Finite Group Databasebeta

D15⋊D85 #19099831

order5100
automorphism?
homologyAbelianization (H1) = C22 · Schur multiplier (H2) = C2

Aliases

unambiguous semidirect productD15⋊D85

Splittings

Fitting, socle, derived, HallC3×C52×C17 ⋊ C22
HallC52×C17 ⋊ C2×D3
HallC3×C52 ⋊ C2×D17
HallC3×C17 ⋊ D52
SylowC52 ⋊ D3×D17
SylowC17 ⋊ D15⋊D5
SylowC3 ⋊ D5×D85

Subgroups

subgroupG/H
center, Frattini, hypercenterC1G
commutator, Fitting, socle, hypocenterC3×C52×C17C22
LCSG ▷ C3×C52×C17
UCSC1

96 conjugacy classes of subgroups.

Full subgroup data →

Presentation

Polycyclic presentation:

2^2,3,5^2,17|d^a=d^4,e^a=e^4,f^a=f^16,c^b=c^2,d^b=d^4

Conjugacy classes & character table

390 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#90646⋊D17, D45⋊D85, #29505891, …
maximal normal subgroup ofC3×D15⋊D85, C7×D15⋊D85
maximal quotient ofD45⋊D85, C3×D15⋊D85, #29506019, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(5100, 134);