Q: Is 55,478 a Prime Number?
A: No, 55,478 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 55478 can be evenly divided by 1 2 27,739 and 55,478, with no remainder.
Since 55,478 cannot be divided by just 1 and 55,478, it is not a prime number.