Q: Is 2,421,376 a Prime Number?
A: No, 2,421,376 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 2421376 can be evenly divided by 1 2 4 8 16 32 64 128 18,917 37,834 75,668 151,336 302,672 605,344 1,210,688 and 2,421,376, with no remainder.
Since 2,421,376 cannot be divided by just 1 and 2,421,376, it is not a prime number.