20477
This number is a prime.
If you square the first 18 prime numbers (2-61 inclusive) and add them up, the result is the prime number 20477. [Bijanki]
Printed from the PrimePages <t5k.org> © G. L. Honaker and Chris K. Caldwell
This number is a prime.
If you square the first 18 prime numbers (2-61 inclusive) and add them up, the result is the prime number 20477. [Bijanki]