Q: Is 520,742 a Prime Number?
A: No, 520,742 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 520742 can be evenly divided by 1 2 83 166 3,137 6,274 260,371 and 520,742, with no remainder.
Since 520,742 cannot be divided by just 1 and 520,742, it is not a prime number.