Finite Group Databasebeta

#10587020⋊C2 #11759903

order1026
isoclinismisoclinic class of AGL(1,𝔽19)
automorphism?
homologyAbelianization (H1) = C2×C27 · Schur multiplier (H2) = C1

Aliases

unambiguous semidirect product#10587020⋊C2

Splittings

derived, SylowC19 ⋊ C2×C27
Hall#10587020 ⋊ C2
HallD19 ⋊ C27

Subgroups

subgroupG/H
center, Frattini, hypercenterC3AGL(1,𝔽19)
commutator, hypocenterC19C2×C27
Fitting, socleC3×C19C2×C9
prime radicalC3×D19C9
cosocle#4294C2×C3
LCSG ▷ C19
UCSC1 ◁ C3

16 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 513

Polycyclic presentation:

2,3^3,19|b^3=c,c^3=d,e^a=e^18,e^b=e^4,e^c=e^7

Conjugacy classes & character table

57 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1026, 7);