Two consecutive odd primes, such as 11 and 13, are called a pai...

The sum of two primes is 60. What are the numbers?

Two consecutive odd primes, such as 11 and 13, are called a pair of "twin primes" how many pairs of...

Factor 24 into primes.

what are twin primes?

three consecutive primes are summed. when the sum is squared, the result is 72,361. what is the larg...

Let A be the set of primes less than 6 and B be the set of positive odd numbers less than 6. How...

If p and q are different primes (so each > or = 2) and if n= pq, then the number of integers of the...

For how many two-digit primes is the sum of the digits equal to 8?

The primes 3, 5, and 17 have the property such that their quadratic nonresidues are also primitive r...

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