Q: Is 542,124 a Prime Number?
A: No, 542,124 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 542124 can be evenly divided by 1 2 3 4 6 9 11 12 18 22 33 36 37 44 66 74 99 111 132 148 198 222 333 396 407 444 666 814 1,221 1,332 1,369 1,628 2,442 2,738 3,663 4,107 4,884 5,476 7,326 8,214 12,321 14,652 15,059 16,428 24,642 30,118 45,177 49,284 60,236 90,354 135,531 180,708 271,062 and 542,124, with no remainder.
Since 542,124 cannot be divided by just 1 and 542,124, it is not a prime number.