Finite Group Databasebeta

C7⋊(#4223⋊C5) #19153248

order5740
automorphism?
homologyAbelianization (H1) = C4×C5 · Schur multiplier (H2) = C1

Aliases

unambiguous semidirect productC7⋊(#4223⋊C5)
unambiguous semidirect product(C7⋊#4223)⋊C5

Splittings

Fitting, socle, derived, HallC7×C41 ⋊ C4×C5
HallC7×C41⋊C5 ⋊ C4
HallC7⋊#4223 ⋊ C5
HallC41⋊C5 ⋊ Dic7
SylowC41 ⋊ C5×Dic7
SylowC7 ⋊ #4223⋊C5

Subgroups

subgroupG/H
center, Frattini, hypercenterC1G
commutator, Fitting, socle, hypocenterC7×C41C4×C5
LCSG ▷ C7×C41
UCSC1

24 conjugacy classes of subgroups.

Full subgroup data →

Presentation

Polycyclic presentation:

2,5,2,7,41|a^2=c,d^a=d^6,e^a=e^32,e^b=e^10,e^c=e^40

Conjugacy classes & character table

64 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofΓL(1,𝔽8)⋊(#4223⋊C5), C3×C7⋊(#4223⋊C5), C3⋊(C7⋊(#4223⋊C5)), …
maximal normal subgroup ofΓL(1,𝔽8)⋊(#4223⋊C5), C3×C7⋊(#4223⋊C5), C5×C7⋊(#4223⋊C5)
maximal quotient ofC3×C7⋊(#4223⋊C5), C3⋊(C7⋊(#4223⋊C5)), C7⋊(#4223⋊C25), …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(5740, 15);