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 2019-08-07, 21:33 #1 baih     Jun 2019 2·17 Posts Question about Exponentiation modulaire how to calculate pow(2,23571176971393,1523213.17) I mean pow(a,e,b) with b non integer = 123213.17 Have a nice day. :)
 2019-08-09, 14:21 #2 lavalamp     Oct 2007 Manchester, UK 1,373 Posts For the specific case of 1523213.17, you could compute mod 152321317 instead, then once you have that value use it to compute your final float mod. In general, I suppose it depends on how many decimal digits you have and how much precision you need, but multiplying your modulo by 10^n should work decently well for many inputs.

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