Finite Group Databasebeta

(C22⋊Dic19)⋊C3 #11744811

order912
automorphism?
homologyAbelianization (H1) = C2×C3×C4 · Schur multiplier (H2) = C22

Aliases

unambiguous semidirect product(C22⋊Dic19)⋊C3

Splittings

HallC22⋊Dic19 ⋊ C3
HallC19⋊C3 ⋊ C22⋊C4
SylowC19 ⋊ C3×C22⋊C4

Subgroups

subgroupG/H
center, FrattiniC22C2×D19⋊C3
commutatorC2×C19C2×C3×C4
FittingC23×C19C2×C3
socle, cosocleC22×C19C22×C3
prime radicalC23×C19⋊C3C2
hypercenterC23D19⋊C3
hypocenterC19C3×C22⋊C4
LCSG ▷ C2×C19 ▷ C19
UCSC1 ◁ C22 ◁ C23

68 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 152

Polycyclic presentation:

2^2,3,2^2,19|a^2=d,b^a=be,f^a=f^18,f^c=f^7

Conjugacy classes & character table

54 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#10597263⋊C3, #10597291⋊C3, #10597323⋊C3, …
maximal normal subgroup of#10597263⋊C3, #10597291⋊C3, #10597323⋊C3, …
maximal quotient of(C22⋊(C19⋊C8))⋊C3, (C19⋊C3)⋊#95, #10597291⋊C3, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(912, 22);