Q: Is 690,080 a Prime Number?
A: No, 690,080 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 690080 can be evenly divided by 1 2 4 5 8 10 16 19 20 32 38 40 76 80 95 152 160 190 227 304 380 454 608 760 908 1,135 1,520 1,816 2,270 3,040 3,632 4,313 4,540 7,264 8,626 9,080 17,252 18,160 21,565 34,504 36,320 43,130 69,008 86,260 138,016 172,520 345,040 and 690,080, with no remainder.
Since 690,080 cannot be divided by just 1 and 690,080, it is not a prime number.