The Number

20691

Twenty Thousand Six Hundred and Ninety-One

In Base 11 Undecimal Is

1460011

The numbers with a 11 subscript use Base 11 Undecimal 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
145a811
Twenty Thousand Six Hundred and Eighty-Eight in Base 11 Undecimal
20689
145a911
Twenty Thousand Six Hundred and Eighty-Nine in Base 11 Undecimal
20690
145aa11
Twenty Thousand Six Hundred and Ninety in Base 11 Undecimal
20692
1460111
Twenty Thousand Six Hundred and Ninety-Two in Base 11 Undecimal
20693
1460211
Twenty Thousand Six Hundred and Ninety-Three in Base 11 Undecimal
20694
1460311
Twenty Thousand Six Hundred and Ninety-Four in Base 11 Undecimal

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.

0.000078690078690078711

The reciprocal of 20691 in Base 11 Undecimal.

Palindrome?

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

The number 1460011 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 11 Undecimal

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
311
Three in Base 11 Undecimal
11
1011
Eleven in Base 11 Undecimal
19
1811
Nineteen in Base 11 Undecimal

Prime Factorization

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

3112 · 10112 · 18111 = 1460011

Base Conversions

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