Finite Group Databasebeta

#12019586

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

Aliases

No aliases for this group.

Splittings

FittingC5×#2126 ⋊ C2
SylowC5 ⋊ #13577

Subgroups

subgroupG/H
centerC4#64694
commutatorC42×C5C22×C4
Frattini#124C22×D5
FittingC5×#2126C2
socleC2×C5C2×#353
prime radical#10615017C2
cosocleC5×#124C23
hypercenter#2126D5
hypocenterC5#13577
LCSG ▷ C42×C5 ▷ C2×C4×C5 ▷ C22×C5 ▷ C2×C5 ▷ C5
UCSC1 ◁ C4 ◁ C2×C4 ◁ C22×C4 ◁ #532 ◁ #2126

408 conjugacy classes of subgroups; only the 71 normal subgroups are shown.

normal subgroups only

This group has 408 conjugacy classes of subgroups — too many to draw. Only its 71 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) = 160

Polycyclic presentation:

2^8,5|a^2=e,c^2=h,d^2=g,f^2=h,b^a=bd,d^a=df,f^a=fg,g^a=gh,d^b=dg,e^b=efgh,f^b=fh,i^b=i^4,e^d=egh,f^e=fh

Conjugacy classes & character table

80 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1280, 89854);