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8Â years, 11Â months ago
8Â years, 11Â months ago
47 is a prime number. So, 46! mod 47 = 46
50! mod 47^2 = 50*49*48*47*46! mod 47^2
= 47*(50*49*48*46! mod 47)
50 mod 47 = 3
49 mod 47 = 2
48 mod 47 = 1
46! mod 47 = 46
So, the expression becomes 47*(3*2*1*46 mod 47) = 47*(276 mod 47) = 47*41 = 1927