Q: Is 1,641,042 a Prime Number?
A: No, 1,641,042 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 1641042 can be evenly divided by 1 2 3 6 9 13 18 26 39 78 117 234 7,013 14,026 21,039 42,078 63,117 91,169 126,234 182,338 273,507 547,014 820,521 and 1,641,042, with no remainder.
Since 1,641,042 cannot be divided by just 1 and 1,641,042, it is not a prime number.