Q: Is 145,791 a Prime Number?
A: No, 145,791 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 145791 can be evenly divided by 1 3 9 97 167 291 501 873 1,503 16,199 48,597 and 145,791, with no remainder.
Since 145,791 cannot be divided by just 1 and 145,791, it is not a prime number.