Answer
1989 is not perfect because:
Related links:
- All calculations
- Is 1989 a composite number?
- Is 1989 an even number?
- Is 1989 an irrational number?
- Is 1989 an odd number?
- Is 1989 a perfect square?
- Is 1989 a prime number?
- Is 1989 a rational number?
- What are the factors of 1989?
- What are the multiples of 1989?
- What is the prime factorization of 1989?
