The Number

22081

Twenty-Two Thousand and Eighty-One

In Base 21 Unovigesimal Is

281a21

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

For more familiar numbers: See Twenty-Two Thousand and Eighty-One in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

22078
281721
Twenty-Two Thousand and Seventy-Eight in Base 21 Unovigesimal
22079
281821
Twenty-Two Thousand and Seventy-Nine in Base 21 Unovigesimal
22080
281921
Twenty-Two Thousand and Eighty in Base 21 Unovigesimal
22082
281b21
Twenty-Two Thousand and Eighty-Two in Base 21 Unovigesimal
22083
281c21
Twenty-Two Thousand and Eighty-Three in Base 21 Unovigesimal
22084
281d21
Twenty-Two Thousand and Eighty-Four in Base 21 Unovigesimal

Scientific Notation

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

2.2081e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0008gk3751843fa21

The reciprocal of 22081 in Base 21 Unovigesimal.

Palindrome?

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

The number 281a21 is not a palindrome.

Not A Prime Number

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

Twenty-two thousand and eighty-one 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-two thousand and eighty-one 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-two thousand and eighty-one has the following 2 prime factors:

71
3821
Seventy-One in Base 21 Unovigesimal
311
eh21
Three Hundred and 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

38211 · eh211 = 281a21

Base Conversions

The number twenty-two thousand and eighty-one in 35 different bases