The Number

12806

Twelve Thousand Eight Hundred and Six

In Base 21 Unovigesimal Is

180h21

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

For more familiar numbers: See Twelve Thousand Eight Hundred and Six in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

12803
180e21
Twelve Thousand Eight Hundred and Three in Base 21 Unovigesimal
12804
180f21
Twelve Thousand Eight Hundred and Four in Base 21 Unovigesimal
12805
180g21
Twelve Thousand Eight Hundred and Five in Base 21 Unovigesimal
12807
180i21
Twelve Thousand Eight Hundred and Seven in Base 21 Unovigesimal
12808
180j21
Twelve Thousand Eight Hundred and Eight in Base 21 Unovigesimal
12809
180k21
Twelve Thousand Eight Hundred and Nine in Base 21 Unovigesimal

Scientific Notation

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

1.2806e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000f3j728i2g39721

The reciprocal of 12806 in Base 21 Unovigesimal.

Palindrome?

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

The number 180h21 is not a palindrome.

Not A Prime Number

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

Twelve thousand eight hundred and six is a composite number with 8 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Twelve thousand eight hundred and six 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 twelve thousand eight hundred and six has the following 3 prime factors:

2
221
Two in Base 21 Unovigesimal
19
j21
Nineteen in Base 21 Unovigesimal
337
g121
Three Hundred and Thirty-Seven in Base 21 Unovigesimal

Prime Factorization

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

2211 · j211 · g1211 = 180h21

Base Conversions

The number twelve thousand eight hundred and six in 35 different bases