Q: Is 278,492 a Prime Number?
A: No, 278,492 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 278492 can be evenly divided by 1 2 4 69,623 139,246 and 278,492, with no remainder.
Since 278,492 cannot be divided by just 1 and 278,492, it is not a prime number.