Finite Group Databasebeta

C19⋊#1057 #14520336

order1976
isoclinismisoclinic class of C19⋊#261
automorphism?
homologyAbelianization (H1) = C8 · Schur multiplier (H2) = C1

Aliases

unambiguous semidirect productC19⋊#1057

Splittings

derived, HallC13×C19 ⋊ C8
SylowC19 ⋊ #1057
SylowC13 ⋊ C19⋊C8

Subgroups

subgroupG/H
center, Frattini, hypercenterC2C19⋊#261
commutator, hypocenterC13×C19C8
Fitting, socle, prime radicalC2×C13×C19C4
cosocleC19×Dic13C2
LCSG ▷ C13×C19
UCSC1 ◁ C2

16 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 40
transitive degreeμt(G) = 1976

Polycyclic presentation:

2^3,13,19|a^2=b,b^2=c,d^a=d^8,e^a=e^18,d^b=d^12

Conjugacy classes & character table

158 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1976, 6);