The Number

139009

One Hundred and Thirty-Nine Thousand and Nine

In Base 21 Unovigesimal Is

f04a21

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

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

Nearby Numbers

Positive, nonzero integers within three units

139006
f04721
One Hundred and Thirty-Nine Thousand and Six in Base 21 Unovigesimal
139007
f04821
One Hundred and Thirty-Nine Thousand and Seven in Base 21 Unovigesimal
139008
f04921
One Hundred and Thirty-Nine Thousand and Eight in Base 21 Unovigesimal
139010
f04b21
One Hundred and Thirty-Nine Thousand and Ten in Base 21 Unovigesimal
139011
f04c21
One Hundred and Thirty-Nine Thousand and Eleven in Base 21 Unovigesimal
139012
f04d21
One Hundred and Thirty-Nine Thousand 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.

1.39009e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000187kd5kabbaib21

The reciprocal of 139009 in Base 21 Unovigesimal.

Palindrome?

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

The number f04a21 is not a palindrome.

Not A Prime Number

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

One hundred and thirty-nine thousand and nine is a composite number with 12 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

One hundred and thirty-nine thousand and nine is a composite number with 12 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 one hundred and thirty-nine thousand and nine has the following 3 prime factors:

13
d21
Thirteen in Base 21 Unovigesimal
17
h21
Seventeen in Base 21 Unovigesimal
37
1g21
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

d211 · h212 · 1g211 = f04a21

Base Conversions

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