Finite Group Databasebeta

Q8⋊#3926 #11986777

order1280
automorphism?
homologyAbelianization (H1) = C2×C32 · Schur multiplier (H2) = C2

Aliases

unambiguous semidirect productQ8⋊#3926

Splittings

SylowC5 ⋊ Q8⋊C32

Subgroups

subgroupG/H
centerC2×C16C22⋊D5
commutatorC4×C5C2×C32
FrattiniC4×C16C2×D5
FittingC5×Q8×C16C2
socle, prime radicalC22×C5C22⋊C16
cosocleC4×C5×C16C22
hypercenterQ8×C16D5
hypocenterC5Q8⋊C32
LCSG ▷ C4×C5 ▷ C2×C5 ▷ C5
UCSC1 ◁ C2×C16 ◁ C4×C16 ◁ Q8×C16

118 conjugacy classes of subgroups; only the 67 normal subgroups are shown.

normal subgroups only

This group has 118 conjugacy classes of subgroups — too many to draw. Only its 67 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) = 1280

Polycyclic presentation:

2^8,5|a^2=d,b^2=e,c^2=e,d^2=f,f^2=g,g^2=h,b^a=bc,c^a=ce,i^a=i^4,c^b=ce

Conjugacy classes & character table

272 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1280, 57045);