Q: Is 253,071 a Prime Number?
A: No, 253,071 is not a prime number.
A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 253071 can be evenly divided by 1 3 7 9 13 21 27 39 63 91 103 117 189 273 309 351 721 819 927 1,339 2,163 2,457 2,781 4,017 6,489 9,373 12,051 19,467 28,119 36,153 84,357 and 253,071, with no remainder.
Since 253,071 cannot be divided by just 1 and 253,071, it is not a prime number.