Q: Is 1,423,750 a Prime Number?
A: No, 1,423,750 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 1423750 can be evenly divided by 1 2 5 10 17 25 34 50 67 85 125 134 170 250 335 425 625 670 850 1,139 1,250 1,675 2,125 2,278 3,350 4,250 5,695 8,375 10,625 11,390 16,750 21,250 28,475 41,875 56,950 83,750 142,375 284,750 711,875 and 1,423,750, with no remainder.
Since 1,423,750 cannot be divided by just 1 and 1,423,750, it is not a prime number.