Q: Is 771,080 a Prime Number?
A: No, 771,080 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 771080 can be evenly divided by 1 2 4 5 8 10 20 37 40 74 148 185 296 370 521 740 1,042 1,480 2,084 2,605 4,168 5,210 10,420 19,277 20,840 38,554 77,108 96,385 154,216 192,770 385,540 and 771,080, with no remainder.
Since 771,080 cannot be divided by just 1 and 771,080, it is not a prime number.