Finite Group Databasebeta

#12015195

order1280
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C24×C4

Aliases

No aliases for this group.

Splittings

FittingC5×#2126 ⋊ C2
SylowC5 ⋊ #12778

Subgroups

subgroupG/H
centerC2#10600826
commutatorC2×C5×Q8C22×C4
FrattiniC2×#41C22×D5
FittingC5×#2126C2
socleC2×C5#1790
prime radical#10618153C2
cosocleC2×C5×#41C23
hypercenter#2126D5
hypocenterC5#12778
LCSG ▷ C2×C5×Q8 ▷ C22×C5 ▷ C2×C5 ▷ C5
UCSC1 ◁ C2 ◁ C2×C4 ◁ C2×#41 ◁ #2126

860 conjugacy classes of subgroups; only the 103 normal subgroups are shown.

normal subgroups only

This group has 860 conjugacy classes of subgroups — too many to draw. Only its 103 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) = 80

Polycyclic presentation:

2^8,5|a^2=f,d^2=h,e^2=h,b^a=bd,c^a=ce,d^a=dg,g^a=gh,i^a=i^4,d^b=dh,e^b=eg,f^b=fgh,i^b=i^4,d^c=dgh,e^c=eh,f^c=fh,e^d=eh,f^d=fh

Conjugacy classes & character table

86 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1280, 85463);