Finite Group Databasebeta

AGL(1,𝔽7)×D25 #14523536

order2100
isoclinismisoclinic class of AGL(1,𝔽7)×D25
automorphism?
homologyAbelianization (H1) = C22×C3 · Schur multiplier (H2) = C2

Aliases

direct productAGL(1,𝔽7)×D25
unambiguous semidirect productD7⋊(C3×D25)
unambiguous semidirect product(D7×D25)⋊C3
unambiguous semidirect product(C25×AGL(1,𝔽7))⋊C2
unambiguous semidirect product(ΓL(1,𝔽8)×D25)⋊C2
unambiguous semidirect product(ΓL(1,𝔽8)⋊D25)⋊C2

Splittings

Fitting, derived, HallC7×C25 ⋊ C22×C3
HallD7×D25 ⋊ C3
HallΓL(1,𝔽8)×C25 ⋊ C22
SylowC25 ⋊ C2×AGL(1,𝔽7)
HallΓL(1,𝔽8) ⋊ C2×D25
SylowC7 ⋊ C2×C3×D25

Subgroups

subgroupG/H
center, hypercenterC1G
commutator, Fitting, cosocle, hypocenterC7×C25C22×C3
FrattiniC5D5×AGL(1,𝔽7)
socleC5×C7C2×C3×D5
LCSG ▷ C7×C25
UCSC1

60 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 32
transitive degreeμt(G) = 175

Conjugacy classes & character table

98 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofD25×D49⋊C3, C7×AGL(1,𝔽7)×D25, D25×#64424, …
maximal normal subgroup ofC7×AGL(1,𝔽7)×D25, C11×AGL(1,𝔽7)×D25, C13×AGL(1,𝔽7)×D25, …
maximal quotient ofD25×D49⋊C3, C7×AGL(1,𝔽7)×D25, D25×#64424, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(2100, 16);