Q: Is 142,790 a Prime Number?
A: No, 142,790 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 142790 can be evenly divided by 1 2 5 10 109 131 218 262 545 655 1,090 1,310 14,279 28,558 71,395 and 142,790, with no remainder.
Since 142,790 cannot be divided by just 1 and 142,790, it is not a prime number.