Q: Is 1,000,656 a Prime Number?
A: No, 1,000,656 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 1000656 can be evenly divided by 1 2 3 4 6 8 9 12 16 18 24 36 48 72 144 6,949 13,898 20,847 27,796 41,694 55,592 62,541 83,388 111,184 125,082 166,776 250,164 333,552 500,328 and 1,000,656, with no remainder.
Since 1,000,656 cannot be divided by just 1 and 1,000,656, it is not a prime number.