Finite Group Databasebeta

C5×Dic871 #31775166

order17420
automorphism?
homologyAbelianization (H1) = C4×C5 · Schur multiplier (H2) = C1

Aliases

direct productC5×Dic871
unambiguous semidirect productC67⋊(C5×Dic13)

Splittings

derived, HallC13×C67 ⋊ C4×C5
HallC5×C13×C67 ⋊ C4
HallC5×C67 ⋊ Dic13
SylowC67 ⋊ C5×Dic13
HallC5×C13 ⋊ Dic67
SylowC13 ⋊ C5×Dic67

Subgroups

subgroupG/H
center, hypercenterC2×C5D871
commutator, hypocenterC13×C67C4×C5
FrattiniC2C5×D871
Fitting, socle, prime radicalC2×C5×C13×C67C2
cosocleC2×C13×C67C2×C5
LCSG ▷ C13×C67
UCSC1 ◁ C2×C5

24 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 17420

Conjugacy classes & character table

4370 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(17420, 4);