Q: Is 2,420,728 a Prime Number?
A: No, 2,420,728 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 2420728 can be evenly divided by 1 2 4 8 31 43 62 86 124 172 227 248 344 454 908 1,333 1,816 2,666 5,332 7,037 9,761 10,664 14,074 19,522 28,148 39,044 56,296 78,088 302,591 605,182 1,210,364 and 2,420,728, with no remainder.
Since 2,420,728 cannot be divided by just 1 and 2,420,728, it is not a prime number.