Q: Is 5,121,042 a Prime Number?
A: No, 5,121,042 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 5121042 can be evenly divided by 1 2 3 6 23 43 46 69 86 129 138 258 863 989 1,726 1,978 2,589 2,967 5,178 5,934 19,849 37,109 39,698 59,547 74,218 111,327 119,094 222,654 853,507 1,707,014 2,560,521 and 5,121,042, with no remainder.
Since 5,121,042 cannot be divided by just 1 and 5,121,042, it is not a prime number.