The Number

39989

Thirty-Nine Thousand Nine Hundred and Eighty-Nine

Nearby Numbers

Positive, nonzero integers within three units

39986
Thirty-Nine Thousand Nine Hundred and Eighty-Six
39987
Thirty-Nine Thousand Nine Hundred and Eighty-Seven
39988
Thirty-Nine Thousand Nine Hundred and Eighty-Eight
39990
Thirty-Nine Thousand Nine Hundred and Ninety
39991
Thirty-Nine Thousand Nine Hundred and Ninety-One
39992
Thirty-Nine Thousand Nine Hundred and Ninety-Two

Scientific Notation

Scientific notation expresses a quantity as the product of its significand with 10 raised to an integer exponent.

3.9989e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000025006876891145065

The reciprocal of 39989.

Palindrome?

A numerical palindrome has the same value when all of its digits are reversed.

The number 39989 is not a palindrome.

A Prime Number

A prime number is a positive integer that is divisible only by itself and one.

Thirty-nine thousand nine hundred and eighty-nine is the 4203rd prime number.   See primes in Base 10 Decimal

Not A Composite

Composites have more than just these two factors.

Thirty-Nine Thousand Nine Hundred and Eighty-Nine is not a composite number because it has exactly two factors: One and Thirty-Nine Thousand Nine Hundred and Eighty-Nine

Prime Factors

The prime factors of a positive integer are the integers that divide it exactly and are also prime.

The number thirty-nine thousand nine hundred and eighty-nine has the following 1 prime factor:

39989
Thirty-Nine Thousand Nine Hundred and Eighty-Nine

Prime Factorization

The prime factorization of a positive integer is the unique list of prime factors together with their multiplicities

399891 = 39989

Base Conversions

The number thirty-nine thousand nine hundred and eighty-nine in 35 different bases