Q: Is 1,815,242 a Prime Number?
A: No, 1,815,242 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 1815242 can be evenly divided by 1 2 11 13 22 26 121 143 242 286 577 1,154 1,573 3,146 6,347 7,501 12,694 15,002 69,817 82,511 139,634 165,022 907,621 and 1,815,242, with no remainder.
Since 1,815,242 cannot be divided by just 1 and 1,815,242, it is not a prime number.