Finite Group Databasebeta

C2×D1405 #19150557

order5620
automorphismAut(G) order 3147200
homologyAbelianization (H1) = C22 · Schur multiplier (H2) = C2

Aliases

dihedralD2810
direct productC2×D1405
unambiguous semidirect product(C2×C5)⋊D281
unambiguous semidirect product(C2×C281)⋊D5

Splittings

Fitting, socleC2×C5×C281 ⋊ C2
derived, HallC5×C281 ⋊ C22
SylowC281 ⋊ C2×D5
SylowC5 ⋊ C2×D281

Subgroups

subgroupG/H
center, hypercenterC2D1405
commutator, hypocenterC5×C281C22
FrattiniC1G
Fitting, socleC2×C5×C281C2
LCSG ▷ C5×C281
UCSC1 ◁ C2

20 conjugacy classes of subgroups.

Full subgroup data →

Conjugacy classes & character table

1408 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup ofD3×D1405, C2×D4215, C2×C3×D1405, …
maximal normal subgroup ofC2×C3×D1405, C2×C5⋊(D281⋊C5), C2×C5×D1405, …
maximal quotient ofD3×D1405, C2×D4215, C2×C3×D1405, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(5620, 18);