The Number

21056

Twenty-One Thousand and Fifty-Six

In Base 15 Quindecimal Is

638b15

The numbers with a 15 subscript use Base 15 Quindecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

21053
638815
Twenty-One Thousand and Fifty-Three in Base 15 Quindecimal
21054
638915
Twenty-One Thousand and Fifty-Four in Base 15 Quindecimal
21055
638a15
Twenty-One Thousand and Fifty-Five in Base 15 Quindecimal
21057
638c15
Twenty-One Thousand and Fifty-Seven in Base 15 Quindecimal
21058
638d15
Twenty-One Thousand and Fifty-Eight in Base 15 Quindecimal
21059
638e15
Twenty-One Thousand and Fifty-Nine in Base 15 Quindecimal

Scientific Notation

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

2.1056e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000260e7c6aa5b2aa615

The reciprocal of 21056 in Base 15 Quindecimal.

Palindrome?

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

The number 638b15 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 fifty-six is a composite number with 28 total factors (including 1 and itself).   See primes in Base 15 Quindecimal

A Composite

Composites have more than just these two factors.

Twenty-one thousand and fifty-six is a composite number with 28 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 fifty-six has the following 3 prime factors:

2
215
Two in Base 15 Quindecimal
7
715
Seven in Base 15 Quindecimal
47
3215
Forty-Seven in Base 15 Quindecimal

Prime Factorization

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

2156 · 7151 · 32151 = 638b15

Base Conversions

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