The Number

21320

Twenty-One Thousand Three Hundred and Twenty

In Base 15 Quindecimal Is

64b515

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

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

Nearby Numbers

Positive, nonzero integers within three units

21317
64b215
Twenty-One Thousand Three Hundred and Seventeen in Base 15 Quindecimal
21318
64b315
Twenty-One Thousand Three Hundred and Eightteen in Base 15 Quindecimal
21319
64b415
Twenty-One Thousand Three Hundred and Nineteen in Base 15 Quindecimal
21321
64b615
Twenty-One Thousand Three Hundred and Twenty-One in Base 15 Quindecimal
21322
64b715
Twenty-One Thousand Three Hundred and Twenty-Two in Base 15 Quindecimal
21323
64b815
Twenty-One Thousand Three Hundred and Twenty-Three in Base 15 Quindecimal

Scientific Notation

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

2.1320e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0002594096a31288915

The reciprocal of 21320 in Base 15 Quindecimal.

Palindrome?

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

The number 64b515 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 is a composite number with 32 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 is a composite number with 32 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 has the following 4 prime factors:

2
215
Two in Base 15 Quindecimal
5
515
Five in Base 15 Quindecimal
13
d15
Thirteen in Base 15 Quindecimal
41
2b15
Forty-One in Base 15 Quindecimal

Prime Factorization

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

2153 · 5151 · d151 · 2b151 = 64b515

Base Conversions

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