Is 259 a prime number? Share with your friends Share 0 Komal Garg answered this Dear student,Q. Is 259 a prime number?Sol. the answer is: No, 259 is not a prime number. The list of all positive divisors (i.e., the list of all integers that divide 259) is as follows: 1, 7, 37, 259. To be 259 a prime number, it would have been required that 259 has only two divisors, i.e., itself and 1. As a consequence: 259 is a multiple of 1,259 is a multiple of 7259 is a multiple of 37. To be 259 a prime number, it would have been required that 259 has only two divisors, i.e., itself and 1.Therefore, 259 is not a prime number.Regards 0 View Full Answer Jasmeet Singh answered this write some important caracters of computer -1 Laksh Vashist answered this Yes it is a prime no. 3