The Number

21328

Twenty-One Thousand Three Hundred and Twenty-Eight

In Base 15 Quindecimal Is

64bd15

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

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

Nearby Numbers

Positive, nonzero integers within three units

21325
64ba15
Twenty-One Thousand Three Hundred and Twenty-Five in Base 15 Quindecimal
21326
64bb15
Twenty-One Thousand Three Hundred and Twenty-Six in Base 15 Quindecimal
21327
64bc15
Twenty-One Thousand Three Hundred and Twenty-Seven in Base 15 Quindecimal
21329
64be15
Twenty-One Thousand Three Hundred and Twenty-Nine in Base 15 Quindecimal
21330
64c015
Twenty-One Thousand Three Hundred and Thirty in Base 15 Quindecimal
21331
64c115
Twenty-One Thousand Three Hundred and Thirty-One in Base 15 Quindecimal

Scientific Notation

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

2.1328e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000259108158ae8b2915

The reciprocal of 21328 in Base 15 Quindecimal.

Palindrome?

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

The number 64bd15 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 three hundred and twenty-eight is a composite number with 20 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 three hundred and twenty-eight is a composite number with 20 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 three hundred and twenty-eight has the following 3 prime factors:

2
215
Two in Base 15 Quindecimal
31
2115
Thirty-One in Base 15 Quindecimal
43
2d15
Forty-Three in Base 15 Quindecimal

Prime Factorization

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

2154 · 21151 · 2d151 = 64bd15

Base Conversions

The number twenty-one thousand three hundred and twenty-eight in 35 different bases