Q: Is 57,213 a Prime Number?
A: No, 57,213 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 57213 can be evenly divided by 1 3 9 13 27 39 117 163 351 489 1,467 2,119 4,401 6,357 19,071 and 57,213, with no remainder.
Since 57,213 cannot be divided by just 1 and 57,213, it is not a prime number.