Projecteuler (288) An enormous factorial - 拼圖

By George
at 2010-04-17T23:03
at 2010-04-17T23:03
Table of Contents
Projecteuler (288) An enormous factorial
http://projecteuler.net/index.php?section=problems&id=288
對於任意質數p, 函數N(p,q)被定義成 N(p,q)=Σ T_n*p^n
n=0 to q
T_n的產生是藉由下列的亂數產生器
S_0=290797
S_n+1=(S_n)^2 mod 50515093
T_n=S_n mod p
令Nfac(p,q)為N(p,q)的階乘 (譯注:意即 (N(p,q))!)
令NF(p,q)為Nfac(p,q)中含有之因數p的個數
(譯注: 即(N(p,q))!因數分解後,p的指數即為Nfac(p,q))
現已知 NF(3,10000) mod 3^20 = 624955285
求NF(61,10^7) mod 61^10 = ?
--
http://projecteuler.net/index.php?section=problems&id=288
對於任意質數p, 函數N(p,q)被定義成 N(p,q)=Σ T_n*p^n
n=0 to q
T_n的產生是藉由下列的亂數產生器
S_0=290797
S_n+1=(S_n)^2 mod 50515093
T_n=S_n mod p
令Nfac(p,q)為N(p,q)的階乘 (譯注:意即 (N(p,q))!)
令NF(p,q)為Nfac(p,q)中含有之因數p的個數
(譯注: 即(N(p,q))!因數分解後,p的指數即為Nfac(p,q))
現已知 NF(3,10000) mod 3^20 = 624955285
求NF(61,10^7) mod 61^10 = ?
--
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