Q: Is 43,750 a Prime Number?
A: No, 43,750 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 43750 can be evenly divided by 1 2 5 7 10 14 25 35 50 70 125 175 250 350 625 875 1,250 1,750 3,125 4,375 6,250 8,750 21,875 and 43,750, with no remainder.
Since 43,750 cannot be divided by just 1 and 43,750, it is not a prime number.