252601
This number is a composite.
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The smallest happy number n strong pseudoprime to base 2,
that is sum of three consecutive primes (84191 + 84199 +
84211). Curiously, n is also expressible as the sum of two
squares in four ways. [Bajpai]
Submitted: 2019-07-06 17:45:39; Last Modified: 2020-06-15 21:29:06.
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