Q: Is 542,830 a Prime Number?
A: No, 542,830 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 542830 can be evenly divided by 1 2 5 10 19 38 95 190 2,857 5,714 14,285 28,570 54,283 108,566 271,415 and 542,830, with no remainder.
Since 542,830 cannot be divided by just 1 and 542,830, it is not a prime number.