Q: Is 145,555 a Prime Number?
A: No, 145,555 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 145555 can be evenly divided by 1 5 43 215 677 3,385 29,111 and 145,555, with no remainder.
Since 145,555 cannot be divided by just 1 and 145,555, it is not a prime number.