Finite Group Databasebeta

D61⋊#2127 #30623958

order15616
automorphism?
homologyAbelianization (H1) = C23×C4 · Schur multiplier (H2) = C27

Aliases

unambiguous semidirect productD61⋊#2127

Splittings

FittingC61×#535 ⋊ C4
SylowC61 ⋊ C2×#2127

Subgroups

subgroupG/H
centerC2C2×D61⋊#99
commutatorC2×C4×C61C23×C4
FrattiniC2×C4C23×#6923
FittingC61×#535C4
socleC2×C61C22×#99
prime radical#535×D61C2
cosocleC2×D244C24
hypercenter#535#6923
hypocenterC61C2×#2127
LCSG ▷ C2×C4×C61 ▷ C22×C61 ▷ C2×C61 ▷ C61
UCSC1 ◁ C2 ◁ C23 ◁ C22×D4 ◁ #535

1510 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 976

Polycyclic presentation:

2^8,61|a^2=f,e^2=h,b^a=be,e^a=eg,g^a=gh,i^a=i^11,c^b=ch,e^b=eh,f^b=fgh,i^d=i^60,f^e=fh,i^f=i^60

Conjugacy classes & character table

376 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(15616, 1113513);