The Number

81081

Eighty-One Thousand and Eighty-One

In Base 22 Duovigesimal Is

7dbb22

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

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

Nearby Numbers

Positive, nonzero integers within three units

81078
7db822
Eighty-One Thousand and Seventy-Eight in Base 22 Duovigesimal
81079
7db922
Eighty-One Thousand and Seventy-Nine in Base 22 Duovigesimal
81080
7dba22
Eighty-One Thousand and Eighty in Base 22 Duovigesimal
81082
7dbc22
Eighty-One Thousand and Eighty-Two in Base 22 Duovigesimal
81083
7dbd22
Eighty-One Thousand and Eighty-Three in Base 22 Duovigesimal
81084
7dbe22
Eighty-One Thousand and Eighty-Four in Base 22 Duovigesimal

Scientific Notation

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

8.1081e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0002jc7h2ceehc522

The reciprocal of 81081 in Base 22 Duovigesimal.

Palindrome?

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

The number 7dbb22 is not a palindrome.

Not A Prime Number

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

Eighty-one thousand and eighty-one is a composite number with 40 total factors (including 1 and itself).   See primes in Base 22 Duovigesimal

A Composite

Composites have more than just these two factors.

Eighty-one thousand and eighty-one is a composite number with 40 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 eighty-one thousand and eighty-one has the following 4 prime factors:

3
322
Three in Base 22 Duovigesimal
7
722
Seven in Base 22 Duovigesimal
11
b22
Eleven in Base 22 Duovigesimal
13
d22
Thirteen in Base 22 Duovigesimal

Prime Factorization

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

3224 · 7221 · b221 · d221 = 7dbb22

Base Conversions

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