Q: Is 340,425 a Prime Number?
A: No, 340,425 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 340425 can be evenly divided by 1 3 5 9 15 17 25 45 51 75 85 89 153 225 255 267 425 445 765 801 1,275 1,335 1,513 2,225 3,825 4,005 4,539 6,675 7,565 13,617 20,025 22,695 37,825 68,085 113,475 and 340,425, with no remainder.
Since 340,425 cannot be divided by just 1 and 340,425, it is not a prime number.