Q: Is 5,300,721 a Prime Number?
A: No, 5,300,721 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 5300721 can be evenly divided by 1 3 9 27 31 81 93 279 837 2,111 2,511 6,333 18,999 56,997 65,441 170,991 196,323 588,969 1,766,907 and 5,300,721, with no remainder.
Since 5,300,721 cannot be divided by just 1 and 5,300,721, it is not a prime number.