a Find the remainder of 2 1000 in division by 400 Hint We cannot use Euler s theorem directly because 2 and 400 are not coprime

Question

a Find the remainder of 2 1000 in division by 400 Hint We cannot use Euler s theorem directly because 2 and 400 are not coprime b Find the last 3 digits of 3 2 1000

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