The Number

139009

One Hundred and Thirty-Nine Thousand and Nine

In Base 18 Octodecimal Is

15f0d18

The numbers with a 18 subscript use Base 18 Octodecimal 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
15f0a18
One Hundred and Thirty-Nine Thousand and Six in Base 18 Octodecimal
139007
15f0b18
One Hundred and Thirty-Nine Thousand and Seven in Base 18 Octodecimal
139008
15f0c18
One Hundred and Thirty-Nine Thousand and Eight in Base 18 Octodecimal
139010
15f0e18
One Hundred and Thirty-Nine Thousand and Ten in Base 18 Octodecimal
139011
15f0f18
One Hundred and Thirty-Nine Thousand and Eleven in Base 18 Octodecimal
139012
15f0g18
One Hundred and Thirty-Nine Thousand and Twelve in Base 18 Octodecimal

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.

0.0000dac32f941f8cd18

The reciprocal of 139009 in Base 18 Octodecimal.

Palindrome?

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

The number 15f0d18 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 18 Octodecimal

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
d18
Thirteen in Base 18 Octodecimal
17
h18
Seventeen in Base 18 Octodecimal
37
2118
Thirty-Seven in Base 18 Octodecimal

Prime Factorization

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

d181 · h182 · 21181 = 15f0d18

Base Conversions

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