Finite Group Databasebeta

D61⋊#1361 #30605565

order15616
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C24

Aliases

unambiguous semidirect productD61⋊#1361

Splittings

SylowC61 ⋊ C2×#1361

Subgroups

subgroupG/H
centerC22C2×#14519839
commutatorC2×C8×C61C22×C4
FrattiniC2×C8C22×#6923
FittingC61×#493C4
socleC22×C61C2×#102
prime radical#493×D61C2
cosocleC8×Dic61C23
hypercenter#493#6923
hypocenterC61C2×#1361
LCSG ▷ C2×C8×C61 ▷ C2×C4×C61 ▷ C2×C61 ▷ C61
UCSC1 ◁ C22 ◁ C42 ◁ C4×C8 ◁ #493

518 conjugacy classes of subgroups; only the 108 normal subgroups are shown.

normal subgroups only

This group has 518 conjugacy classes of subgroups — too many to draw. Only its 108 normal subgroups are shown.

Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.

Full subgroup data →

Presentation

transitive degreeμt(G) = 3904

Polycyclic presentation:

2^8,61|a^2=e,d^2=gh,e^2=fgh,f^2=h,g^2=h,b^a=bd,d^a=df,f^a=fh,g^a=gh,i^a=i^11,d^b=dg,e^b=efgh,f^b=fh,g^b=gh,i^c=i^60,i^e=i^60

Conjugacy classes & character table

388 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(15616, 1095120);