Finite Group Databasebeta

D61⋊#2153 #30624105

order15616
automorphism?
homologyAbelianization (H1) = C23×C8 · Schur multiplier (H2) = C25

Aliases

unambiguous semidirect productD61⋊#2153

Splittings

SylowC61 ⋊ C2×#2153

Subgroups

subgroupG/H
centerC8C2×C4⋊#6923
commutatorC4×C61C23×C8
FrattiniC2×C4C23×#6923
FittingC61×#405C4
socleC2×C61C22×C4⋊C8
prime radicalC23×D61M16
cosocleC2×#92418C24
hypercenter#405#6923
hypocenterC61C2×#2153
LCSG ▷ C4×C61 ▷ C2×C61 ▷ C61
UCSC1 ◁ C8 ◁ C22×C8 ◁ #405

698 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 1952

Polycyclic presentation:

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

Conjugacy classes & character table

688 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(15616, 1113660);