Q: Is 155,642 a Prime Number?
A: No, 155,642 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 155642 can be evenly divided by 1 2 59 118 1,319 2,638 77,821 and 155,642, with no remainder.
Since 155,642 cannot be divided by just 1 and 155,642, it is not a prime number.