Finite Group Databasebeta

#12014637

order1280
automorphism?
homologyAbelianization (H1) = C2×C42 · Schur multiplier (H2) = C22

Aliases

No aliases for this group.

Splittings

SylowC5 ⋊ #12660

Subgroups

subgroupG/H
centerC2×C4#4023
commutatorC2×C4×C5C2×C42
FrattiniC22×C8C22×D5
FittingC5×#1377C2
socleC22×C5#432
prime radicalC23×C5C2×M16
cosocleC22×C5×C8C23
hypercenter#1377D5
hypocenterC5#12660
LCSG ▷ C2×C4×C5 ▷ C2×C5 ▷ C5
UCSC1 ◁ C2×C4 ◁ C22×C8 ◁ #1377

330 conjugacy classes of subgroups; only the 143 normal subgroups are shown.

normal subgroups only

This group has 330 conjugacy classes of subgroups — too many to draw. Only its 143 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) = 320

Polycyclic presentation:

2^8,5|a^2=e,b^2=f,c^2=de,f^2=g,g^2=h,b^a=bd,c^a=ch,f^a=fh,c^b=cg,d^b=dh,f^c=fh,i^c=i^4

Conjugacy classes & character table

152 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1280, 84905);