Finite Group Databasebeta

#12014754

order1280
automorphism?
homologyAbelianization (H1) = C22×C8 · Schur multiplier (H2) = C25

Aliases

No aliases for this group.

Splittings

FittingC5×#2115 ⋊ C2
SylowC5 ⋊ #12685

Subgroups

subgroupG/H
centerC8#4028
commutatorC2×C4×C5C22×C8
FrattiniC22×C8C22×D5
FittingC5×#2115C2
socleC2×C5#1779
prime radical#66283C4
cosocleC22×C5×C8C23
hypercenter#2115D5
hypocenterC5#12685
LCSG ▷ C2×C4×C5 ▷ C2×C5 ▷ C5
UCSC1 ◁ C8 ◁ C22×C8 ◁ #2115

890 conjugacy classes of subgroups; only the 155 normal subgroups are shown.

normal subgroups only

This group has 890 conjugacy classes of subgroups — too many to draw. Only its 155 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=f,d^2=h,f^2=g,g^2=h,b^a=bd,c^a=ce,i^a=i^4,d^b=dh,e^b=eh,f^b=fh,i^b=i^4,d^c=dh

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, 85022);