Q: Is 7,421,744 a Prime Number?
A: No, 7,421,744 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 7421744 can be evenly divided by 1 2 4 8 11 16 22 44 88 176 42,169 84,338 168,676 337,352 463,859 674,704 927,718 1,855,436 3,710,872 and 7,421,744, with no remainder.
Since 7,421,744 cannot be divided by just 1 and 7,421,744, it is not a prime number.