Q: Is 43,000 a Prime Number?
A: No, 43,000 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 43000 can be evenly divided by 1 2 4 5 8 10 20 25 40 43 50 86 100 125 172 200 215 250 344 430 500 860 1,000 1,075 1,720 2,150 4,300 5,375 8,600 10,750 21,500 and 43,000, with no remainder.
Since 43,000 cannot be divided by just 1 and 43,000, it is not a prime number.