Finite Group Databasebeta

D61⋊#1565 #30612005

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

Aliases

unambiguous semidirect productD61⋊#1565

Splittings

SylowC61 ⋊ C2×#1565

Subgroups

subgroupG/H
centerC2×C4C2×C4⋊#6923
commutatorC4×C61C23×C8
FrattiniC2×C4C23×#6923
FittingC4×M16×C61C4
socleC22×C61C22×C4⋊C4
prime radicalC23×D61C4⋊C4
cosocleC4×Dic61C24
hypercenterC4×M16#6923
hypocenterC61C2×#1565
LCSG ▷ C4×C61 ▷ C2×C61 ▷ C61
UCSC1 ◁ C2×C4 ◁ C2×C42 ◁ C4×M16

834 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 3904

Polycyclic presentation:

2^8,61|a^2=f,b^2=e,e^2=g,f^2=h,b^a=be,e^a=eg,i^a=i^11,c^b=cg,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, 1101560);