The Number

30909

Thirty Thousand Nine Hundred and Nine

In Base 21 Unovigesimal Is

371i21

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

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

Nearby Numbers

Positive, nonzero integers within three units

30906
371f21
Thirty Thousand Nine Hundred and Six in Base 21 Unovigesimal
30907
371g21
Thirty Thousand Nine Hundred and Seven in Base 21 Unovigesimal
30908
371h21
Thirty Thousand Nine Hundred and Eight in Base 21 Unovigesimal
30910
371j21
Thirty Thousand Nine Hundred and Ten in Base 21 Unovigesimal
30911
371k21
Thirty Thousand Nine Hundred and Eleven in Base 21 Unovigesimal
30912
372021
Thirty Thousand Nine Hundred and Twelve in Base 21 Unovigesimal

Scientific Notation

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

3.0909e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000662ge746a43jc21

The reciprocal of 30909 in Base 21 Unovigesimal.

Palindrome?

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

The number 371i21 is not a palindrome.

Not A Prime Number

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

Thirty thousand nine hundred and 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.

Thirty thousand nine hundred and 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 thirty thousand nine hundred and nine has the following 2 prime factors:

3
321
Three in Base 21 Unovigesimal
10303
127d21
Ten Thousand Three Hundred and Three in Base 21 Unovigesimal

Prime Factorization

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

3211 · 127d211 = 371i21

Base Conversions

The number thirty thousand nine hundred and nine in 35 different bases