Q: Is 3,000,921 a Prime Number?
A: No, 3,000,921 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 3000921 can be evenly divided by 1 3 7 11 21 33 77 121 231 363 847 1,181 2,541 3,543 8,267 12,991 24,801 38,973 90,937 142,901 272,811 428,703 1,000,307 and 3,000,921, with no remainder.
Since 3,000,921 cannot be divided by just 1 and 3,000,921, it is not a prime number.