Q: Is 872,120 a Prime Number?
A: No, 872,120 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 872120 can be evenly divided by 1 2 4 5 8 10 20 40 21,803 43,606 87,212 109,015 174,424 218,030 436,060 and 872,120, with no remainder.
Since 872,120 cannot be divided by just 1 and 872,120, it is not a prime number.