Q: Is 402,012 a Prime Number?
A: No, 402,012 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 402012 can be evenly divided by 1 2 3 4 6 9 12 13 18 26 36 39 52 78 117 156 234 468 859 1,718 2,577 3,436 5,154 7,731 10,308 11,167 15,462 22,334 30,924 33,501 44,668 67,002 100,503 134,004 201,006 and 402,012, with no remainder.
Since 402,012 cannot be divided by just 1 and 402,012, it is not a prime number.