A main quantity is a pure quantity larger than 1 that has no constructive divisors apart from 1 and itself. For instance, 29 is a main quantity as a result of it can’t be evenly divided by some other quantity apart from 1 and 29.
Prime numbers have many essential properties and are utilized in numerous fields, together with arithmetic, physics, and laptop science. The research of prime numbers has an extended historical past and continues to be an energetic space of analysis.