Finite Group Databasebeta

D415⋊D15 #38735279

order24900
automorphism?
homologyAbelianization (H1) = C22 · Schur multiplier (H2) = C2

Aliases

unambiguous semidirect productD415⋊D15

Splittings

Fitting, socle, derived, HallC3×C52×C83 ⋊ C22
HallC52×C83 ⋊ C2×D3
HallC3×C83 ⋊ D52
SylowC83 ⋊ D5×D15
HallC3×C52 ⋊ C2×D83
SylowC52 ⋊ D3×D83
SylowC3 ⋊ (C5⋊D5)⋊D83

Subgroups

subgroupG/H
center, Frattini, hypercenterC1G
commutator, Fitting, socle, cosocle, hypocenterC3×C52×C83C22
LCSG ▷ C3×C52×C83
UCSC1

96 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 2490

Polycyclic presentation:

2^2,3,5^2,83|d^a=d^4,f^a=f^82,c^b=c^2,d^b=d^4,e^b=e^4

Conjugacy classes & character table

1635 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(24900, 88);