Q: Is 171,620 a Prime Number?
A: No, 171,620 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 171620 can be evenly divided by 1 2 4 5 10 20 8,581 17,162 34,324 42,905 85,810 and 171,620, with no remainder.
Since 171,620 cannot be divided by just 1 and 171,620, it is not a prime number.