The Number

81481

Eighty-One Thousand Four Hundred and Eighty-One

In Base 22 Duovigesimal Is

7e7f22

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

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

Nearby Numbers

Positive, nonzero integers within three units

81478
7e7c22
Eighty-One Thousand Four Hundred and Seventy-Eight in Base 22 Duovigesimal
81479
7e7d22
Eighty-One Thousand Four Hundred and Seventy-Nine in Base 22 Duovigesimal
81480
7e7e22
Eighty-One Thousand Four Hundred and Eighty in Base 22 Duovigesimal
81482
7e7g22
Eighty-One Thousand Four Hundred and Eighty-Two in Base 22 Duovigesimal
81483
7e7h22
Eighty-One Thousand Four Hundred and Eighty-Three in Base 22 Duovigesimal
81484
7e7i22
Eighty-One Thousand Four Hundred 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.

8.1481e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0002j5agd8l1iikh22

The reciprocal of 81481 in Base 22 Duovigesimal.

Palindrome?

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

The number 7e7f22 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 four hundred and eighty-one is a composite number with 4 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 four hundred 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 eighty-one thousand four hundred and eighty-one has the following 2 prime factors:

17
h22
Seventeen in Base 22 Duovigesimal
4793
9jj22
Four Thousand Seven Hundred and Ninety-Three in Base 22 Duovigesimal

Prime Factorization

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

h221 · 9jj221 = 7e7f22

Base Conversions

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