The Number

21021

Twenty-One Thousand and Twenty-One

In Base 24 Tetravigesimal Is

1cbl24

The numbers with a 24 subscript use Base 24 Tetravigesimal 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
1cbi24
Twenty-One Thousand and Eightteen in Base 24 Tetravigesimal
21019
1cbj24
Twenty-One Thousand and Nineteen in Base 24 Tetravigesimal
21020
1cbk24
Twenty-One Thousand and Twenty in Base 24 Tetravigesimal
21022
1cbm24
Twenty-One Thousand and Twenty-Two in Base 24 Tetravigesimal
21023
1cbn24
Twenty-One Thousand and Twenty-Three in Base 24 Tetravigesimal
21024
1cc024
Twenty-One Thousand and Twenty-Four in Base 24 Tetravigesimal

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.

0.000fij1548n8mn24

The reciprocal of 21021 in Base 24 Tetravigesimal.

Palindrome?

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

The number 1cbl24 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 24 Tetravigesimal

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
324
Three in Base 24 Tetravigesimal
7
724
Seven in Base 24 Tetravigesimal
11
b24
Eleven in Base 24 Tetravigesimal
13
d24
Thirteen in Base 24 Tetravigesimal

Prime Factorization

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

3241 · 7242 · b241 · d241 = 1cbl24

Base Conversions

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