Finite Group Databasebeta

Q8⋊#14558711 #34042670

order19072
automorphism?
homologyAbelianization (H1) = C2×C16 · Schur multiplier (H2) = C2

Aliases

unambiguous semidirect productQ8⋊#14558711

Splittings

SylowC149 ⋊ Q8⋊C16

Subgroups

subgroupG/H
centerC2×C8C22⋊D149
commutatorC4×C149C2×C16
FrattiniC4×C8C2×D149
FittingC8×Q8×C149C2
socle, prime radicalC22×C149C22⋊C8
cosocleC4×C8×C149C22
hypercenterC8×Q8D149
hypocenterC149Q8⋊C16
LCSG ▷ C4×C149 ▷ C2×C149 ▷ C149
UCSC1 ◁ C2×C8 ◁ C4×C8 ◁ C8×Q8

94 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 19072

Polycyclic presentation:

2^7,149|a^2=d,b^2=e,c^2=e,d^2=f,f^2=g,b^a=bc,c^a=ce,h^a=h^148,c^b=ce

Conjugacy classes & character table

3016 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(19072, 2489);