The online computer game “Is this prime ... number by every number up to its square root (the product of two numbers greater than the square root would be greater than the number in question).

A prime number is a number greater than one, a whole number whose only divisors—the only numbers that divide evenly into it—are itself and one. So three is a prime but six is not because two ...

The twin primes conjecture concerns pairs of prime numbers with a difference ... geometry can be used with real force to answer questions about numbers. “This is part of the thing that’s ...

The twin primes conjecture is one of the most important and difficult questions in mathematics ... The twin primes conjecture concerns pairs of prime numbers with a difference of 2. The numbers 5 and ...

A mathematician who went from obscurity to luminary status in 2013 for cracking a century-old question about prime numbers now claims to have solved another. The problem is similar to—but ...

of prime number questions, including: Why are prime numbers fascinating? and When will there be a final solution to the twin prime conjecture? Funding for NOVA scienceNOW is provided by the ...

A mathematician who went from obscurity to luminary status in 2013 for cracking a century-old question about prime numbers now claims to have solved another. The problem is similar to — but ...