Q: Is 315,425 a Prime Number?
A: No, 315,425 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 315425 can be evenly divided by 1 5 11 25 31 37 55 155 185 275 341 407 775 925 1,147 1,705 2,035 5,735 8,525 10,175 12,617 28,675 63,085 and 315,425, with no remainder.
Since 315,425 cannot be divided by just 1 and 315,425, it is not a prime number.