Q: Is 87,500 a Prime Number?
A: No, 87,500 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 87500 can be evenly divided by 1 2 4 5 7 10 14 20 25 28 35 50 70 100 125 140 175 250 350 500 625 700 875 1,250 1,750 2,500 3,125 3,500 4,375 6,250 8,750 12,500 17,500 21,875 43,750 and 87,500, with no remainder.
Since 87,500 cannot be divided by just 1 and 87,500, it is not a prime number.