Finite Group Databasebeta

C19⋊#11725130 #30680998

order16796
automorphism?
homologyAbelianization (H1) = C4 · Schur multiplier (H2) = C1

Aliases

unambiguous semidirect productC19⋊#11725130

Splittings

Fitting, socle, derived, HallC13×C17×C19 ⋊ C4
HallC17×C19 ⋊ #261
HallC13×C19 ⋊ #595
HallC13×C17 ⋊ Dic19
SylowC19 ⋊ #11725130
SylowC17 ⋊ C19⋊#261
SylowC13 ⋊ C19⋊#595

Subgroups

subgroupG/H
center, Frattini, hypercenterC1G
commutator, Fitting, socle, hypocenterC13×C17×C19C4
prime radical, cosocleC19×D221C2
LCSG ▷ C13×C17×C19
UCSC1

24 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 4199

Polycyclic presentation:

2^2,13,17,19|a^2=b,c^a=c^5,d^a=d^13,e^a=e^18,c^b=c^12,d^b=d^16

Conjugacy classes & character table

1067 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(16796, 16);