Q: Is 345,270 a Prime Number?
A: No, 345,270 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 345270 can be evenly divided by 1 2 3 5 6 10 15 17 30 34 51 85 102 170 255 510 677 1,354 2,031 3,385 4,062 6,770 10,155 11,509 20,310 23,018 34,527 57,545 69,054 115,090 172,635 and 345,270, with no remainder.
Since 345,270 cannot be divided by just 1 and 345,270, it is not a prime number.