Properties

Label 2825.1031
Modulus $2825$
Conductor $2825$
Order $140$
Real no
Primitive yes
Minimal yes
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(2825, base_ring=CyclotomicField(140)) M = H._module chi = DirichletCharacter(H, M([56,25]))
 
Copy content gp:[g,chi] = znchar(Mod(1031, 2825))
 
Copy content magma:// Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code chi := DirichletCharacter("2825.1031");
 

Basic properties

Modulus: \(2825\)
Copy content comment:Modulus
 
Copy content sage:chi.modulus()
 
Copy content gp:g[1][1]
 
Copy content magma:Modulus(chi);
 
Conductor: \(2825\)
Copy content comment:Conductor
 
Copy content sage:chi.conductor()
 
Copy content gp:znconreyconductor(g,chi)
 
Copy content magma:Conductor(chi);
 
Order: \(140\)
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: yes
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: yes
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 2825.cl

\(\chi_{2825}(56,\cdot)\) \(\chi_{2825}(81,\cdot)\) \(\chi_{2825}(111,\cdot)\) \(\chi_{2825}(121,\cdot)\) \(\chi_{2825}(166,\cdot)\) \(\chi_{2825}(286,\cdot)\) \(\chi_{2825}(331,\cdot)\) \(\chi_{2825}(341,\cdot)\) \(\chi_{2825}(371,\cdot)\) \(\chi_{2825}(396,\cdot)\) \(\chi_{2825}(466,\cdot)\) \(\chi_{2825}(621,\cdot)\) \(\chi_{2825}(646,\cdot)\) \(\chi_{2825}(686,\cdot)\) \(\chi_{2825}(731,\cdot)\) \(\chi_{2825}(896,\cdot)\) \(\chi_{2825}(906,\cdot)\) \(\chi_{2825}(936,\cdot)\) \(\chi_{2825}(961,\cdot)\) \(\chi_{2825}(1031,\cdot)\) \(\chi_{2825}(1116,\cdot)\) \(\chi_{2825}(1186,\cdot)\) \(\chi_{2825}(1211,\cdot)\) \(\chi_{2825}(1241,\cdot)\) \(\chi_{2825}(1296,\cdot)\) \(\chi_{2825}(1416,\cdot)\) \(\chi_{2825}(1461,\cdot)\) \(\chi_{2825}(1471,\cdot)\) \(\chi_{2825}(1596,\cdot)\) \(\chi_{2825}(1681,\cdot)\) ...

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: $\Q(\zeta_{140})$
Fixed field: Number field defined by a degree 140 polynomial (not computed)

Values on generators

\((227,2376)\) → \((e\left(\frac{2}{5}\right),e\left(\frac{5}{28}\right))\)

First values

\(a\) \(-1\)\(1\)\(2\)\(3\)\(4\)\(6\)\(7\)\(8\)\(9\)\(11\)\(12\)\(13\)
\( \chi_{ 2825 }(1031, a) \) \(1\)\(1\)\(e\left(\frac{19}{35}\right)\)\(e\left(\frac{137}{140}\right)\)\(e\left(\frac{3}{35}\right)\)\(e\left(\frac{73}{140}\right)\)\(e\left(\frac{3}{7}\right)\)\(e\left(\frac{22}{35}\right)\)\(e\left(\frac{67}{70}\right)\)\(e\left(\frac{43}{70}\right)\)\(e\left(\frac{9}{140}\right)\)\(e\left(\frac{37}{70}\right)\)
Copy content comment:Value of chi at x
 
Copy content sage:chi(x)
 
Copy content gp:chareval(g,chi,x) \\\\ x integer, value in Q/Z'
 
Copy content magma:chi(x)
 
\( \chi_{ 2825 }(1031,a) \;\) at \(\;a = \) e.g. 2