Finite Group Databasebeta

D75⋊D79 #37557147

order23700
automorphism?
homologyAbelianization (H1) = C22 · Schur multiplier (H2) = C2

Aliases

unambiguous semidirect productD75⋊D79
unambiguous semidirect productD237⋊D25
unambiguous semidirect productD1975⋊D3

Splittings

Fitting, derived, HallC3×C25×C79 ⋊ C22
HallC25×C79 ⋊ C2×D3
HallC3×C79 ⋊ C2×D25
SylowC79 ⋊ D3×D25
HallC3×C25 ⋊ C2×D79
SylowC25 ⋊ D3×D79
SylowC3 ⋊ D25×D79

Subgroups

subgroupG/H
center, hypercenterC1G
commutator, Fitting, cosocle, hypocenterC3×C25×C79C22
FrattiniC5D15⋊D79
socleC3×C5×C79C2×D5
LCSG ▷ C3×C25×C79
UCSC1

60 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 5925

Polycyclic presentation:

2^2,3,5,79,5|d^5=f^4,d^a=d^4f,e^a=e^78,f^a=f^4,c^b=c^2,d^b=d^4f,f^b=f^4

Conjugacy classes & character table

1563 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(23700, 30);