The Number

2020

Two Thousand and Twenty

In Base 21 Unovigesimal Is

4c421

The numbers with a 21 subscript use Base 21 Unovigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

2017
4c121
Two Thousand and Seventeen in Base 21 Unovigesimal
2018
4c221
Two Thousand and Eightteen in Base 21 Unovigesimal
2019
4c321
Two Thousand and Nineteen in Base 21 Unovigesimal
2021
4c521
Two Thousand and Twenty-One in Base 21 Unovigesimal
2022
4c621
Two Thousand and Twenty-Two in Base 21 Unovigesimal
2023
4c721
Two Thousand and Twenty-Three in Base 21 Unovigesimal

Scientific Notation

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

2.020e3

Reciprocal

A number multiplied with its reciprocal is one.

0.004c5h9kghif3k621

The reciprocal of 2020 in Base 21 Unovigesimal.

Palindrome?

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

The number 4c421 is 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 is a composite number with 12 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Two 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 two thousand and twenty has the following 3 prime factors:

2
221
Two in Base 21 Unovigesimal
5
521
Five in Base 21 Unovigesimal
101
4h21
One Hundred and One in Base 21 Unovigesimal

Prime Factorization

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

2212 · 5211 · 4h211 = 4c421

Base Conversions

The number two thousand and twenty in 35 different bases