Q: Is 1,671,650 a Prime Number?
A: No, 1,671,650 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 1671650 can be evenly divided by 1 2 5 10 25 50 67 134 335 499 670 998 1,675 2,495 3,350 4,990 12,475 24,950 33,433 66,866 167,165 334,330 835,825 and 1,671,650, with no remainder.
Since 1,671,650 cannot be divided by just 1 and 1,671,650, it is not a prime number.