Q: Is 161,516 a Prime Number?
A: No, 161,516 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 161516 can be evenly divided by 1 2 4 149 271 298 542 596 1,084 40,379 80,758 and 161,516, with no remainder.
Since 161,516 cannot be divided by just 1 and 161,516, it is not a prime number.