The Number

12904

Twelve Thousand Nine Hundred and Four

In Base 21 Unovigesimal Is

185a21

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

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

Nearby Numbers

Positive, nonzero integers within three units

12901
185721
Twelve Thousand Nine Hundred and One in Base 21 Unovigesimal
12902
185821
Twelve Thousand Nine Hundred and Two in Base 21 Unovigesimal
12903
185921
Twelve Thousand Nine Hundred and Three in Base 21 Unovigesimal
12905
185b21
Twelve Thousand Nine Hundred and Five in Base 21 Unovigesimal
12906
185c21
Twelve Thousand Nine Hundred and Six in Base 21 Unovigesimal
12907
185d21
Twelve 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.

1.2904e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000f1a9kf907ea121

The reciprocal of 12904 in Base 21 Unovigesimal.

Palindrome?

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

The number 185a21 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 nine hundred and four 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 nine hundred and four 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 nine hundred and four has the following 2 prime factors:

2
221
Two in Base 21 Unovigesimal
1613
3dh21
One Thousand Six Hundred and Thirteen 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 · 3dh211 = 185a21

Base Conversions

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