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Properties

Label 5184.2689
Modulus $5184$
Conductor $81$
Order $27$
Real no
Primitive no
Minimal no
Parity even

Related objects

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Show commands: Magma / Pari/GP / SageMath
Copy content comment:Define the Dirichlet character
 
Copy content sage:from sage.modular.dirichlet import DirichletCharacter H = DirichletGroup(5184, base_ring=CyclotomicField(54)) M = H._module chi = DirichletCharacter(H, M([0,0,4]))
 
Copy content gp:[g,chi] = znchar(Mod(2689, 5184))
 
Copy content magma:// Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code chi := DirichletCharacter("5184.2689");
 

Basic properties

Modulus: \(5184\)
Copy content comment:Modulus
 
Copy content sage:chi.modulus()
 
Copy content gp:g[1][1]
 
Copy content magma:Modulus(chi);
 
Conductor: \(81\)
Copy content comment:Conductor
 
Copy content sage:chi.conductor()
 
Copy content gp:znconreyconductor(g,chi)
 
Copy content magma:Conductor(chi);
 
Order: \(27\)
Copy content comment:Order
 
Copy content sage:chi.multiplicative_order()
 
Copy content gp:charorder(g,chi)
 
Copy content magma:Order(chi);
 
Real: no
Copy content comment:Whether the character is real
 
Copy content sage:chi.multiplicative_order() <= 2
 
Copy content gp:charorder(g,chi) <= 2
 
Copy content magma:Order(chi) le 2;
 
Primitive: no, induced from \(\chi_{81}(16,\cdot)\)
Copy content comment:If the character is primitive
 
Copy content sage:chi.is_primitive()
 
Copy content gp:#znconreyconductor(g,chi)==1
 
Copy content magma:IsPrimitive(chi);
 
Minimal: no
Parity: even
Copy content comment:Parity
 
Copy content sage:chi.is_odd()
 
Copy content gp:zncharisodd(g,chi)
 
Copy content magma:IsOdd(chi);
 

Galois orbit 5184.bs

\(\chi_{5184}(193,\cdot)\) \(\chi_{5184}(385,\cdot)\) \(\chi_{5184}(769,\cdot)\) \(\chi_{5184}(961,\cdot)\) \(\chi_{5184}(1345,\cdot)\) \(\chi_{5184}(1537,\cdot)\) \(\chi_{5184}(1921,\cdot)\) \(\chi_{5184}(2113,\cdot)\) \(\chi_{5184}(2497,\cdot)\) \(\chi_{5184}(2689,\cdot)\) \(\chi_{5184}(3073,\cdot)\) \(\chi_{5184}(3265,\cdot)\) \(\chi_{5184}(3649,\cdot)\) \(\chi_{5184}(3841,\cdot)\) \(\chi_{5184}(4225,\cdot)\) \(\chi_{5184}(4417,\cdot)\) \(\chi_{5184}(4801,\cdot)\) \(\chi_{5184}(4993,\cdot)\)

Copy content comment:Galois orbit
 
Copy content sage:chi.galois_orbit()
 
Copy content gp:order = charorder(g,chi) [ charpow(g,chi, k % order) | k <-[1..order-1], gcd(k,order)==1 ]
 
Copy content magma:order := Order(chi); { chi^k : k in [1..order-1] | GCD(k,order) eq 1 };
 

Related number fields

Field of values: \(\Q(\zeta_{27})\)
Copy content comment:Field of values of chi
 
Copy content sage:CyclotomicField(chi.multiplicative_order())
 
Copy content gp:nfinit(polcyclo(charorder(g,chi)))
 
Copy content magma:CyclotomicField(Order(chi));
 
Fixed field: Number field defined by a degree 27 polynomial
Copy content comment:Fixed field
 
Copy content sage:chi.fixed_field()
 

Values on generators

\((2431,325,1217)\) → \((1,1,e\left(\frac{2}{27}\right))\)

First values

\(a\) \(-1\)\(1\)\(5\)\(7\)\(11\)\(13\)\(17\)\(19\)\(23\)\(25\)\(29\)\(31\)
\( \chi_{ 5184 }(2689, a) \) \(1\)\(1\)\(e\left(\frac{19}{27}\right)\)\(e\left(\frac{5}{27}\right)\)\(e\left(\frac{26}{27}\right)\)\(e\left(\frac{16}{27}\right)\)\(e\left(\frac{4}{9}\right)\)\(e\left(\frac{5}{9}\right)\)\(e\left(\frac{22}{27}\right)\)\(e\left(\frac{11}{27}\right)\)\(e\left(\frac{20}{27}\right)\)\(e\left(\frac{13}{27}\right)\)
Copy content comment:Value of chi at x
 
Copy content sage:chi(x) # x integer
 
Copy content gp:chareval(g,chi,x) \\ x integer, value in Q/Z
 
Copy content magma:chi(x)
 
\( \chi_{ 5184 }(2689,a) \;\) at \(\;a = \) e.g. 2