Finite Group Databasebeta

D61⋊#2148 #30624078

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

Aliases

unambiguous semidirect productD61⋊#2148

Splittings

SylowC61 ⋊ C2×#2148

Subgroups

subgroupG/H
centerC4C2×#14519839
commutatorC8×C61C23×C4
FrattiniC8C23×#6923
FittingC2×#135×C61C4
socleC2×C61C22×#102
prime radicalC2×#135×D61C2
cosocleC8×D61C24
hypercenterC2×#135#6923
hypocenterC61C2×#2148
LCSG ▷ C8×C61 ▷ C4×C61 ▷ C2×C61 ▷ C61
UCSC1 ◁ C4 ◁ C22×C4 ◁ C22×C8 ◁ C2×#135

1154 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 1952

Polycyclic presentation:

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

Conjugacy classes & character table

484 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(15616, 1113633);