Q: Is 53,440 a Prime Number?
A: No, 53,440 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 53440 can be evenly divided by 1 2 4 5 8 10 16 20 32 40 64 80 160 167 320 334 668 835 1,336 1,670 2,672 3,340 5,344 6,680 10,688 13,360 26,720 and 53,440, with no remainder.
Since 53,440 cannot be divided by just 1 and 53,440, it is not a prime number.