Finite Group Databasebeta

D61⋊#1796 #30614926

order15616
automorphism?
homologyAbelianization (H1) = C23×C4 · Schur multiplier (H2) = C28

Aliases

unambiguous semidirect productD61⋊#1796

Splittings

FittingC2×2−1+4×C61 ⋊ C4
SylowC61 ⋊ C2×#1796

Subgroups

subgroupG/H
centerC2C2×#16840703
commutatorC2×C4×C61C23×C4
FrattiniC2×C4C23×#6923
FittingC2×2−1+4×C61C4
socleC2×C61C2×#379
prime radicalC2×2−1+4×D61C2
cosocleC2×C4×D61C24
hypercenterC2×2−1+4#6923
hypocenterC61C2×#1796
LCSG ▷ C2×C4×C61 ▷ C2×C61 ▷ C61
UCSC1 ◁ C2 ◁ C22×C4 ◁ C2×2−1+4

3602 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 1952

Polycyclic presentation:

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

Conjugacy classes & character table

568 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(15616, 1104481);