Q: Is 501,440 a Prime Number?
A: No, 501,440 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 501440 can be evenly divided by 1 2 4 5 8 10 16 20 32 40 64 80 160 320 1,567 3,134 6,268 7,835 12,536 15,670 25,072 31,340 50,144 62,680 100,288 125,360 250,720 and 501,440, with no remainder.
Since 501,440 cannot be divided by just 1 and 501,440, it is not a prime number.