Q: Is 78,975 a Prime Number?
A: No, 78,975 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 78975 can be evenly divided by 1 3 5 9 13 15 25 27 39 45 65 75 81 117 135 195 225 243 325 351 405 585 675 975 1,053 1,215 1,755 2,025 2,925 3,159 5,265 6,075 8,775 15,795 26,325 and 78,975, with no remainder.
Since 78,975 cannot be divided by just 1 and 78,975, it is not a prime number.