Q: Is 145,845 a Prime Number?
A: No, 145,845 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 145845 can be evenly divided by 1 3 5 7 9 15 21 35 45 63 105 315 463 1,389 2,315 3,241 4,167 6,945 9,723 16,205 20,835 29,169 48,615 and 145,845, with no remainder.
Since 145,845 cannot be divided by just 1 and 145,845, it is not a prime number.