Q: Is 248,745 a Prime Number?
A: No, 248,745 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 248745 can be evenly divided by 1 3 5 7 15 21 23 35 69 103 105 115 161 309 345 483 515 721 805 1,545 2,163 2,369 2,415 3,605 7,107 10,815 11,845 16,583 35,535 49,749 82,915 and 248,745, with no remainder.
Since 248,745 cannot be divided by just 1 and 248,745, it is not a prime number.