Q: Is 173,820 a Prime Number?
A: No, 173,820 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 173820 can be evenly divided by 1 2 3 4 5 6 10 12 15 20 30 60 2,897 5,794 8,691 11,588 14,485 17,382 28,970 34,764 43,455 57,940 86,910 and 173,820, with no remainder.
Since 173,820 cannot be divided by just 1 and 173,820, it is not a prime number.