Q: Is 5,176,721 a Prime Number?
A: No, 5,176,721 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 5176721 can be evenly divided by 1 11 17 19 31 47 187 209 323 341 517 527 589 799 893 1,457 3,553 5,797 6,479 8,789 9,823 10,013 15,181 16,027 24,769 27,683 110,143 166,991 272,459 304,513 470,611 and 5,176,721, with no remainder.
Since 5,176,721 cannot be divided by just 1 and 5,176,721, it is not a prime number.