Finite Group Databasebeta

#19150945⋊C2 #26015484

order11358
automorphism?
homologyAbelianization (H1) = C2×C9 · Schur multiplier (H2) = C1

Aliases

unambiguous semidirect product#19150945⋊C2

Splittings

Fitting, socle, derived, SylowC631 ⋊ C2×C9
Hall#19150945 ⋊ C2
HallD631 ⋊ C9

Subgroups

subgroupG/H
center, Frattini, hypercenterC1G
commutator, Fitting, socle, hypocenterC631C2×C9
prime radicalD631⋊C3C3
cosocleC631⋊C3C2×C3
LCSG ▷ C631
UCSC1

12 conjugacy classes of subgroups.

Full subgroup data →

Presentation

Polycyclic presentation:

2,3^2,631|b^3=c,d^a=d^630,d^b=d^376,d^c=d^43

Conjugacy classes & character table

53 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC2×#19150945⋊C2
maximal normal subgroup ofC2×#19150945⋊C2
maximal quotient of#19150945⋊C4, C2×#19150945⋊C2

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(11358, 8);