The Number

20643

Twenty Thousand Six Hundred and Forty-Three

In Base 31 Untrigesimal Is

les31

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

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

Nearby Numbers

Positive, nonzero integers within three units

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
20644
let31
Twenty Thousand Six Hundred and Forty-Four in Base 31 Untrigesimal
20645
leu31
Twenty Thousand Six Hundred and Forty-Five in Base 31 Untrigesimal
20646
lf031
Twenty Thousand Six Hundred and Forty-Six in Base 31 Untrigesimal

Scientific Notation

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

2.0643e4

Reciprocal

A number multiplied with its reciprocal is one.

0.001dmqtnsfgid31

The reciprocal of 20643 in Base 31 Untrigesimal.

Palindrome?

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

The number les31 is not a palindrome.

Not A Prime Number

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

Twenty thousand six hundred and forty-three is a composite number with 8 total factors (including 1 and itself).   See primes in Base 31 Untrigesimal

A Composite

Composites have more than just these two factors.

Twenty thousand six hundred and forty-three is a composite number with 8 total factors (including 1 and itself).

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 forty-three has the following 3 prime factors:

3
331
Three in Base 31 Untrigesimal
7
731
Seven in Base 31 Untrigesimal
983
10m31
Nine Hundred and Eighty-Three in Base 31 Untrigesimal

Prime Factorization

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

3311 · 7311 · 10m311 = les31

Base Conversions

The number twenty thousand six hundred and forty-three in 35 different bases