Finite Group Databasebeta

C2×D2639 #24902240

order10556
automorphismAut(G) order 10640448
homologyAbelianization (H1) = C22 · Schur multiplier (H2) = C2

Aliases

dihedralD5278
direct productC2×D2639
unambiguous semidirect product(C2×C7)⋊D377
unambiguous semidirect product(C2×C13)⋊D203
unambiguous semidirect product(C2×C29)⋊D91

Splittings

Fitting, socleC2×C7×C13×C29 ⋊ C2
derived, HallC7×C13×C29 ⋊ C22
HallC13×C29 ⋊ C2×D7
HallC7×C29 ⋊ C2×D13
HallC7×C13 ⋊ C2×D29
SylowC29 ⋊ C2×D91
SylowC13 ⋊ C2×D203
SylowC7 ⋊ C2×D377

Subgroups

subgroupG/H
center, hypercenterC2D2639
commutator, cosocle, hypocenterC7×C13×C29C22
FrattiniC1G
Fitting, socleC2×C7×C13×C29C2
LCSG ▷ C7×C13×C29
UCSC1 ◁ C2

40 conjugacy classes of subgroups.

Full subgroup data →

Conjugacy classes & character table

2642 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup ofC2×C29⋊#10587722, C2×C29⋊#10587723, C2×ΓL(1,𝔽8)⋊D377, …
maximal normal subgroup ofC2×C29⋊#10587722, C2×C29⋊#10587723, C2×ΓL(1,𝔽8)⋊D377, …
maximal quotient ofD3×D2639, C2×C3×D2639, C2×D7917, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(10556, 44);