Finite Group Databasebeta

D7×(C71⋊C5)⋊C7 #46852341

order34790
automorphism?
homologyAbelianization (H1) = C2×C5×C7 · Schur multiplier (H2) = C1

Aliases

direct productD7×(C71⋊C5)⋊C7
unambiguous semidirect productC7⋊(C2×(C71⋊C5)⋊C7)
unambiguous semidirect product(D7×C71⋊C5)⋊C7
unambiguous semidirect product(D7×C71⋊C7)⋊C5

Splittings

Fitting, socle, derivedC7×C71 ⋊ C2×C5×C7
HallC7×(C71⋊C5)⋊C7 ⋊ C2
HallD7×C71⋊C7 ⋊ C5
HallC7×C71⋊C7 ⋊ C2×C5
HallC71⋊C5 ⋊ C7×D7
SylowC71 ⋊ C5×C7×D7

Subgroups

subgroupG/H
center, Frattini, hypercenterC1G
commutator, Fitting, socle, cosocle, hypocenterC7×C71C2×C5×C7
LCSG ▷ C7×C71
UCSC1

44 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 497

Conjugacy classes & character table

185 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(34790, 22);