Finite Group Databasebeta

D61⋊#1855 #30615477

order15616
automorphism?
homologyAbelianization (H1) = C23×C4 · Schur multiplier (H2) = C26

Aliases

unambiguous semidirect productD61⋊#1855

Splittings

SylowC61 ⋊ C2×#1855

Subgroups

subgroupG/H
centerC2×C4C2×C4⋊#6923
commutatorC2×C4×C61C23×C4
FrattiniC2×C4C23×#6923
FittingC2×C22⋊C8×C61C4
socleC22×C61C22×C4⋊C4
prime radicalC24×D61Q8
cosocleC2×C4×D61C24
hypercenterC2×C22⋊C8#6923
hypocenterC61C2×#1855
LCSG ▷ C2×C4×C61 ▷ C2×C61 ▷ C61
UCSC1 ◁ C2×C4 ◁ C23×C4 ◁ C2×C22⋊C8

1470 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 1952

Polycyclic presentation:

2^8,61|a^2=g,b^2=g,e^2=h,g^2=h,b^a=be,c^a=cf,e^a=eh,i^a=i^50,e^b=eh,i^b=i^11,i^d=i^60,i^g=i^60

Conjugacy classes & character table

676 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(15616, 1105032);