Q: Is 77,500 a Prime Number?
A: No, 77,500 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 77500 can be evenly divided by 1 2 4 5 10 20 25 31 50 62 100 124 125 155 250 310 500 620 625 775 1,250 1,550 2,500 3,100 3,875 7,750 15,500 19,375 38,750 and 77,500, with no remainder.
Since 77,500 cannot be divided by just 1 and 77,500, it is not a prime number.