The Number

21829

Twenty-One Thousand Eight Hundred and Twenty-Nine

In Base 21 Unovigesimal Is

27aa21

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

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

Nearby Numbers

Positive, nonzero integers within three units

21826
27a721
Twenty-One Thousand Eight Hundred and Twenty-Six in Base 21 Unovigesimal
21827
27a821
Twenty-One Thousand Eight Hundred and Twenty-Seven in Base 21 Unovigesimal
21828
27a921
Twenty-One Thousand Eight Hundred and Twenty-Eight in Base 21 Unovigesimal
21830
27ab21
Twenty-One Thousand Eight Hundred and Thirty in Base 21 Unovigesimal
21831
27ac21
Twenty-One Thousand Eight Hundred and Thirty-One in Base 21 Unovigesimal
21832
27ad21
Twenty-One Thousand Eight Hundred and Thirty-Two in Base 21 Unovigesimal

Scientific Notation

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

2.1829e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0008j1kkcah208221

The reciprocal of 21829 in Base 21 Unovigesimal.

Palindrome?

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

The number 27aa21 is not a palindrome.

Not A Prime Number

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

Twenty-one thousand eight hundred and twenty-nine is a composite number with 4 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Twenty-one thousand eight hundred and twenty-nine is a composite number with 4 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-one thousand eight hundred and twenty-nine has the following 2 prime factors:

83
3k21
Eighty-Three in Base 21 Unovigesimal
263
cb21
Two Hundred and Sixty-Three in Base 21 Unovigesimal

Prime Factorization

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

3k211 · cb211 = 27aa21

Base Conversions

The number twenty-one thousand eight hundred and twenty-nine in 35 different bases