Q: Is 144,225 a Prime Number?
A: No, 144,225 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 144225 can be evenly divided by 1 3 5 9 15 25 45 75 225 641 1,923 3,205 5,769 9,615 16,025 28,845 48,075 and 144,225, with no remainder.
Since 144,225 cannot be divided by just 1 and 144,225, it is not a prime number.