The Number

81020

Eighty-One Thousand and Twenty

In Base 30 Trigesimal Is

300k30

The numbers with a 30 subscript use Base 30 Trigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

81017
300h30
Eighty-One Thousand and Seventeen in Base 30 Trigesimal
81018
300i30
Eighty-One Thousand and Eightteen in Base 30 Trigesimal
81019
300j30
Eighty-One Thousand and Nineteen in Base 30 Trigesimal
81021
300l30
Eighty-One Thousand and Twenty-One in Base 30 Trigesimal
81022
300m30
Eighty-One Thousand and Twenty-Two in Base 30 Trigesimal
81023
300n30
Eighty-One Thousand and Twenty-Three in Base 30 Trigesimal

Scientific Notation

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

8.1020e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0009trnaeoa17o30

The reciprocal of 81020 in Base 30 Trigesimal.

Palindrome?

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

The number 300k30 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 is a composite number with 12 total factors (including 1 and itself).   See primes in Base 30 Trigesimal

A Composite

Composites have more than just these two factors.

Eighty-one thousand and twenty is a composite number with 12 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 has the following 3 prime factors:

2
230
Two in Base 30 Trigesimal
5
530
Five in Base 30 Trigesimal
4051
4f130
Four Thousand and Fifty-One in Base 30 Trigesimal

Prime Factorization

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

2302 · 5301 · 4f1301 = 300k30

Base Conversions

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