Q: Is 355,425 a Prime Number?
A: No, 355,425 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 355425 can be evenly divided by 1 3 5 7 15 21 25 35 75 105 175 525 677 2,031 3,385 4,739 10,155 14,217 16,925 23,695 50,775 71,085 118,475 and 355,425, with no remainder.
Since 355,425 cannot be divided by just 1 and 355,425, it is not a prime number.