Finite Group Databasebeta

D61⋊#2180 #30624317

order15616
automorphism?
homologyAbelianization (H1) = C23×C4 · Schur multiplier (H2) = C25

Aliases

unambiguous semidirect productD61⋊#2180

Splittings

FittingC61×#510 ⋊ C4
SylowC61 ⋊ C2×#2180

Subgroups

subgroupG/H
centerC2C2×#16840803
commutatorC8×C61C23×C4
FrattiniC8C23×#6923
FittingC61×#510C4
socleC2×C61C2×#442
prime radical#135×D61C22
cosocleC8×D61C24
hypercenter#510#6923
hypocenterC61C2×#2180
LCSG ▷ C8×C61 ▷ C4×C61 ▷ C2×C61 ▷ C61
UCSC1 ◁ C2 ◁ C2×C4 ◁ C2×C8 ◁ #510

646 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 1952

Polycyclic presentation:

2^8,61|a^2=f,c^2=fg,e^2=g,g^2=h,b^a=be,c^a=cg,e^a=eg,g^a=gh,i^a=i^50,e^b=egh,f^b=fh,g^b=gh,e^c=eh,i^c=i^11,i^d=i^60,i^f=i^60

Conjugacy classes & character table

286 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(15616, 1113872);