Finite Group Databasebeta

#11986149

order1280
automorphism?
homologyAbelianization (H1) = C4×C16 · Schur multiplier (H2) = C2×C4

Aliases

No aliases for this group.

Splittings

SylowC5 ⋊ #7145

Subgroups

subgroupG/H
centerC42C4×Dic5
commutatorC4×C5C4×C16
FrattiniC2×C4×C8C2×D5
FittingC2×C5×#322C2
socleC22×C5#336
prime radicalC23×C5C4⋊C8
cosocleC2×C4×C5×C8C22
hypercenterC2×#322D5
hypocenterC5#7145
LCSG ▷ C4×C5 ▷ C5
UCSC1 ◁ C42 ◁ C2×#322

222 conjugacy classes of subgroups; only the 119 normal subgroups are shown.

normal subgroups only

This group has 222 conjugacy classes of subgroups — too many to draw. Only its 119 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=d,b^2=e,c^2=f,d^2=g,e^2=f,g^2=h,b^a=bc,e^a=ef,i^a=i^4,d^b=df

Conjugacy classes & character table

248 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1280, 56417);