Finite Group Databasebeta

Q8⋊#16861967 #45688281

order33344
automorphism?
homologyAbelianization (H1) = C2×C8 · Schur multiplier (H2) = C2

Aliases

unambiguous semidirect productQ8⋊#16861967

Splittings

SylowC521 ⋊ Q8⋊C8

Subgroups

subgroupG/H
centerC22C22⋊#14523438
commutatorC4×C521C2×C8
FrattiniC2×C4C2×#14523438
FittingC2×Q8×C521C4
socle, prime radicalC22×C521C22⋊C4
cosocleC4×Dic521C22
hypercenterC2×Q8#14523438
hypocenterC521Q8⋊C8
LCSG ▷ C4×C521 ▷ C2×C521 ▷ C521
UCSC1 ◁ C22 ◁ C2×C4 ◁ C2×Q8

70 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 33344

Polycyclic presentation:

2^6,521|a^2=d,b^2=e,c^2=e,d^2=f,b^a=bc,c^a=ce,g^a=g^235,c^b=ce,g^d=g^520

Conjugacy classes & character table

1328 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(33344, 1398);