Q: Is 2,001,987 a Prime Number?
A: No, 2,001,987 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 2001987 can be evenly divided by 1 3 9 13 39 71 117 213 241 639 723 923 2,169 2,769 3,133 8,307 9,399 17,111 28,197 51,333 153,999 222,443 667,329 and 2,001,987, with no remainder.
Since 2,001,987 cannot be divided by just 1 and 2,001,987, it is not a prime number.