The Number

20790

Twenty Thousand Seven Hundred and Ninety

In Base 21 Unovigesimal Is

253021

The numbers with a 21 subscript use Base 21 Unovigesimal notation.

For more familiar numbers: See Twenty Thousand Seven Hundred and Ninety in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

20787
252i21
Twenty Thousand Seven Hundred and Eighty-Seven in Base 21 Unovigesimal
20788
252j21
Twenty Thousand Seven Hundred and Eighty-Eight in Base 21 Unovigesimal
20789
252k21
Twenty Thousand Seven Hundred and Eighty-Nine in Base 21 Unovigesimal
20791
253121
Twenty Thousand Seven Hundred and Ninety-One in Base 21 Unovigesimal
20792
253221
Twenty Thousand Seven Hundred and Ninety-Two in Base 21 Unovigesimal
20793
253321
Twenty Thousand Seven Hundred and Ninety-Three in Base 21 Unovigesimal

Scientific Notation

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

2.0790e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000979797979797g21

The reciprocal of 20790 in Base 21 Unovigesimal.

Palindrome?

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

The number 253021 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 seven hundred and ninety is a composite number with 64 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Twenty thousand seven hundred and ninety is a composite number with 64 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 seven hundred and ninety has the following 5 prime factors:

2
221
Two in Base 21 Unovigesimal
3
321
Three in Base 21 Unovigesimal
5
521
Five in Base 21 Unovigesimal
7
721
Seven in Base 21 Unovigesimal
11
b21
Eleven in Base 21 Unovigesimal

Prime Factorization

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

2211 · 3213 · 5211 · 7211 · b211 = 253021

Base Conversions

The number twenty thousand seven hundred and ninety in 35 different bases