Q: Is 19,642 a Prime Number?
A: No, 19,642 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 19642 can be evenly divided by 1 2 7 14 23 46 61 122 161 322 427 854 1,403 2,806 9,821 and 19,642, with no remainder.
Since 19,642 cannot be divided by just 1 and 19,642, it is not a prime number.