Finite Group Databasebeta

#12014020

order1280
automorphism?
homologyAbelianization (H1) = C23 · Schur multiplier (H2) = C2×C8

Aliases

No aliases for this group.

Splittings

SylowC5 ⋊ #12518

Subgroups

subgroupG/H
centerC22#65440
commutator, cosocleC4×C5×C8C23
FrattiniC4×C8C22×D5
Fitting, prime radicalC5×#2246C2
socleC22×C5#493
hypercenter#2246D5
hypocenterC5#12518
LCSG ▷ C4×C5×C8 ▷ C2×C4×C5 ▷ C2×C5 ▷ C5
UCSC1 ◁ C22 ◁ C42 ◁ C4×C8 ◁ #2246

330 conjugacy classes of subgroups; only the 87 normal subgroups are shown.

normal subgroups only

This group has 330 conjugacy classes of subgroups — too many to draw. Only its 87 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) = 640

Polycyclic presentation:

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

Conjugacy classes & character table

146 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1280, 84288);