Finite Group Databasebeta

#12010983

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

Aliases

No aliases for this group.

Splittings

FittingC5×#1372 ⋊ C2
SylowC5 ⋊ #12033

Subgroups

subgroupG/H
centerC2×C4D5×D8
commutatorC2×C5×C8C22×C4
FrattiniC4×C8C22×D5
FittingC5×#1372C2
socleC22×C5C2×#107
prime radicalC22×D5#107
cosocleC4×C5×C8C23
hypercenter#1372D5
hypocenterC5#12033
LCSG ▷ C2×C5×C8 ▷ C4×C5 ▷ C2×C5 ▷ C5
UCSC1 ◁ C2×C4 ◁ C42 ◁ C4×C8 ◁ #1372

222 conjugacy classes of subgroups; only the 91 normal subgroups are shown.

normal subgroups only

This group has 222 conjugacy classes of subgroups — too many to draw. Only its 91 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|a^2=e,b^2=dfh,d^2=fh,e^2=g,f^2=h,b^a=bd,d^a=df,f^a=fh,c^b=cg,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, 81251);