Finite Group Databasebeta

C7⋊Dic847 #37557352

order23716
automorphism?
homologyAbelianization (H1) = C4 · Schur multiplier (H2) = C7

Aliases

unambiguous semidirect productC7⋊Dic847
unambiguous semidirect productC121⋊(C7⋊Dic7)

Splittings

derived, HallC72×C121 ⋊ C4
SylowC121 ⋊ C7⋊Dic7
SylowC72 ⋊ Dic121

Subgroups

subgroupG/H
center, hypercenterC2C7⋊D847
commutator, hypocenterC72×C121C4
FrattiniC2×C11C7⋊D77
Fitting, cosocleC2×C72×C121C2
socle, prime radicalC2×C72×C11D11
LCSG ▷ C72×C121
UCSC1 ◁ C2

90 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 23716

Polycyclic presentation:

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

Conjugacy classes & character table

5932 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(23716, 15);