Q: Is 143,655 a Prime Number?
A: No, 143,655 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 143655 can be evenly divided by 1 3 5 15 61 157 183 305 471 785 915 2,355 9,577 28,731 47,885 and 143,655, with no remainder.
Since 143,655 cannot be divided by just 1 and 143,655, it is not a prime number.