Q: Is 309,900 a Prime Number?
A: No, 309,900 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 309900 can be evenly divided by 1 2 3 4 5 6 10 12 15 20 25 30 50 60 75 100 150 300 1,033 2,066 3,099 4,132 5,165 6,198 10,330 12,396 15,495 20,660 25,825 30,990 51,650 61,980 77,475 103,300 154,950 and 309,900, with no remainder.
Since 309,900 cannot be divided by just 1 and 309,900, it is not a prime number.