The Number

81021

Eighty-One Thousand and Twenty-One

In Base 23 Trivigesimal Is

6f3f23

The numbers with a 23 subscript use Base 23 Trivigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

81018
6f3c23
Eighty-One Thousand and Eightteen in Base 23 Trivigesimal
81019
6f3d23
Eighty-One Thousand and Nineteen in Base 23 Trivigesimal
81020
6f3e23
Eighty-One Thousand and Twenty in Base 23 Trivigesimal
81022
6f3g23
Eighty-One Thousand and Twenty-Two in Base 23 Trivigesimal
81023
6f3h23
Eighty-One Thousand and Twenty-Three in Base 23 Trivigesimal
81024
6f3i23
Eighty-One Thousand and Twenty-Four in Base 23 Trivigesimal

Scientific Notation

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

8.1021e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0003aa2mg264aghi23

The reciprocal of 81021 in Base 23 Trivigesimal.

Palindrome?

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

The number 6f3f23 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 twenty-one is a composite number with 8 total factors (including 1 and itself).   See primes in Base 23 Trivigesimal

A Composite

Composites have more than just these two factors.

Eighty-one thousand and twenty-one 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 eighty-one thousand and twenty-one has the following 3 prime factors:

3
323
Three in Base 23 Trivigesimal
113
4l23
One Hundred and Thirteen in Base 23 Trivigesimal
239
a923
Two Hundred and Thirty-Nine in Base 23 Trivigesimal

Prime Factorization

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

3231 · 4l231 · a9231 = 6f3f23

Base Conversions

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