Finite Group Databasebeta

C2×D1637 #20267012

order6548
automorphismAut(G) order 5356264
homologyAbelianization (H1) = C22 · Schur multiplier (H2) = C2

Aliases

dihedralD3274
direct productC2×D1637
unambiguous semidirect productC1637⋊C22
unambiguous semidirect product(C2×C1637)⋊C2

Splittings

Fitting, socleC2×C1637 ⋊ C2
derived, SylowC1637 ⋊ C22

Subgroups

subgroupG/H
center, hypercenterC2D1637
commutator, hypocenterC1637C22
FrattiniC1G
Fitting, socleC2×C1637C2
LCSG ▷ C1637
UCSC1 ◁ C2

10 conjugacy classes of subgroups.

Full subgroup data →

Conjugacy classes & character table

1640 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup ofC4×D1637, C22⋊D1637, D6548, …
maximal normal subgroup ofC4×D1637, C22⋊D1637, D6548, …
maximal quotient ofC4×D1637, C2×Dic1637, C22⋊D1637, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(6548, 4);