The Number

21790

Twenty-One Thousand Seven Hundred and Ninety

In Base 22 Duovigesimal Is

210a22

The numbers with a 22 subscript use Base 22 Duovigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

21787
210722
Twenty-One Thousand Seven Hundred and Eighty-Seven in Base 22 Duovigesimal
21788
210822
Twenty-One Thousand Seven Hundred and Eighty-Eight in Base 22 Duovigesimal
21789
210922
Twenty-One Thousand Seven Hundred and Eighty-Nine in Base 22 Duovigesimal
21791
210b22
Twenty-One Thousand Seven Hundred and Ninety-One in Base 22 Duovigesimal
21792
210c22
Twenty-One Thousand Seven Hundred and Ninety-Two in Base 22 Duovigesimal
21793
210d22
Twenty-One Thousand Seven Hundred and Ninety-Three in Base 22 Duovigesimal

Scientific Notation

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

2.1790e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000agb6d2kc16d922

The reciprocal of 21790 in Base 22 Duovigesimal.

Palindrome?

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

The number 210a22 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 seven hundred and ninety is a composite number with 8 total factors (including 1 and itself).   See primes in Base 22 Duovigesimal

A Composite

Composites have more than just these two factors.

Twenty-one thousand seven hundred and ninety 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-one thousand seven hundred and ninety has the following 3 prime factors:

2
222
Two in Base 22 Duovigesimal
5
522
Five in Base 22 Duovigesimal
2179
4b122
Two Thousand One Hundred and Seventy-Nine in Base 22 Duovigesimal

Prime Factorization

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

2221 · 5221 · 4b1221 = 210a22

Base Conversions

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