The Number

20669

Twenty Thousand Six Hundred and Sixty-Nine

In Base 21 Unovigesimal Is

24i521

The numbers with a 21 subscript use Base 21 Unovigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

20666
24i221
Twenty Thousand Six Hundred and Sixty-Six in Base 21 Unovigesimal
20667
24i321
Twenty Thousand Six Hundred and Sixty-Seven in Base 21 Unovigesimal
20668
24i421
Twenty Thousand Six Hundred and Sixty-Eight in Base 21 Unovigesimal
20670
24i621
Twenty Thousand Six Hundred and Seventy in Base 21 Unovigesimal
20671
24i721
Twenty Thousand Six Hundred and Seventy-One in Base 21 Unovigesimal
20672
24i821
Twenty Thousand Six Hundred and Seventy-Two in Base 21 Unovigesimal

Scientific Notation

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

2.0669e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00098cacfg3h615a21

The reciprocal of 20669 in Base 21 Unovigesimal.

Palindrome?

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

The number 24i521 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 sixty-nine is a composite number with 4 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Twenty thousand six hundred and sixty-nine is a composite number with 4 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 sixty-nine has the following 2 prime factors:

11
b21
Eleven in Base 21 Unovigesimal
1879
45a21
One Thousand Eight Hundred and Seventy-Nine in Base 21 Unovigesimal

Prime Factorization

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

b211 · 45a211 = 24i521

Base Conversions

The number twenty thousand six hundred and sixty-nine in 35 different bases