The Number

21790

Twenty-One Thousand Seven Hundred and Ninety

In Base 13 Tridecimal Is

9bc213

The numbers with a 13 subscript use Base 13 Tridecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

21787
9bbc13
Twenty-One Thousand Seven Hundred and Eighty-Seven in Base 13 Tridecimal
21788
9bc013
Twenty-One Thousand Seven Hundred and Eighty-Eight in Base 13 Tridecimal
21789
9bc113
Twenty-One Thousand Seven Hundred and Eighty-Nine in Base 13 Tridecimal
21791
9bc313
Twenty-One Thousand Seven Hundred and Ninety-One in Base 13 Tridecimal
21792
9bc413
Twenty-One Thousand Seven Hundred and Ninety-Two in Base 13 Tridecimal
21793
9bc513
Twenty-One Thousand Seven Hundred and Ninety-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.

2.1790e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000140690224418a813

The reciprocal of 21790 in Base 13 Tridecimal.

Palindrome?

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

The number 9bc213 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 seven hundred and ninety is a composite number with 8 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 seven hundred and ninety is a composite number with 8 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 seven hundred and ninety has the following 3 prime factors:

2
213
Two in Base 13 Tridecimal
5
513
Five in Base 13 Tridecimal
2179
cb813
Two Thousand One Hundred and Seventy-Nine in Base 13 Tridecimal

Prime Factorization

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

2131 · 5131 · cb8131 = 9bc213

Base Conversions

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