Q: Is 1,504,143 a Prime Number?
A: No, 1,504,143 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 1504143 can be evenly divided by 1 3 9 17 27 29 51 87 113 153 261 339 459 493 783 1,017 1,479 1,921 3,051 3,277 4,437 5,763 9,831 13,311 17,289 29,493 51,867 55,709 88,479 167,127 501,381 and 1,504,143, with no remainder.
Since 1,504,143 cannot be divided by just 1 and 1,504,143, it is not a prime number.