Q: Is 1,536,003 a Prime Number?
A: No, 1,536,003 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 1536003 can be evenly divided by 1 3 7 9 21 27 43 49 63 81 129 147 189 243 301 387 441 567 729 903 1,161 1,323 1,701 2,107 2,709 3,483 3,969 5,103 6,321 8,127 10,449 11,907 18,963 24,381 31,347 35,721 56,889 73,143 170,667 219,429 512,001 and 1,536,003, with no remainder.
Since 1,536,003 cannot be divided by just 1 and 1,536,003, it is not a prime number.