Q: Is 643,002 a Prime Number?
A: No, 643,002 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 643002 can be evenly divided by 1 2 3 6 31 62 93 186 3,457 6,914 10,371 20,742 107,167 214,334 321,501 and 643,002, with no remainder.
Since 643,002 cannot be divided by just 1 and 643,002, it is not a prime number.