Finite Group Databasebeta

C7×D1257 #31798511

order17598
automorphism?
homologyAbelianization (H1) = C2×C7 · Schur multiplier (H2) = C1

Aliases

direct productC7×D1257
unambiguous semidirect productC3⋊(C7×D419)
unambiguous semidirect productC419⋊(D3×C7)

Splittings

Fitting, socle, HallC3×C7×C419 ⋊ C2
derived, HallC3×C419 ⋊ C2×C7
HallC7×C419 ⋊ D3
SylowC419 ⋊ D3×C7
HallC3×C7 ⋊ D419
SylowC3 ⋊ C7×D419

Subgroups

subgroupG/H
center, hypercenterC7D1257
commutator, cosocle, hypocenterC3×C419C2×C7
FrattiniC1G
Fitting, socleC3×C7×C419C2
LCSG ▷ C3×C419
UCSC1 ◁ C7

16 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 8799

Conjugacy classes & character table

4410 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup ofD3×C7×D419, D7×D1257, D21⋊D419, …
maximal normal subgroup ofD3×C7×D419, D7×D1257, D21⋊D419, …
maximal quotient ofC7×Dic1257, C2×C7×D1257

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(17598, 7);