The Number

21320

Twenty-One Thousand Three Hundred and Twenty

In Base 13 Tridecimal Is

992013

The numbers with a 13 subscript use Base 13 Tridecimal 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
991a13
Twenty-One Thousand Three Hundred and Seventeen in Base 13 Tridecimal
21318
991b13
Twenty-One Thousand Three Hundred and Eightteen in Base 13 Tridecimal
21319
991c13
Twenty-One Thousand Three Hundred and Nineteen in Base 13 Tridecimal
21321
992113
Twenty-One Thousand Three Hundred and Twenty-One in Base 13 Tridecimal
21322
992213
Twenty-One Thousand Three Hundred and Twenty-Two in Base 13 Tridecimal
21323
992313
Twenty-One Thousand Three Hundred and Twenty-Three in Base 13 Tridecimal

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.

0.000145523a200c097813

The reciprocal of 21320 in Base 13 Tridecimal.

Palindrome?

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

The number 992013 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 13 Tridecimal

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
213
Two in Base 13 Tridecimal
5
513
Five in Base 13 Tridecimal
13
1013
Thirteen in Base 13 Tridecimal
41
3213
Forty-One in Base 13 Tridecimal

Prime Factorization

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

2133 · 5131 · 10131 · 32131 = 992013

Base Conversions

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