Finite Group Databasebeta

C7×D417 #19154240

order5838
automorphism?
homologyAbelianization (H1) = C2×C7 · Schur multiplier (H2) = C1

Aliases

direct productC7×D417
unambiguous semidirect productC3⋊(C7×D139)
unambiguous semidirect productC139⋊(D3×C7)

Splittings

Fitting, socle, HallC3×C7×C139 ⋊ C2
derived, HallC3×C139 ⋊ C2×C7
HallC7×C139 ⋊ D3
SylowC139 ⋊ D3×C7
HallC3×C7 ⋊ D139
SylowC3 ⋊ C7×D139

Subgroups

subgroupG/H
center, hypercenterC7D417
commutator, hypocenterC3×C139C2×C7
FrattiniC1G
Fitting, socleC3×C7×C139C2
LCSG ▷ C3×C139
UCSC1 ◁ C7

16 conjugacy classes of subgroups.

Full subgroup data →

Conjugacy classes & character table

1470 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup ofD3×C7×D139, D7×D417, D21⋊D139, …
maximal normal subgroup ofD3×C7×D139, D7×D417, D21⋊D139, …
maximal quotient ofC7×Dic417, C2×C7×D417, C7×D1251, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(5838, 10);