Finite Group Databasebeta

C7⋊#19104522 #49138778

order36414
automorphism?
homologyAbelianization (H1) = C2 · Schur multiplier (H2) = C1

Aliases

unambiguous semidirect productC7⋊#19104522

Splittings

Fitting, socle, HallC7×C172 ⋊ D9
derived, HallC7×#14579585 ⋊ C2
Hall#14579585 ⋊ D7
SylowC172 ⋊ D63
SylowC7 ⋊ #19104522

Subgroups

subgroupG/H
center, Frattini, hypercenterC1G
commutator, cosocle, hypocenterC7×#14579585C2
Fitting, socleC7×C172D9
LCSG ▷ C7×#14579585
UCSC1

32 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 1071

Polycyclic presentation:

2,3,7,3,17^2|b^3=d,b^a=b^2d^2,c^a=c^6,d^a=d^2,e^a=ef^12,f^a=f^16,e^b=e^5f^13,f^b=e^6f^9,e^d=e^9f^2,f^d=e^14f^7

Conjugacy classes & character table

169 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(36414, 73);