Finite Group Databasebeta

C2×C7×D549 #29506764

order15372
automorphism?
homologyAbelianization (H1) = C22×C7 · Schur multiplier (H2) = C2

Aliases

direct productC2×C7×D549
unambiguous semidirect product(C2×C9)⋊(C7×D61)
unambiguous semidirect product(C2×C61)⋊(C7×D9)

Splittings

FittingC2×C7×C9×C61 ⋊ C2
derived, HallC9×C61 ⋊ C22×C7
HallC7×C9×C61 ⋊ C22
HallC7×C61 ⋊ C2×D9
HallC7×C9 ⋊ C2×D61
SylowC61 ⋊ C2×C7×D9
SylowC9 ⋊ C2×C7×D61

Subgroups

subgroupG/H
center, hypercenterC2×C7D549
commutator, cosocle, hypocenterC9×C61C22×C7
FrattiniC3C2×C7×D183
FittingC2×C7×C9×C61C2
socleC2×C3×C7×C61D3
LCSG ▷ C9×C61
UCSC1 ◁ C2×C7

60 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 7686

Conjugacy classes & character table

3864 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(15372, 74);