Finite Group Databasebeta

C2×D2499 #23756137

order9996
automorphismAut(G) order 6717312
homologyAbelianization (H1) = C22 · Schur multiplier (H2) = C2

Aliases

dihedralD4998
direct productC2×D2499
unambiguous semidirect product(C2×C3)⋊D833
unambiguous semidirect product(C2×C17)⋊D147
unambiguous semidirect product(C2×C49)⋊D51

Splittings

FittingC2×C3×C17×C49 ⋊ C2
derived, HallC3×C17×C49 ⋊ C22
HallC17×C49 ⋊ C2×D3
HallC3×C49 ⋊ C2×D17
HallC3×C17 ⋊ C2×D49
SylowC49 ⋊ C2×D51
SylowC17 ⋊ C2×D147
SylowC3 ⋊ C2×D833

Subgroups

subgroupG/H
center, hypercenterC2D2499
commutator, cosocle, hypocenterC3×C17×C49C22
FrattiniC7C2×D357
FittingC2×C3×C17×C49C2
socleC2×C3×C7×C17D7
LCSG ▷ C3×C17×C49
UCSC1 ◁ C2

60 conjugacy classes of subgroups.

Full subgroup data →

Conjugacy classes & character table

2502 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup ofC2×D7497, C2×C3⋊(C17⋊(D49⋊C3)), D3×D2499, …
maximal normal subgroup ofC2×C3⋊(C17⋊(D49⋊C3)), C2×C3×D2499, D9996
maximal quotient ofC2×D7497, D3×D2499, C2×C3⋊D2499, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(9996, 40);