813244863243635761
This number is a prime.
81324486 3243635761
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Smallest prime of the form p#^4 + S(p)^4, where S(p) is the
sum of the primes <= p: (13# = 30030 and S(13) =
2+3+5+7+11+13 = 41.) [Ahmed]
Submitted: 2026-06-02 14:48:39; Last Modified: 2026-06-14 02:20:47.
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