Q: Is 28,500 a Prime Number?
A: No, 28,500 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 28500 can be evenly divided by 1 2 3 4 5 6 10 12 15 19 20 25 30 38 50 57 60 75 76 95 100 114 125 150 190 228 250 285 300 375 380 475 500 570 750 950 1,140 1,425 1,500 1,900 2,375 2,850 4,750 5,700 7,125 9,500 14,250 and 28,500, with no remainder.
Since 28,500 cannot be divided by just 1 and 28,500, it is not a prime number.