Finite Group Databasebeta

C2×D7×C761 #36319217

order21308
automorphism?
homologyAbelianization (H1) = C22×C761 · Schur multiplier (H2) = C2

Aliases

direct productC2×D7×C761
unambiguous semidirect productC7⋊(C22×C761)
unambiguous semidirect product(C2×C7)⋊(C2×C761)

Splittings

Fitting, socleC2×C7×C761 ⋊ C2
derived, SylowC7 ⋊ C22×C761
HallC7×C761 ⋊ C22

Subgroups

subgroupG/H
center, hypercenterC2×C761D7
commutator, cosocle, hypocenterC7C22×C761
FrattiniC1G
Fitting, socleC2×C7×C761C2
LCSG ▷ C7
UCSC1 ◁ C2×C761

20 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 10654

Conjugacy classes & character table

7610 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(21308, 10);