Finite Group Databasebeta

D61⋊#2905 #30625223

order15616
automorphism?
homologyAbelianization (H1) = C24×C4 · Schur multiplier (H2) = C29

Aliases

unambiguous semidirect productD61⋊#2905

Splittings

SylowC61 ⋊ C2×#2905

Subgroups

subgroupG/H
centerC2×C4C23×#6923
commutator, socleC22×C61C24×C4
FrattiniC22C24×#6923
FittingC2×#117×C61C4
prime radicalC24×D61C2×C4
cosocleC2×Dic61C25
hypercenterC2×#117#6923
hypocenterC61C2×#2905
LCSG ▷ C22×C61 ▷ C61
UCSC1 ◁ C2×C4 ◁ C2×#117

2830 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 1952

Polycyclic presentation:

2^8,61|a^2=g,b^2=f,g^2=h,b^a=bf,d^a=dh,i^a=i^11,c^b=ch,i^e=i^60,i^g=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, 1114778);