Q: Is 1,506,491 a Prime Number?
A: No, 1,506,491 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 1506491 can be evenly divided by 1 7 19 47 133 241 329 893 1,687 4,579 6,251 11,327 32,053 79,289 215,213 and 1,506,491, with no remainder.
Since 1,506,491 cannot be divided by just 1 and 1,506,491, it is not a prime number.