Q: Is 521,852 a Prime Number?
A: No, 521,852 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 521852 can be evenly divided by 1 2 4 283 461 566 922 1,132 1,844 130,463 260,926 and 521,852, with no remainder.
Since 521,852 cannot be divided by just 1 and 521,852, it is not a prime number.