Finite Group Databasebeta

C7×D2121 #44445979

order29694
automorphism?
homologyAbelianization (H1) = C2×C7 · Schur multiplier (H2) = C1

Aliases

direct productC7×D2121
unambiguous semidirect productC3⋊(C7×D707)
unambiguous semidirect productC7⋊(C7×D303)
unambiguous semidirect productC101⋊(C7×D21)

Splittings

Fitting, socle, HallC3×C72×C101 ⋊ C2
derivedC3×C7×C101 ⋊ C2×C7
HallC72×C101 ⋊ D3
HallC3×C101 ⋊ C7×D7
HallC3×C72 ⋊ D101
SylowC101 ⋊ C7×D21
SylowC72 ⋊ D303
SylowC3 ⋊ C7×D707

Subgroups

subgroupG/H
center, hypercenterC7D2121
commutator, cosocle, hypocenterC3×C7×C101C2×C7
FrattiniC1G
Fitting, socleC3×C72×C101C2
LCSG ▷ C3×C7×C101
UCSC1 ◁ C7

44 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 4242

Conjugacy classes & character table

7434 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(29694, 44);