Finite Group Databasebeta

#13014483

order1280
automorphism?
homologyAbelianization (H1) = C42 · Schur multiplier (H2) = C2×C4

Aliases

No aliases for this group.

Splittings

FittingC5×#356 ⋊ C4
SylowC5 ⋊ #7499

Subgroups

subgroupG/H
centerC2#10598568
commutatorC42×C5C42
FrattiniC4⋊Q8C2×AGL(1,𝔽5)
FittingC5×#356C4
socleC2×C5#1393
prime radicalC22×D5#99
cosocleD5×C4⋊Q8C22
hypercenter#356AGL(1,𝔽5)
hypocenterC5#7499
LCSG ▷ C42×C5 ▷ C2×C4×C5 ▷ C22×C5 ▷ C2×C5 ▷ C5
UCSC1 ◁ C2 ◁ C22 ◁ C2×C4 ◁ C4⋊Q8 ◁ #356

272 conjugacy classes of subgroups; only the 44 normal subgroups are shown.

normal subgroups only

This group has 272 conjugacy classes of subgroups — too many to draw. Only its 44 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=d,b^2=e,c^2=gh,d^2=h,e^2=h,f^2=h,b^a=bc,c^a=cf,e^a=egh,f^a=fg,g^a=gh,d^b=dfg,i^b=i^2,d^c=dgh,e^d=eh,f^d=fh,i^e=i^4

Conjugacy classes & character table

47 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1280, 1084751);