Properties

Label 4-800e2-1.1-c0e2-0-1
Degree $4$
Conductor $640000$
Sign $1$
Analytic cond. $0.159402$
Root an. cond. $0.631863$
Motivic weight $0$
Arithmetic yes
Rational yes
Primitive no
Self-dual yes
Analytic rank $0$

Origins

Origins of factors

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Normalization:  

Dirichlet series

L(s)  = 1  + 2·3-s − 2·7-s + 2·9-s − 4·21-s + 2·23-s + 2·27-s − 2·43-s + 2·47-s + 2·49-s − 4·63-s − 2·67-s + 4·69-s + 3·81-s − 2·83-s + 4·101-s − 2·103-s + 2·107-s − 2·121-s + 127-s − 4·129-s + 131-s + 137-s + 139-s + 4·141-s + 4·147-s + 149-s + 151-s + ⋯
L(s)  = 1  + 2·3-s − 2·7-s + 2·9-s − 4·21-s + 2·23-s + 2·27-s − 2·43-s + 2·47-s + 2·49-s − 4·63-s − 2·67-s + 4·69-s + 3·81-s − 2·83-s + 4·101-s − 2·103-s + 2·107-s − 2·121-s + 127-s − 4·129-s + 131-s + 137-s + 139-s + 4·141-s + 4·147-s + 149-s + 151-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 640000 ^{s/2} \, \Gamma_{\C}(s)^{2} \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 640000 ^{s/2} \, \Gamma_{\C}(s)^{2} \, L(s)\cr =\mathstrut & \, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(4\)
Conductor: \(640000\)    =    \(2^{10} \cdot 5^{4}\)
Sign: $1$
Analytic conductor: \(0.159402\)
Root analytic conductor: \(0.631863\)
Motivic weight: \(0\)
Rational: yes
Arithmetic: yes
Character: Trivial
Primitive: no
Self-dual: yes
Analytic rank: \(0\)
Selberg data: \((4,\ 640000,\ (\ :0, 0),\ 1)\)

Particular Values

\(L(\frac{1}{2})\) \(\approx\) \(1.447579374\)
\(L(\frac12)\) \(\approx\) \(1.447579374\)
\(L(1)\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$\Gal(F_p)$$F_p(T)$
bad2 \( 1 \)
5 \( 1 \)
good3$C_1$$\times$$C_2$ \( ( 1 - T )^{2}( 1 + T^{2} ) \)
7$C_1$$\times$$C_2$ \( ( 1 + T )^{2}( 1 + T^{2} ) \)
11$C_2$ \( ( 1 + T^{2} )^{2} \)
13$C_2^2$ \( 1 + T^{4} \)
17$C_2^2$ \( 1 + T^{4} \)
19$C_1$$\times$$C_1$ \( ( 1 - T )^{2}( 1 + T )^{2} \)
23$C_1$$\times$$C_2$ \( ( 1 - T )^{2}( 1 + T^{2} ) \)
29$C_2$ \( ( 1 + T^{2} )^{2} \)
31$C_2$ \( ( 1 + T^{2} )^{2} \)
37$C_2^2$ \( 1 + T^{4} \)
41$C_2$ \( ( 1 + T^{2} )^{2} \)
43$C_1$$\times$$C_2$ \( ( 1 + T )^{2}( 1 + T^{2} ) \)
47$C_1$$\times$$C_2$ \( ( 1 - T )^{2}( 1 + T^{2} ) \)
53$C_2^2$ \( 1 + T^{4} \)
59$C_1$$\times$$C_1$ \( ( 1 - T )^{2}( 1 + T )^{2} \)
61$C_2$ \( ( 1 + T^{2} )^{2} \)
67$C_1$$\times$$C_2$ \( ( 1 + T )^{2}( 1 + T^{2} ) \)
71$C_2$ \( ( 1 + T^{2} )^{2} \)
73$C_2^2$ \( 1 + T^{4} \)
79$C_1$$\times$$C_1$ \( ( 1 - T )^{2}( 1 + T )^{2} \)
83$C_1$$\times$$C_2$ \( ( 1 + T )^{2}( 1 + T^{2} ) \)
89$C_2$ \( ( 1 + T^{2} )^{2} \)
97$C_2^2$ \( 1 + T^{4} \)
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   \(L(s) = \displaystyle\prod_p \ \prod_{j=1}^{4} (1 - \alpha_{j,p}\, p^{-s})^{-1}\)

Imaginary part of the first few zeros on the critical line

−10.27436645597235270369076056873, −10.25418350284940333018242297933, −9.712318834154996844364446445339, −9.235042093885249695731507453882, −9.035576405082033067896923317804, −8.602158146563770624393973871475, −8.472426697580318999022771052851, −7.57101883992844295644297705453, −7.33705878273929921372252718273, −6.99530368165946003159275129257, −6.32662121816747505270602289693, −6.18178692110613313626959723916, −5.27022331743516471751462930084, −4.78912913688693580623298635546, −4.06560687717947572477017256657, −3.48879543380692432366847665689, −3.21439990882608355955517968670, −2.77337933298861100698574492004, −2.37520475548774116647543465138, −1.27596552012151008585594330858, 1.27596552012151008585594330858, 2.37520475548774116647543465138, 2.77337933298861100698574492004, 3.21439990882608355955517968670, 3.48879543380692432366847665689, 4.06560687717947572477017256657, 4.78912913688693580623298635546, 5.27022331743516471751462930084, 6.18178692110613313626959723916, 6.32662121816747505270602289693, 6.99530368165946003159275129257, 7.33705878273929921372252718273, 7.57101883992844295644297705453, 8.472426697580318999022771052851, 8.602158146563770624393973871475, 9.035576405082033067896923317804, 9.235042093885249695731507453882, 9.712318834154996844364446445339, 10.25418350284940333018242297933, 10.27436645597235270369076056873

Graph of the $Z$-function along the critical line