The Number

2021

Two Thousand and Twenty-One

In Base 28 Octovigesimal Is

2g528

The numbers with a 28 subscript use Base 28 Octovigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

2018
2g228
Two Thousand and Eightteen in Base 28 Octovigesimal
2019
2g328
Two Thousand and Nineteen in Base 28 Octovigesimal
2020
2g428
Two Thousand and Twenty in Base 28 Octovigesimal
2022
2g628
Two Thousand and Twenty-Two in Base 28 Octovigesimal
2023
2g728
Two Thousand and Twenty-Three in Base 28 Octovigesimal
2024
2g828
Two Thousand and Twenty-Four in Base 28 Octovigesimal

Scientific Notation

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

2.021e3

Reciprocal

A number multiplied with its reciprocal is one.

0.00ao3lech0ad828

The reciprocal of 2021 in Base 28 Octovigesimal.

Palindrome?

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

The number 2g528 is not a palindrome.

Not A Prime Number

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

Two thousand and twenty-one is a composite number with 4 total factors (including 1 and itself).   See primes in Base 28 Octovigesimal

A Composite

Composites have more than just these two factors.

Two thousand and twenty-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 two thousand and twenty-one has the following 2 prime factors:

43
1f28
Forty-Three in Base 28 Octovigesimal
47
1j28
Forty-Seven in Base 28 Octovigesimal

Prime Factorization

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

1f281 · 1j281 = 2g528

Base Conversions

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