Q: Is 3,721,749 a Prime Number?
A: No, 3,721,749 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 3721749 can be evenly divided by 1 3 71 101 173 213 303 519 7,171 12,283 17,473 21,513 36,849 52,419 1,240,583 and 3,721,749, with no remainder.
Since 3,721,749 cannot be divided by just 1 and 3,721,749, it is not a prime number.