Q: Is 345,880 a Prime Number?
A: No, 345,880 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 345880 can be evenly divided by 1 2 4 5 8 10 20 40 8,647 17,294 34,588 43,235 69,176 86,470 172,940 and 345,880, with no remainder.
Since 345,880 cannot be divided by just 1 and 345,880, it is not a prime number.