Q: Is 355,420 a Prime Number?
A: No, 355,420 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 355420 can be evenly divided by 1 2 4 5 10 13 20 26 52 65 130 260 1,367 2,734 5,468 6,835 13,670 17,771 27,340 35,542 71,084 88,855 177,710 and 355,420, with no remainder.
Since 355,420 cannot be divided by just 1 and 355,420, it is not a prime number.