The Number

21021

Twenty-One Thousand and Twenty-One

In Base 26 Hexavigesimal Is

152d26

The numbers with a 26 subscript use Base 26 Hexavigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

21018
152a26
Twenty-One Thousand and Eightteen in Base 26 Hexavigesimal
21019
152b26
Twenty-One Thousand and Nineteen in Base 26 Hexavigesimal
21020
152c26
Twenty-One Thousand and Twenty in Base 26 Hexavigesimal
21022
152e26
Twenty-One Thousand and Twenty-Two in Base 26 Hexavigesimal
21023
152f26
Twenty-One Thousand and Twenty-Three in Base 26 Hexavigesimal
21024
152g26
Twenty-One Thousand and Twenty-Four in Base 26 Hexavigesimal

Scientific Notation

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

2.1021e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000lj5f1ij0pd1g26

The reciprocal of 21021 in Base 26 Hexavigesimal.

Palindrome?

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

The number 152d26 is not a palindrome.

Not A Prime Number

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

Twenty-one thousand and twenty-one is a composite number with 24 total factors (including 1 and itself).   See primes in Base 26 Hexavigesimal

A Composite

Composites have more than just these two factors.

Twenty-one thousand and twenty-one is a composite number with 24 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 twenty-one thousand and twenty-one has the following 4 prime factors:

3
326
Three in Base 26 Hexavigesimal
7
726
Seven in Base 26 Hexavigesimal
11
b26
Eleven in Base 26 Hexavigesimal
13
d26
Thirteen in Base 26 Hexavigesimal

Prime Factorization

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

3261 · 7262 · b261 · d261 = 152d26

Base Conversions

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