Finite Group Databasebeta

#13021855

order1280
automorphism?
homologyAbelianization (H1) = C2×C42 · Schur multiplier (H2) = C26

Aliases

No aliases for this group.

Splittings

FittingC5×#417 ⋊ C4
SylowC5 ⋊ #10782

Subgroups

subgroupG/H
centerC22#65779
commutatorC2×C4×C5C2×C42
FrattiniC22×C4C22×AGL(1,𝔽5)
FittingC5×#417C4
socleC22×C5#386
prime radicalC2×D5×#41C22
cosocleC22×C4×D5C23
hypercenter#417AGL(1,𝔽5)
hypocenterC5#10782
LCSG ▷ C2×C4×C5 ▷ C2×C5 ▷ C5
UCSC1 ◁ C22 ◁ C22×C4 ◁ #417

1178 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 320

Polycyclic presentation:

2^8,5|a^2=f,b^2=g,d^2=h,e^2=h,f^2=h,g^2=h,b^a=bd,c^a=ce,d^a=dh,d^b=dh,i^b=i^2,e^c=eh,f^c=fh,i^g=i^4

Conjugacy classes & character table

86 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1280, 1092123);