Finite Group Databasebeta

#11995487

order1280
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C24

Aliases

No aliases for this group.

Splittings

FittingC5×#1277 ⋊ C2
SylowC5 ⋊ #9222

Subgroups

subgroupG/H
centerC23#4041
commutatorC42×C5C22×C4
FrattiniC2×C42C22×D5
FittingC5×#1277C2
socleC23×C5#121
prime radicalC2×#4020C22
cosocleC2×C42×C5C23
hypercenter#1277D5
hypocenterC5#9222
LCSG ▷ C42×C5 ▷ C22×C5 ▷ C5
UCSC1 ◁ C23 ◁ C2×C42 ◁ #1277

590 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 640

Polycyclic presentation:

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

Conjugacy classes & character table

170 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1280, 65755);