Q: Is 170,720 a Prime Number?
A: No, 170,720 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 170720 can be evenly divided by 1 2 4 5 8 10 11 16 20 22 32 40 44 55 80 88 97 110 160 176 194 220 352 388 440 485 776 880 970 1,067 1,552 1,760 1,940 2,134 3,104 3,880 4,268 5,335 7,760 8,536 10,670 15,520 17,072 21,340 34,144 42,680 85,360 and 170,720, with no remainder.
Since 170,720 cannot be divided by just 1 and 170,720, it is not a prime number.