Q: Is 309,088 a Prime Number?
A: No, 309,088 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 309088 can be evenly divided by 1 2 4 8 13 16 26 32 52 104 208 416 743 1,486 2,972 5,944 9,659 11,888 19,318 23,776 38,636 77,272 154,544 and 309,088, with no remainder.
Since 309,088 cannot be divided by just 1 and 309,088, it is not a prime number.