twin primes have one composite number between them(e.g.5,7).wri...

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

how many two-digit primes have a ones digit of 1???????????????????? got no clue

Find all primes less than 100 that can each be written in all three ways: p=a^2+b^2=c^2+2 e^2=f^2+3...

what are twin primes?

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...

A right rectangular primes is made up of 4 cubes that are 1/5 inch on each side. Use the cube method...

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

mersenne primes are always of the form 2^n - 1 where n is any positive integer. true or false

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