Finite Group Databasebeta

#6858⋊Q8 #14516101

order1944
automorphism?
homologyAbelianization (H1) = C22 · Schur multiplier (H2) = C1

Aliases

unambiguous semidirect product#6858⋊Q8

Splittings

Sylow#6858 ⋊ Q8

Subgroups

subgroupG/H
centerC2C2×#6858⋊C2
commutator, cosocleC2×#6858C22
Frattini, prime radicalC2×C33C2×C3⋊D3
FittingC4×#6858C2
socleC2×C32C2×#272
hypercenterC4#6858⋊C2
hypocenter#6858Q8
LCSG ▷ C2×#6858 ▷ #6858
UCSC1 ◁ C2 ◁ C4

180 conjugacy classes of subgroups; only the 39 normal subgroups are shown.

normal subgroups only

This group has 180 conjugacy classes of subgroups — too many to draw. Only its 39 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) = 648

Polycyclic presentation:

2^3,3^5|a^2=c,b^2=c,d^3=h,e^3=h,b^a=bc,d^a=d^2h^2,e^a=e^2h^2,f^a=fg^2h^2,g^a=g^2,h^a=h^2,e^d=ef,f^d=fh,f^e=fg

Conjugacy classes & character table

79 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1944, 495);