Q: Is 140,481 a Prime Number?
A: No, 140,481 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 140481 can be evenly divided by 1 3 9 11 27 33 43 99 121 129 297 363 387 473 1,089 1,161 1,419 3,267 4,257 5,203 12,771 15,609 46,827 and 140,481, with no remainder.
Since 140,481 cannot be divided by just 1 and 140,481, it is not a prime number.