Q: Is 168,642 a Prime Number?
A: No, 168,642 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 168642 can be evenly divided by 1 2 3 6 9 18 27 54 81 162 243 347 486 694 1,041 2,082 3,123 6,246 9,369 18,738 28,107 56,214 84,321 and 168,642, with no remainder.
Since 168,642 cannot be divided by just 1 and 168,642, it is not a prime number.