The largest known prime number has been discovered by a computer at a university in Missouri in the US. Prime numbers - such as two, three, five and seven - are divisible only by themselves and ...

The new prime number discovered at the very end of 2017 corresponds to M77232917. It has 23,249,425 digits – almost a million digits more than the previous record-holding prime.

New Delhi: In a development that has stirred the mathematical world, two researchers have taken a route to unlock hidden patterns in prime numbers – one that blends old wisdom with unexpected tools.

The number 1 is not a prime number or a composite number. It is often referred to as a unit. The only even prime number is 2. All other even numbers can be divided by 2 Knowledge of prime numbers ...

Prime numbers are found hidden in nature, but humans have made spectacular use of them, writes mathematician Marcus du Sautoy.