Finite Group Databasebeta

C3⋊(D239⋊C7) #23756708

order10038
automorphism?
homologyAbelianization (H1) = C2×C7 · Schur multiplier (H2) = C1

Aliases

unambiguous semidirect productC3⋊(D239⋊C7)
unambiguous semidirect productD717⋊C7
unambiguous semidirect product(C239⋊C7)⋊D3

Splittings

Fitting, socle, derived, HallC3×C239 ⋊ C2×C7
HallC3×C239⋊C7 ⋊ C2
HallC239⋊C7 ⋊ D3
HallD717 ⋊ C7
SylowC239 ⋊ D3×C7
SylowC3 ⋊ D239⋊C7

Subgroups

subgroupG/H
center, Frattini, hypercenterC1G
commutator, Fitting, socle, cosocle, hypocenterC3×C239C2×C7
LCSG ▷ C3×C239
UCSC1

16 conjugacy classes of subgroups.

Full subgroup data →

Presentation

Polycyclic presentation:

2,3,7,239|b^a=b^2,d^a=d^238,d^c=d^24

Conjugacy classes & character table

72 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofD3×D239⋊C7, C2×C3⋊(D239⋊C7), C9⋊(D239⋊C7), …
maximal normal subgroup ofD3×D239⋊C7, C2×C3⋊(D239⋊C7), C3×C3⋊(D239⋊C7)
maximal quotient ofC3⋊(Dic239⋊C7), C2×C3⋊(D239⋊C7), C9⋊(D239⋊C7), …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(10038, 13);