The Number

20691

Twenty Thousand Six Hundred and Ninety-One

In Base 13 Tridecimal Is

955813

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

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

Nearby Numbers

Positive, nonzero integers within three units

20688
955513
Twenty Thousand Six Hundred and Eighty-Eight in Base 13 Tridecimal
20689
955613
Twenty Thousand Six Hundred and Eighty-Nine in Base 13 Tridecimal
20690
955713
Twenty Thousand Six Hundred and Ninety in Base 13 Tridecimal
20692
955913
Twenty Thousand Six Hundred and Ninety-Two in Base 13 Tridecimal
20693
955a13
Twenty Thousand Six Hundred and Ninety-Three in Base 13 Tridecimal
20694
955b13
Twenty Thousand Six Hundred and Ninety-Four in Base 13 Tridecimal

Scientific Notation

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

2.0691e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00014c38564926853b613

The reciprocal of 20691 in Base 13 Tridecimal.

Palindrome?

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

The number 955813 is not a palindrome.

Not A Prime Number

A prime number is a positive integer that is divisible only by itself and one.

Twenty thousand six hundred and ninety-one is a composite number with 18 total factors (including 1 and itself).   See primes in Base 13 Tridecimal

A Composite

Composites have more than just these two factors.

Twenty thousand six hundred and ninety-one is a composite number with 18 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 thousand six hundred and ninety-one has the following 3 prime factors:

3
313
Three in Base 13 Tridecimal
11
b13
Eleven in Base 13 Tridecimal
19
1613
Nineteen in Base 13 Tridecimal

Prime Factorization

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

3132 · b132 · 16131 = 955813

Base Conversions

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