Q: Is 260,840 a Prime Number?
A: No, 260,840 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 260840 can be evenly divided by 1 2 4 5 8 10 20 40 6,521 13,042 26,084 32,605 52,168 65,210 130,420 and 260,840, with no remainder.
Since 260,840 cannot be divided by just 1 and 260,840, it is not a prime number.