The Number

81981

Eighty-One Thousand Nine Hundred and Eighty-One

In Base 27 Heptavigesimal Is

44c927

The numbers with a 27 subscript use Base 27 Heptavigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

81978
44c627
Eighty-One Thousand Nine Hundred and Seventy-Eight in Base 27 Heptavigesimal
81979
44c727
Eighty-One Thousand Nine Hundred and Seventy-Nine in Base 27 Heptavigesimal
81980
44c827
Eighty-One Thousand Nine Hundred and Eighty in Base 27 Heptavigesimal
81982
44ca27
Eighty-One Thousand Nine Hundred and Eighty-Two in Base 27 Heptavigesimal
81983
44cb27
Eighty-One Thousand Nine Hundred and Eighty-Three in Base 27 Heptavigesimal
81984
44cc27
Eighty-One Thousand Nine Hundred and Eighty-Four in Base 27 Heptavigesimal

Scientific Notation

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

8.1981e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0006d0jmnokjo4e27

The reciprocal of 81981 in Base 27 Heptavigesimal.

Palindrome?

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

The number 44c927 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 nine hundred and eighty-one is a composite number with 6 total factors (including 1 and itself).   See primes in Base 27 Heptavigesimal

A Composite

Composites have more than just these two factors.

Eighty-one thousand nine hundred and eighty-one is a composite number with 6 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 nine hundred and eighty-one has the following 2 prime factors:

3
327
Three in Base 27 Heptavigesimal
9109
cda27
Nine Thousand One Hundred and Nine in Base 27 Heptavigesimal

Prime Factorization

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

3272 · cda271 = 44c927

Base Conversions

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