Q: Is 142,945 a Prime Number?
A: No, 142,945 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 142945 can be evenly divided by 1 5 11 23 55 113 115 253 565 1,243 1,265 2,599 6,215 12,995 28,589 and 142,945, with no remainder.
Since 142,945 cannot be divided by just 1 and 142,945, it is not a prime number.