Finite Group Databasebeta

#20266483⋊C3 #34085577

order19452
automorphism?
homologyAbelianization (H1) = C3×C4 · Schur multiplier (H2) = C1

Aliases

unambiguous semidirect product#20266483⋊C3

Splittings

Fitting, socle, derived, SylowC1621 ⋊ C3×C4
Hall#20266483 ⋊ C3
HallC1621⋊C3 ⋊ C4

Subgroups

subgroupG/H
center, Frattini, hypercenterC1G
commutator, Fitting, socle, hypocenterC1621C3×C4
prime radicalD1621⋊C3C2
cosocleD1621C2×C3
LCSG ▷ C1621
UCSC1

12 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 1621

Polycyclic presentation:

2,3,2,1621|a^2=c,d^a=d^166,d^b=d^184,d^c=d^1620

Conjugacy classes & character table

147 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(19452, 8);