Finite Group Databasebeta

C7⋊#11717961 #19153262

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

Aliases

unambiguous semidirect productC7⋊#11717961

Splittings

Fitting, socle, derived, HallC5×C7×C41 ⋊ C4
HallC7×C41 ⋊ AGL(1,𝔽5)
HallC5×C41 ⋊ Dic7
SylowC41 ⋊ C7⋊AGL(1,𝔽5)
HallC5×C7 ⋊ #4223
SylowC7 ⋊ #11717961
SylowC5 ⋊ C7⋊#4223

Subgroups

subgroupG/H
center, Frattini, hypercenterC1G
commutator, Fitting, socle, hypocenterC5×C7×C41C4
LCSG ▷ C5×C7×C41
UCSC1

24 conjugacy classes of subgroups.

Full subgroup data →

Presentation

Polycyclic presentation:

2^2,5,7,41|a^2=b,c^a=c^2,d^a=d^6,e^a=e^32,c^b=c^4,e^b=e^40

Conjugacy classes & character table

367 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofΓL(1,𝔽8)⋊#11717961, C3×C7⋊#11717961, C3⋊(C7⋊#11717961), …
maximal normal subgroup ofΓL(1,𝔽8)⋊#11717961, C3×C7⋊#11717961, C7⋊(#11717961⋊C5), …
maximal quotient ofC3×C7⋊#11717961, C3⋊(C7⋊#11717961), C7⋊#16861480, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(5740, 29);