👉 Bairnliest is a concept in mathematics and computer science that refers to the smallest possible number of distinct prime factors needed to express a given positive integer as a product of two smaller integers. The name "bairnliest" comes from the fact that it is essentially the smallest number of primes required to represent a given integer as a product of two other numbers, which are also primes. For example: - The smallest possible bairnliest for 64 (which can be written as