Q: Is 542,624 a Prime Number?
A: No, 542,624 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 542624 can be evenly divided by 1 2 4 8 16 31 32 62 124 248 496 547 992 1,094 2,188 4,376 8,752 16,957 17,504 33,914 67,828 135,656 271,312 and 542,624, with no remainder.
Since 542,624 cannot be divided by just 1 and 542,624, it is not a prime number.