Q: Is 542,862 a Prime Number?
A: No, 542,862 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 542862 can be evenly divided by 1 2 3 6 9 18 27 54 81 162 243 486 1,117 2,234 3,351 6,702 10,053 20,106 30,159 60,318 90,477 180,954 271,431 and 542,862, with no remainder.
Since 542,862 cannot be divided by just 1 and 542,862, it is not a prime number.