Finite Group Databasebeta

D61⋊#1321 #30603857

order15616
automorphism?
homologyAbelianization (H1) = C22×C8 · Schur multiplier (H2) = C23

Aliases

unambiguous semidirect productD61⋊#1321

Splittings

SylowC61 ⋊ C2×#1321

Subgroups

subgroupG/H
centerC4D61⋊#99
commutatorC2×C4×C61C22×C8
FrattiniC22×C4C22×#6923
FittingC61×#408C4
socleC2×C61C2×#323
prime radicalC2×#41×D61C4
cosocleC2×#11758194C23
hypercenter#408#6923
hypocenterC61C2×#1321
LCSG ▷ C2×C4×C61 ▷ C22×C61 ▷ C2×C61 ▷ C61
UCSC1 ◁ C4 ◁ C2×C4 ◁ C2×M16 ◁ #408

518 conjugacy classes of subgroups; only the 88 normal subgroups are shown.

normal subgroups only

This group has 518 conjugacy classes of subgroups — too many to draw. Only its 88 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) = 1952

Polycyclic presentation:

2^8,61|a^2=e,d^2=h,e^2=g,g^2=h,b^a=bd,d^a=df,f^a=fh,i^a=i^11,d^b=dh,e^b=efh,i^c=i^60,e^d=eh,i^e=i^60

Conjugacy classes & character table

472 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(15616, 1093412);