Finite Group Databasebeta

(C22⋊D7)⋊C27 #13094114

order1512
automorphism?
homologyAbelianization (H1) = C22×C27 · Schur multiplier (H2) = C2

Aliases

unambiguous semidirect product(C22⋊D7)⋊C27

Splittings

HallC7⋊C27 ⋊ D4
HallC22⋊D7 ⋊ C27
SylowC7 ⋊ D4×C27

Subgroups

subgroupG/H
center, FrattiniC2×C9C2×AGL(1,𝔽7)
commutatorC2×C7C22×C27
FittingC22×C7×C9C2×C3
socleC2×C3×C7C22×C9
prime radicalC3×C22⋊D7C9
cosocleC2×C7×C9C22×C3
hypercenterC22×C9AGL(1,𝔽7)
hypocenterC7D4×C27
LCSG ▷ C2×C7 ▷ C7
UCSC1 ◁ C2×C9 ◁ C22×C9

64 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 38
transitive degreeμt(G) = 756

Polycyclic presentation:

2^2,3,2,3^2,7|c^3=e,e^3=f,b^a=bd,g^a=g^6,g^c=g^4

Conjugacy classes & character table

171 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1512, 11);