^2,d^b=d^2

Conjugacy classes & character table

2796 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(33516, 1472);