Q: Is 257,988 a Prime Number?
A: No, 257,988 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 257988 can be evenly divided by 1 2 3 4 6 12 21,499 42,998 64,497 85,996 128,994 and 257,988, with no remainder.
Since 257,988 cannot be divided by just 1 and 257,988, it is not a prime number.