Posted April 22, 2014 inspired by BMADS topic, 1) what's the smallest product of 3 primes that's larger than the sum of each prime number squared? 2) whats the smallest prime number cubed where the digits add up to the original prime? 3) how many prime numbers are equal to the sum of at most 25 primes less than 100? 0 Share this post Link to post Share on other sites

0 Posted April 22, 2014 (edited) 1. if we can repeat, 3,5,5, if we can't 3,5,7 2. 17 3. not sure Edited April 22, 2014 by BMAD 0 Share this post Link to post Share on other sites

Posted

inspired by BMADS topic,

1) what's the smallest product of 3 primes that's larger than the sum of each prime number squared?

2) whats the smallest prime number cubed where the digits add up to the original prime?

3) how many prime numbers are equal to the sum of at most 25 primes less than 100?

## Share this post

## Link to post

## Share on other sites