Q: Is 520,940 a Prime Number?
A: No, 520,940 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 520940 can be evenly divided by 1 2 4 5 7 10 14 20 28 35 61 70 122 140 244 305 427 610 854 1,220 1,708 2,135 3,721 4,270 7,442 8,540 14,884 18,605 26,047 37,210 52,094 74,420 104,188 130,235 260,470 and 520,940, with no remainder.
Since 520,940 cannot be divided by just 1 and 520,940, it is not a prime number.