Problem 50262. Number Puzzle - 050

Doddy Kastanya

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Give an example of five five-digit prime numbers whose sum is also a prime number.

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47 Solutions

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Last Solution submitted on Sep 23, 2026

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ChrisR on 13 Feb 2021

Doddy, the test suite does not check that the numbers are prime and five-digit. I recommend including assert(all(isprime(a)) && all(a > 9999 & a < 1e5)).

goc3 on 15 Feb 2021

@ChrisR: your suggested tests have been added.

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