Q: Is 5,815,420 a Prime Number?
A: No, 5,815,420 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 5815420 can be evenly divided by 1 2 4 5 10 13 20 26 52 65 130 260 22,367 44,734 89,468 111,835 223,670 290,771 447,340 581,542 1,163,084 1,453,855 2,907,710 and 5,815,420, with no remainder.
Since 5,815,420 cannot be divided by just 1 and 5,815,420, it is not a prime number.