Q: Is 5,042,142 a Prime Number?
A: No, 5,042,142 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 5042142 can be evenly divided by 1 2 3 6 7 9 14 18 21 27 42 54 63 126 189 378 13,339 26,678 40,017 80,034 93,373 120,051 186,746 240,102 280,119 360,153 560,238 720,306 840,357 1,680,714 2,521,071 and 5,042,142, with no remainder.
Since 5,042,142 cannot be divided by just 1 and 5,042,142, it is not a prime number.