Finite Group Databasebeta

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C2×D19×C11⋊C25 #35229835

order20900
automorphism?
homologyAbelianization (H1) = C22×C25 · Schur multiplier (H2) = C2

Aliases

direct productC2×D19×C11⋊C25
unambiguous semidirect productC19⋊(C22×C11⋊C25)
unambiguous semidirect product(C2×C19)⋊(C2×C11⋊C25)
unambiguous semidirect product(C2×C11×D19)⋊C25

Splittings

derived, HallC11×C19 ⋊ C22×C25
HallC19×C11⋊C25 ⋊ C22
HallC2×C11×D19 ⋊ C25
SylowC19 ⋊ C22×C11⋊C25
SylowC11 ⋊ C2×C25×D19

Subgroups

subgroupG/H
center, hypercenterC2×C5D19×C11⋊C5
commutator, hypocenterC11×C19C22×C25
FrattiniC5C2×D19×C11⋊C5
Fitting, socleC2×C5×C11×C19C2×C5
prime radicalC2×C5×C11×D19C5
cosocleC5×C11×C19C22×C5
LCSG ▷ C11×C19
UCSC1 ◁ C2×C5

60 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 10450

Conjugacy classes & character table

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

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(20900, 17);