Finite Group Databasebeta

D61⋊#2992 #30625978

order15616
automorphism?
homologyAbelianization (H1) = C24×C4 · Schur multiplier (H2) = C28

Aliases

unambiguous semidirect productD61⋊#2992

Splittings

SylowC61 ⋊ C2×#2992

Subgroups

subgroupG/H
centerC2×C4C23×#6923
commutator, socleC22×C61C24×C4
FrattiniC22C24×#6923
FittingC61×#529C4
prime radical#121×D61C4
cosocleC2×Dic61C25
hypercenter#529#6923
hypocenterC61C2×#2992
LCSG ▷ C22×C61 ▷ C61
UCSC1 ◁ C2×C4 ◁ #529

1938 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 3904

Polycyclic presentation:

2^8,61|a^2=g,d^2=f,g^2=h,b^a=bf,d^a=df,i^a=i^11,c^b=cf,d^b=dh,i^e=i^60,i^g=i^60

Conjugacy classes & character table

508 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(15616, 1115533);