Q: Is 42,496 a Prime Number?
A: No, 42,496 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 42496 can be evenly divided by 1 2 4 8 16 32 64 83 128 166 256 332 512 664 1,328 2,656 5,312 10,624 21,248 and 42,496, with no remainder.
Since 42,496 cannot be divided by just 1 and 42,496, it is not a prime number.