Q: Is 505,340 a Prime Number?
A: No, 505,340 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 505340 can be evenly divided by 1 2 4 5 10 11 20 22 44 55 110 220 2,297 4,594 9,188 11,485 22,970 25,267 45,940 50,534 101,068 126,335 252,670 and 505,340, with no remainder.
Since 505,340 cannot be divided by just 1 and 505,340, it is not a prime number.