Q: Is 486,421 a Prime Number?
A: No, 486,421 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 486421 can be evenly divided by 1 13 17 31 71 221 403 527 923 1,207 2,201 6,851 15,691 28,613 37,417 and 486,421, with no remainder.
Since 486,421 cannot be divided by just 1 and 486,421, it is not a prime number.