Finite Group Databasebeta

C5×D1955 #34086377

order19550
automorphism?
homologyAbelianization (H1) = C2×C5 · Schur multiplier (H2) = C1

Aliases

direct productC5×D1955
unambiguous semidirect productC5⋊(C5×D391)
unambiguous semidirect productC17⋊(C5×D115)
unambiguous semidirect productC23⋊(C5×D85)

Splittings

Fitting, socle, HallC52×C17×C23 ⋊ C2
derivedC5×C17×C23 ⋊ C2×C5
HallC52×C23 ⋊ D17
HallC52×C17 ⋊ D23
HallC17×C23 ⋊ C5×D5
SylowC52 ⋊ D391
SylowC23 ⋊ C5×D85
SylowC17 ⋊ C5×D115

Subgroups

subgroupG/H
center, hypercenterC5D1955
commutator, cosocle, hypocenterC5×C17×C23C2×C5
FrattiniC1G
Fitting, socleC52×C17×C23C2
LCSG ▷ C5×C17×C23
UCSC1 ◁ C5

40 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 3910

Conjugacy classes & character table

4895 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(19550, 14);