Finite Group Databasebeta

C5×Dic789 #30628860

order15780
automorphism?
homologyAbelianization (H1) = C4×C5 · Schur multiplier (H2) = C1

Aliases

direct productC5×Dic789
unambiguous semidirect productC3⋊(C5×Dic263)
unambiguous semidirect productC263⋊(C5×Dic3)

Splittings

derived, HallC3×C263 ⋊ C4×C5
HallC3×C5×C263 ⋊ C4
HallC5×C263 ⋊ Dic3
SylowC263 ⋊ C5×Dic3
HallC3×C5 ⋊ Dic263
SylowC3 ⋊ C5×Dic263

Subgroups

subgroupG/H
center, hypercenterC2×C5D789
commutator, hypocenterC3×C263C4×C5
FrattiniC2C5×D789
Fitting, socle, prime radicalC2×C3×C5×C263C2
cosocleC2×C3×C263C2×C5
LCSG ▷ C3×C263
UCSC1 ◁ C2×C5

24 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 15780

Conjugacy classes & character table

3960 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(15780, 6);