Finite Group Databasebeta

(C7⋊C9)⋊D43 #19129336

order5418
automorphism?
homologyAbelianization (H1) = C2×C9 · Schur multiplier (H2) = C1

Aliases

unambiguous semidirect product(C7⋊C9)⋊D43

Splittings

derived, HallC7×C43 ⋊ C2×C9
HallC43×C7⋊C9 ⋊ C2
HallD301 ⋊ C9
HallC7⋊C9 ⋊ D43
SylowC43 ⋊ D7⋊C9
SylowC7 ⋊ C9×D43

Subgroups

subgroupG/H
center, Frattini, hypercenterC3ΓL(1,𝔽8)⋊D43
commutator, hypocenterC7×C43C2×C9
Fitting, socleC3×C7×C43C2×C3
LCSG ▷ C7×C43
UCSC1 ◁ C3

24 conjugacy classes of subgroups.

Full subgroup data →

Presentation

Polycyclic presentation:

2,3,7,43,3|b^3=e,c^a=c^6,d^a=d^42,c^b=c^4

Conjugacy classes & character table

336 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofD43×D7⋊C9, C2×(C7⋊C9)⋊D43, C5×(C7⋊C9)⋊D43, …
maximal normal subgroup ofD43×D7⋊C9, C2×(C7⋊C9)⋊D43, C5×(C7⋊C9)⋊D43, …
maximal quotient of(C7⋊C9)⋊Dic43, C2×(C7⋊C9)⋊D43, C5×(C7⋊C9)⋊D43, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(5418, 15);