Finite Group Databasebeta

(C19⋊C3)⋊(C7⋊D7) #19150322

order5586
automorphism?
homologyAbelianization (H1) = C2×C3 · Schur multiplier (H2) = C7

Aliases

unambiguous semidirect product(C19⋊C3)⋊(C7⋊D7)

Splittings

Fitting, socle, derived, HallC72×C19 ⋊ C2×C3
HallC72×C19⋊C3 ⋊ C2
HallC7⋊D133 ⋊ C3
HallC19⋊C3 ⋊ C7⋊D7
SylowC72 ⋊ D19⋊C3
SylowC19 ⋊ C3×C7⋊D7

Subgroups

subgroupG/H
center, Frattini, hypercenterC1G
commutator, Fitting, socle, hypocenterC72×C19C2×C3
LCSG ▷ C72×C19
UCSC1

80 conjugacy classes of subgroups.

Full subgroup data →

Presentation

Polycyclic presentation:

2,3,7^2,19|c^a=c^6,d^a=d^6,e^a=e^18,e^b=e^7

Conjugacy classes & character table

225 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC7⋊D7×D19⋊C3, D7×(C19⋊C3)⋊D7, C2×(C19⋊C3)⋊(C7⋊D7), …
maximal normal subgroup ofC7⋊D7×D19⋊C3, D7×(C19⋊C3)⋊D7, C2×(C19⋊C3)⋊(C7⋊D7), …
maximal quotient of(C19⋊C3)⋊(C7⋊Dic7), C2×(C19⋊C3)⋊(C7⋊D7), #4294⋊(C7⋊D7), …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(5586, 77);