Q: Is 2,491,749 a Prime Number?
A: No, 2,491,749 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 2491749 can be evenly divided by 1 3 9 13 27 31 39 93 117 229 279 351 403 687 837 1,209 2,061 2,977 3,627 6,183 7,099 8,931 10,881 21,297 26,793 63,891 80,379 92,287 191,673 276,861 830,583 and 2,491,749, with no remainder.
Since 2,491,749 cannot be divided by just 1 and 2,491,749, it is not a prime number.