Q: Is 215,120 a Prime Number?
A: No, 215,120 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 215120 can be evenly divided by 1 2 4 5 8 10 16 20 40 80 2,689 5,378 10,756 13,445 21,512 26,890 43,024 53,780 107,560 and 215,120, with no remainder.
Since 215,120 cannot be divided by just 1 and 215,120, it is not a prime number.