Q: Is 551,225 a Prime Number?
A: No, 551,225 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 551225 can be evenly divided by 1 5 17 25 85 425 1,297 6,485 22,049 32,425 110,245 and 551,225, with no remainder.
Since 551,225 cannot be divided by just 1 and 551,225, it is not a prime number.