Q: Is 172,740 a Prime Number?
A: No, 172,740 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 172740 can be evenly divided by 1 2 3 4 5 6 10 12 15 20 30 60 2,879 5,758 8,637 11,516 14,395 17,274 28,790 34,548 43,185 57,580 86,370 and 172,740, with no remainder.
Since 172,740 cannot be divided by just 1 and 172,740, it is not a prime number.