Finite Group Databasebeta

D7⋊#14579585 #49138772

order36414
automorphism?
homologyAbelianization (H1) = C2×C9 · Schur multiplier (H2) = C17

Aliases

unambiguous semidirect productD7⋊#14579585

Splittings

Fitting, socle, derived, HallC7×C172 ⋊ C2×C9
HallC7⋊#14579585 ⋊ C2
HallD7×C172 ⋊ C9
SylowC172 ⋊ D7⋊C9
HallD7 ⋊ #14579585
SylowC7 ⋊ C2×#14579585

Subgroups

subgroupG/H
center, Frattini, hypercenterC1G
commutator, Fitting, socle, hypocenterC7×C172C2×C9
prime radicalD7×C172⋊C3C3
cosocleC7×C172⋊C3C2×C3
LCSG ▷ C7×C172
UCSC1

32 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 1071

Polycyclic presentation:

2,3^2,7,17^2|b^3=c,d^a=d^6,d^b=d^2,e^b=e^5f^11,f^b=e^7f^2,e^c=e^12f,f^c=e^13f^4

Conjugacy classes & character table

181 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(36414, 67);