Q: Is 3,220,724 a Prime Number?
A: No, 3,220,724 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 3220724 can be evenly divided by 1 2 4 13 26 52 241 257 482 514 964 1,028 3,133 3,341 6,266 6,682 12,532 13,364 61,937 123,874 247,748 805,181 1,610,362 and 3,220,724, with no remainder.
Since 3,220,724 cannot be divided by just 1 and 3,220,724, it is not a prime number.