Q: Is 1,506,220 a Prime Number?
A: No, 1,506,220 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 1506220 can be evenly divided by 1 2 4 5 10 20 127 254 508 593 635 1,186 1,270 2,372 2,540 2,965 5,930 11,860 75,311 150,622 301,244 376,555 753,110 and 1,506,220, with no remainder.
Since 1,506,220 cannot be divided by just 1 and 1,506,220, it is not a prime number.