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On 03-May-15 06:39, Dirk Laurie wrote:
Since 66! is divisible by 2^n, where n=33+16+8+4+2+1 = 64, its last 64 bits are all zeros
Thanks, I missed that point (and I mistakenly assumed fact() would behave like my odd/even examples, while in fact it stays 0 beyond 66, as expected).
-- Enrico