Q: Is 858,012 a Prime Number?
A: No, 858,012 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 858012 can be evenly divided by 1 2 3 4 6 12 127 254 381 508 563 762 1,126 1,524 1,689 2,252 3,378 6,756 71,501 143,002 214,503 286,004 429,006 and 858,012, with no remainder.
Since 858,012 cannot be divided by just 1 and 858,012, it is not a prime number.