Finite Group Databasebeta

#21418659⋊C2 #28417601

order14922
automorphism?
homologyAbelianization (H1) = C2×C9 · Schur multiplier (H2) = C1

Aliases

unambiguous semidirect product#21418659⋊C2

Splittings

derived, SylowC829 ⋊ C2×C9
Hall#21418659 ⋊ C2
HallD829 ⋊ C9

Subgroups

subgroupG/H
center, Frattini, hypercenterC3D829⋊C3
commutator, hypocenterC829C2×C9
Fitting, socle, cosocleC3×C829C2×C3
prime radicalC3×D829C3
LCSG ▷ C829
UCSC1 ◁ C3

12 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 7461

Polycyclic presentation:

2,3,829,3|b^3=d,c^a=c^828,c^b=c^125

Conjugacy classes & character table

432 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#44469134, C2×#21418659⋊C2
maximal normal subgroup of#44469134, C2×#21418659⋊C2
maximal quotient of#44469128, C2×#21418659⋊C2

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(14922, 2);