Q: Is 427,275 a Prime Number?
A: No, 427,275 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 427275 can be evenly divided by 1 3 5 9 15 25 27 45 75 81 135 211 225 405 633 675 1,055 1,899 2,025 3,165 5,275 5,697 9,495 15,825 17,091 28,485 47,475 85,455 142,425 and 427,275, with no remainder.
Since 427,275 cannot be divided by just 1 and 427,275, it is not a prime number.