Q: Is 142,668 a Prime Number?
A: No, 142,668 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 142668 can be evenly divided by 1 2 3 4 6 9 12 18 27 36 54 108 1,321 2,642 3,963 5,284 7,926 11,889 15,852 23,778 35,667 47,556 71,334 and 142,668, with no remainder.
Since 142,668 cannot be divided by just 1 and 142,668, it is not a prime number.