Q: Is 425,145 a Prime Number?
A: No, 425,145 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 425145 can be evenly divided by 1 3 5 7 15 21 35 105 4,049 12,147 20,245 28,343 60,735 85,029 141,715 and 425,145, with no remainder.
Since 425,145 cannot be divided by just 1 and 425,145, it is not a prime number.