The Number

20904

Twenty Thousand Nine Hundred and Four

In Base 21 Unovigesimal Is

258921

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

For more familiar numbers: See Twenty Thousand Nine Hundred and Four in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

20901
258621
Twenty Thousand Nine Hundred and One in Base 21 Unovigesimal
20902
258721
Twenty Thousand Nine Hundred and Two in Base 21 Unovigesimal
20903
258821
Twenty Thousand Nine Hundred and Three in Base 21 Unovigesimal
20905
258a21
Twenty Thousand Nine Hundred and Five in Base 21 Unovigesimal
20906
258b21
Twenty Thousand Nine Hundred and Six in Base 21 Unovigesimal
20907
258c21
Twenty Thousand Nine Hundred and Seven in Base 21 Unovigesimal

Scientific Notation

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

2.0904e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000967hkij2jk3a21

The reciprocal of 20904 in Base 21 Unovigesimal.

Palindrome?

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

The number 258921 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 nine hundred and four is a composite number with 32 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Twenty thousand nine hundred and four is a composite number with 32 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 nine hundred and four has the following 4 prime factors:

2
221
Two in Base 21 Unovigesimal
3
321
Three in Base 21 Unovigesimal
13
d21
Thirteen in Base 21 Unovigesimal
67
3421
Sixty-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

2213 · 3211 · d211 · 34211 = 258921

Base Conversions

The number twenty thousand nine hundred and four in 35 different bases