Q: Is 871,947 a Prime Number?
A: No, 871,947 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 871947 can be evenly divided by 1 3 9 17 41 51 123 139 153 369 417 697 1,251 2,091 2,363 5,699 6,273 7,089 17,097 21,267 51,291 96,883 290,649 and 871,947, with no remainder.
Since 871,947 cannot be divided by just 1 and 871,947, it is not a prime number.