The Number

20639

Twenty Thousand Six Hundred and Thirty-Nine

In Base 31 Untrigesimal Is

leo31

The numbers with a 31 subscript use Base 31 Untrigesimal notation.

For more familiar numbers: See Twenty Thousand Six Hundred and Thirty-Nine in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

20636
lel31
Twenty Thousand Six Hundred and Thirty-Six in Base 31 Untrigesimal
20637
lem31
Twenty Thousand Six Hundred and Thirty-Seven in Base 31 Untrigesimal
20638
len31
Twenty Thousand Six Hundred and Thirty-Eight in Base 31 Untrigesimal
20640
lep31
Twenty Thousand Six Hundred and Forty in Base 31 Untrigesimal
20641
leq31
Twenty Thousand Six Hundred and Forty-One in Base 31 Untrigesimal
20642
ler31
Twenty Thousand Six Hundred and Forty-Two in Base 31 Untrigesimal

Scientific Notation

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

2.0639e4

Reciprocal

A number multiplied with its reciprocal is one.

0.001dn492a6nko31

The reciprocal of 20639 in Base 31 Untrigesimal.

Palindrome?

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

The number leo31 is not a palindrome.

A Prime Number

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

Twenty thousand six hundred and thirty-nine is the 2326th prime number.   See primes in Base 31 Untrigesimal

Not A Composite

Composites have more than just these two factors.

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

Prime Factors

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

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

20639
leo31
Twenty Thousand Six Hundred and Thirty-Nine in Base 31 Untrigesimal

Prime Factorization

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

leo311 = leo31

Base Conversions

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