10121...61853 (30-digits)

This number is a prime.

                                            1012113474 3152354161 7743761853

Just showing those entries submitted by 'Loungrides': (Click here to show all)

+ The only prime formed by concatenating in order all the 3-digit primes, (11 primes), whose a digit is equal to the sum of the other two, and deleting one of them. [Loungrides]

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