Finite Group Databasebeta

D7×D685 #34062812

order19180
automorphism?
homologyAbelianization (H1) = C22 · Schur multiplier (H2) = C2

Aliases

direct productD7×D685
unambiguous semidirect product(C5×D7)⋊D137
unambiguous semidirect product(D7×C137)⋊D5

Splittings

Fitting, socle, derived, HallC5×C7×C137 ⋊ C22
HallC7×C137 ⋊ C2×D5
HallC5×C137 ⋊ C2×D7
SylowC137 ⋊ D5×D7
HallC5×C7 ⋊ C2×D137
SylowC7 ⋊ C2×D685
SylowC5 ⋊ D7×D137

Subgroups

subgroupG/H
center, Frattini, hypercenterC1G
commutator, Fitting, socle, cosocle, hypocenterC5×C7×C137C22
LCSG ▷ C5×C7×C137
UCSC1

40 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 4795

Conjugacy classes & character table

1720 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(19180, 26);