The Number

21838

Twenty-One Thousand Eight Hundred and Thirty-Eight

In Base 22 Duovigesimal Is

212e22

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

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

Nearby Numbers

Positive, nonzero integers within three units

21835
212b22
Twenty-One Thousand Eight Hundred and Thirty-Five in Base 22 Duovigesimal
21836
212c22
Twenty-One Thousand Eight Hundred and Thirty-Six in Base 22 Duovigesimal
21837
212d22
Twenty-One Thousand Eight Hundred and Thirty-Seven in Base 22 Duovigesimal
21839
212f22
Twenty-One Thousand Eight Hundred and Thirty-Nine in Base 22 Duovigesimal
21840
212g22
Twenty-One Thousand Eight Hundred and Forty in Base 22 Duovigesimal
21841
212h22
Twenty-One Thousand Eight Hundred and Forty-One in Base 22 Duovigesimal

Scientific Notation

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

2.1838e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000aflilf2idka922

The reciprocal of 21838 in Base 22 Duovigesimal.

Palindrome?

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

The number 212e22 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 thirty-eight 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 eight hundred and thirty-eight 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 eight hundred and thirty-eight has the following 3 prime factors:

2
222
Two in Base 22 Duovigesimal
61
2h22
Sixty-One in Base 22 Duovigesimal
179
8322
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 · 2h221 · 83221 = 212e22

Base Conversions

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