Properties

Label 2025.4
Modulus $2025$
Conductor $2025$
Order $270$
Real no
Primitive yes
Minimal yes
Parity even

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Show commands: PariGP / SageMath
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(2025, base_ring=CyclotomicField(270))
 
M = H._module
 
chi = DirichletCharacter(H, M([10,27]))
 
pari: [g,chi] = znchar(Mod(4,2025))
 

Basic properties

Modulus: \(2025\)
Conductor: \(2025\)
sage: chi.conductor()
 
pari: znconreyconductor(g,chi)
 
Order: \(270\)
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 2025.br

\(\chi_{2025}(4,\cdot)\) \(\chi_{2025}(34,\cdot)\) \(\chi_{2025}(79,\cdot)\) \(\chi_{2025}(94,\cdot)\) \(\chi_{2025}(139,\cdot)\) \(\chi_{2025}(169,\cdot)\) \(\chi_{2025}(184,\cdot)\) \(\chi_{2025}(214,\cdot)\) \(\chi_{2025}(229,\cdot)\) \(\chi_{2025}(259,\cdot)\) \(\chi_{2025}(304,\cdot)\) \(\chi_{2025}(319,\cdot)\) \(\chi_{2025}(364,\cdot)\) \(\chi_{2025}(394,\cdot)\) \(\chi_{2025}(409,\cdot)\) \(\chi_{2025}(439,\cdot)\) \(\chi_{2025}(454,\cdot)\) \(\chi_{2025}(484,\cdot)\) \(\chi_{2025}(529,\cdot)\) \(\chi_{2025}(544,\cdot)\) \(\chi_{2025}(589,\cdot)\) \(\chi_{2025}(619,\cdot)\) \(\chi_{2025}(634,\cdot)\) \(\chi_{2025}(664,\cdot)\) \(\chi_{2025}(679,\cdot)\) \(\chi_{2025}(709,\cdot)\) \(\chi_{2025}(754,\cdot)\) \(\chi_{2025}(769,\cdot)\) \(\chi_{2025}(814,\cdot)\) \(\chi_{2025}(844,\cdot)\) ...

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: $\Q(\zeta_{135})$
Fixed field: Number field defined by a degree 270 polynomial (not computed)

Values on generators

\((326,1702)\) → \((e\left(\frac{1}{27}\right),e\left(\frac{1}{10}\right))\)

First values

\(a\) \(-1\)\(1\)\(2\)\(4\)\(7\)\(8\)\(11\)\(13\)\(14\)\(16\)\(17\)\(19\)
\( \chi_{ 2025 }(4, a) \) \(1\)\(1\)\(e\left(\frac{37}{270}\right)\)\(e\left(\frac{37}{135}\right)\)\(e\left(\frac{5}{54}\right)\)\(e\left(\frac{37}{90}\right)\)\(e\left(\frac{11}{135}\right)\)\(e\left(\frac{53}{270}\right)\)\(e\left(\frac{31}{135}\right)\)\(e\left(\frac{74}{135}\right)\)\(e\left(\frac{47}{90}\right)\)\(e\left(\frac{26}{45}\right)\)
sage: chi.jacobi_sum(n)
 
\( \chi_{ 2025 }(4,a) \;\) at \(\;a = \) e.g. 2