Finite Group Databasebeta

D61×D77 #34037701

order18788
automorphism?
homologyAbelianization (H1) = C22 · Schur multiplier (H2) = C2

Aliases

direct productD61×D77
unambiguous semidirect product(C7×D61)⋊D11
unambiguous semidirect product(C11×D61)⋊D7

Splittings

Fitting, socle, derived, HallC7×C11×C61 ⋊ C22
HallC11×C61 ⋊ C2×D7
HallC7×C61 ⋊ C2×D11
HallC7×C11 ⋊ C2×D61
SylowC61 ⋊ C2×D77
SylowC11 ⋊ D7×D61
SylowC7 ⋊ D11×D61

Subgroups

subgroupG/H
center, Frattini, hypercenterC1G
commutator, Fitting, socle, cosocle, hypocenterC7×C11×C61C22
LCSG ▷ C7×C11×C61
UCSC1

40 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 4697

Conjugacy classes & character table

1280 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(18788, 16);