Q: Is 490,311 a Prime Number?
A: No, 490,311 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 490311 can be evenly divided by 1 3 9 157 347 471 1,041 1,413 3,123 54,479 163,437 and 490,311, with no remainder.
Since 490,311 cannot be divided by just 1 and 490,311, it is not a prime number.