Finite Group Databasebeta

C19×Dic415 #44538690

order31540
automorphism?
homologyAbelianization (H1) = C4×C19 · Schur multiplier (H2) = C1

Aliases

direct productC19×Dic415
unambiguous semidirect productC83⋊(C19×Dic5)

Splittings

derived, HallC5×C83 ⋊ C4×C19
HallC5×C19×C83 ⋊ C4
HallC19×C83 ⋊ Dic5
HallC5×C19 ⋊ Dic83
SylowC83 ⋊ C19×Dic5
SylowC5 ⋊ C19×Dic83

Subgroups

subgroupG/H
center, hypercenterC2×C19D415
commutator, hypocenterC5×C83C4×C19
FrattiniC2C19×D415
Fitting, socle, prime radicalC2×C5×C19×C83C2
cosocleC2×C5×C83C2×C19
LCSG ▷ C5×C83
UCSC1 ◁ C2×C19

24 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 31540

Conjugacy classes & character table

7942 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(31540, 6);