Finite Group Databasebeta

Q8⋊#14556681 #34033103

order18688
automorphism?
homologyAbelianization (H1) = C2×C32 · Schur multiplier (H2) = C2

Aliases

unambiguous semidirect productQ8⋊#14556681

Splittings

SylowC73 ⋊ Q8⋊C32

Subgroups

subgroupG/H
centerC2×C4C22⋊#10596842
commutatorC4×C73C2×C32
FrattiniC42C2×#10596842
FittingC4×Q8×C73C8
socle, prime radicalC22×C73C22⋊C16
cosocleC4×#11924031C22
hypercenterC4×Q8#10596842
hypocenterC73Q8⋊C32
LCSG ▷ C4×C73 ▷ C2×C73 ▷ C73
UCSC1 ◁ C2×C4 ◁ C42 ◁ C4×Q8

118 conjugacy classes of subgroups; only the 53 normal subgroups are shown.

normal subgroups only

This group has 118 conjugacy classes of subgroups — too many to draw. Only its 53 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) = 18688

Polycyclic presentation:

2^8,73|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^10,c^b=ce,i^d=i^27,i^f=i^72

Conjugacy classes & character table

292 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(18688, 1116687);