Q: Is 1,520,720 a Prime Number?
A: No, 1,520,720 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 1520720 can be evenly divided by 1 2 4 5 8 10 16 20 40 80 19,009 38,018 76,036 95,045 152,072 190,090 304,144 380,180 760,360 and 1,520,720, with no remainder.
Since 1,520,720 cannot be divided by just 1 and 1,520,720, it is not a prime number.