Finite Group Databasebeta

#13027082

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

Aliases

No aliases for this group.

Splittings

FittingC5×#365 ⋊ C4
SylowC5 ⋊ #13116

Subgroups

subgroupG/H
centerC2#10604050
commutatorC2×C5×C8C22×C4
FrattiniC2×C8C22×AGL(1,𝔽5)
FittingC5×#365C4
socleC2×C5#1920
prime radicalC22×D5AGL(1,ℤ/8)
cosocleC2×C8×D5C23
hypercenter#365AGL(1,𝔽5)
hypocenterC5#13116
LCSG ▷ C2×C5×C8 ▷ C4×C5 ▷ C2×C5 ▷ C5
UCSC1 ◁ C2 ◁ C2×C4 ◁ C2×C8 ◁ #365

276 conjugacy classes of subgroups; only the 74 normal subgroups are shown.

normal subgroups only

This group has 276 conjugacy classes of subgroups — too many to draw. Only its 74 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) = 80

Polycyclic presentation:

2^8,5|a^2=f,b^2=fg,c^2=d,d^2=h,e^2=g,g^2=h,b^a=bd,c^a=ce,d^a=dh,e^a=eg,g^a=gh,i^a=i^3,i^b=i^2,e^c=eg,f^c=fh,g^c=gh,i^f=i^4

Conjugacy classes & character table

62 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofAGL(1,𝔽5)×#2230, #72258413, #72258431
maximal normal subgroup ofAGL(1,𝔽5)×#2230, #72258413, #72258431

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1280, 1097350);