Q: Is 523,425 a Prime Number?
A: No, 523,425 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 523425 can be evenly divided by 1 3 5 7 15 21 25 35 75 105 175 525 997 2,991 4,985 6,979 14,955 20,937 24,925 34,895 74,775 104,685 174,475 and 523,425, with no remainder.
Since 523,425 cannot be divided by just 1 and 523,425, it is not a prime number.