Finite Group Databasebeta

#66526⋊(C7⋊D7) #45657477

order32634
automorphism?
homologyAbelianization (H1) = C2×C9 · Schur multiplier (H2) = C7

Aliases

unambiguous semidirect product#66526⋊(C7⋊D7)

Splittings

Fitting, socle, derived, HallC72×C37 ⋊ C2×C9
HallC72×#66526 ⋊ C2
HallC7⋊D259 ⋊ C9
Hall#66526 ⋊ C7⋊D7
SylowC72 ⋊ #66526⋊C2
SylowC37 ⋊ C9×C7⋊D7

Subgroups

subgroupG/H
center, Frattini, hypercenterC1G
commutator, Fitting, socle, hypocenterC72×C37C2×C9
prime radical(C37⋊C3)⋊(C7⋊D7)C3
cosocleC72×C37⋊C3C2×C3
LCSG ▷ C72×C37
UCSC1

120 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 1813

Polycyclic presentation:

2,3^2,7^2,37|b^3=c,d^a=d^6,e^a=e^6,f^a=f^36,f^b=f^16,f^c=f^26

Conjugacy classes & character table

332 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(32634, 257);