Finite Group Databasebeta

D77⋊Q8 #11927709

order1232
automorphism?
homologyAbelianization (H1) = C23 · Schur multiplier (H2) = C22

Aliases

unambiguous semidirect productD77⋊Q8

Splittings

HallC7×C11 ⋊ C2×Q8
SylowC11 ⋊ Q8×D7
SylowC7 ⋊ Q8×D11

Subgroups

subgroupG/H
center, FrattiniC2C2×D7×D11
commutator, socle, cosocleC2×C7×C11C23
FittingC4×C7×C11C22
prime radicalC2×D77C22
hypercenterC4D7×D11
hypocenterC7×C11C2×Q8
LCSG ▷ C2×C7×C11 ▷ C7×C11
UCSC1 ◁ C2 ◁ C4

76 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 616

Polycyclic presentation:

2^4,7,11|a^2=d,b^2=d,c^2=d,c^a=cd,f^a=f^10,c^b=cd,e^b=e^6

Conjugacy classes & character table

110 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1232, 92);