Finite Group Databasebeta

C2×D5×C1277 #38784337

order25540
automorphism?
homologyAbelianization (H1) = C22×C1277 · Schur multiplier (H2) = C2

Aliases

direct productC2×D5×C1277
unambiguous semidirect productC5⋊(C22×C1277)
unambiguous semidirect product(C2×C5)⋊(C2×C1277)

Splittings

Fitting, socleC2×C5×C1277 ⋊ C2
derived, SylowC5 ⋊ C22×C1277
HallC5×C1277 ⋊ C22

Subgroups

subgroupG/H
center, hypercenterC2×C1277D5
commutator, cosocle, hypocenterC5C22×C1277
FrattiniC1G
Fitting, socleC2×C5×C1277C2
LCSG ▷ C5
UCSC1 ◁ C2×C1277

20 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 12770

Conjugacy classes & character table

10216 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(25540, 14);