Properties

Label 2500.47
Modulus $2500$
Conductor $2500$
Order $500$
Real no
Primitive yes
Minimal yes
Parity even

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(2500, base_ring=CyclotomicField(500))
 
M = H._module
 
chi = DirichletCharacter(H, M([250,97]))
 
pari: [g,chi] = znchar(Mod(47,2500))
 

Basic properties

Modulus: \(2500\)
Conductor: \(2500\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(500\)
sage: chi.multiplicative_order()
 
pari: charorder(g,chi)
 
Real: no
Primitive: yes
sage: chi.is_primitive()
 
pari: #znconreyconductor(g,chi)==1
 
Minimal: yes
Parity: even
sage: chi.is_odd()
 
pari: zncharisodd(g,chi)
 

Galois orbit 2500.x

\(\chi_{2500}(3,\cdot)\) \(\chi_{2500}(23,\cdot)\) \(\chi_{2500}(27,\cdot)\) \(\chi_{2500}(47,\cdot)\) \(\chi_{2500}(63,\cdot)\) \(\chi_{2500}(67,\cdot)\) \(\chi_{2500}(83,\cdot)\) \(\chi_{2500}(87,\cdot)\) \(\chi_{2500}(103,\cdot)\) \(\chi_{2500}(123,\cdot)\) \(\chi_{2500}(127,\cdot)\) \(\chi_{2500}(147,\cdot)\) \(\chi_{2500}(163,\cdot)\) \(\chi_{2500}(167,\cdot)\) \(\chi_{2500}(183,\cdot)\) \(\chi_{2500}(187,\cdot)\) \(\chi_{2500}(203,\cdot)\) \(\chi_{2500}(223,\cdot)\) \(\chi_{2500}(227,\cdot)\) \(\chi_{2500}(247,\cdot)\) \(\chi_{2500}(263,\cdot)\) \(\chi_{2500}(267,\cdot)\) \(\chi_{2500}(283,\cdot)\) \(\chi_{2500}(287,\cdot)\) \(\chi_{2500}(303,\cdot)\) \(\chi_{2500}(323,\cdot)\) \(\chi_{2500}(327,\cdot)\) \(\chi_{2500}(347,\cdot)\) \(\chi_{2500}(363,\cdot)\) \(\chi_{2500}(367,\cdot)\) ...

sage: chi.galois_orbit()
 
order = charorder(g,chi)
 
[ charpow(g,chi, k % order) | k <-[1..order-1], gcd(k,order)==1 ]
 

Related number fields

Field of values: $\Q(\zeta_{500})$
Fixed field: Number field defined by a degree 500 polynomial (not computed)

Values on generators

\((1251,1877)\) → \((-1,e\left(\frac{97}{500}\right))\)

First values

\(a\) \(-1\)\(1\)\(3\)\(7\)\(9\)\(11\)\(13\)\(17\)\(19\)\(21\)\(23\)\(27\)
\( \chi_{ 2500 }(47, a) \) \(1\)\(1\)\(e\left(\frac{129}{500}\right)\)\(e\left(\frac{59}{100}\right)\)\(e\left(\frac{129}{250}\right)\)\(e\left(\frac{211}{250}\right)\)\(e\left(\frac{483}{500}\right)\)\(e\left(\frac{281}{500}\right)\)\(e\left(\frac{74}{125}\right)\)\(e\left(\frac{106}{125}\right)\)\(e\left(\frac{57}{500}\right)\)\(e\left(\frac{387}{500}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 2500 }(47,a) \;\) at \(\;a = \) e.g. 2