Q: Is 138,225 a Prime Number?
A: No, 138,225 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 138225 can be evenly divided by 1 3 5 15 19 25 57 75 95 97 285 291 475 485 1,425 1,455 1,843 2,425 5,529 7,275 9,215 27,645 46,075 and 138,225, with no remainder.
Since 138,225 cannot be divided by just 1 and 138,225, it is not a prime number.