The Number
3989
Three Thousand Nine Hundred and Eighty-Nine
Nearby Numbers
Positive, nonzero integers within three units
Scientific Notation
Scientific notation expresses a quantity as the product of its significand with 10 raised to an integer exponent.
3.989e3
Reciprocal
A number multiplied with its reciprocal is one.
0.000250689395838556
The reciprocal of 3989.
Palindrome?
A numerical palindrome has the same value when all of its digits are reversed.
The number 3989 is not a palindrome.
A Prime Number
A prime number is a positive integer that is divisible only by itself and one.
Three thousand nine hundred and eighty-nine is the 550th prime number. See primes in Base 10 Decimal
Not A Composite
Composites have more than just these two factors.
Three Thousand Nine Hundred and Eighty-Nine is not a composite number because it has exactly two factors: One and Three Thousand Nine Hundred and Eighty-Nine
Prime Factors
The number three thousand nine hundred and eighty-nine has the following 1 prime factor:
Prime Factorization
The prime factorization of a positive integer is the unique list of prime factors together with their multiplicities
39891
= 3989
Base Conversions
The number three thousand nine hundred and eighty-nine in 35 different bases