Q: Is 1,251,842 a Prime Number?
A: No, 1,251,842 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 1251842 can be evenly divided by 1 2 31 61 62 122 331 662 1,891 3,782 10,261 20,191 20,522 40,382 625,921 and 1,251,842, with no remainder.
Since 1,251,842 cannot be divided by just 1 and 1,251,842, it is not a prime number.