Finite Group Databasebeta

D71×D77 #36346131

order21868
automorphism?
homologyAbelianization (H1) = C22 · Schur multiplier (H2) = C2

Aliases

direct productD71×D77
unambiguous semidirect product(C7×D71)⋊D11
unambiguous semidirect product(C11×D71)⋊D7

Splittings

Fitting, socle, derived, HallC7×C11×C71 ⋊ C22
HallC11×C71 ⋊ C2×D7
HallC7×C71 ⋊ C2×D11
HallC7×C11 ⋊ C2×D71
SylowC71 ⋊ C2×D77
SylowC11 ⋊ D7×D71
SylowC7 ⋊ D11×D71

Subgroups

subgroupG/H
center, Frattini, hypercenterC1G
commutator, Fitting, socle, cosocle, hypocenterC7×C11×C71C22
LCSG ▷ C7×C11×C71
UCSC1

40 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 5467

Conjugacy classes & character table

1480 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(21868, 21);