The Number

138005

One Hundred and Thirty-Eight Thousand and Five

In Base 18 Octodecimal Is

15bgh18

The numbers with a 18 subscript use Base 18 Octodecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

138002
15bge18
One Hundred and Thirty-Eight Thousand and Two in Base 18 Octodecimal
138003
15bgf18
One Hundred and Thirty-Eight Thousand and Three in Base 18 Octodecimal
138004
15bgg18
One Hundred and Thirty-Eight Thousand and Four in Base 18 Octodecimal
138006
15bh018
One Hundred and Thirty-Eight Thousand and Six in Base 18 Octodecimal
138007
15bh118
One Hundred and Thirty-Eight Thousand and Seven in Base 18 Octodecimal
138008
15bh218
One Hundred and Thirty-Eight Thousand and Eight in Base 18 Octodecimal

Scientific Notation

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

1.38005e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000dc83g198655c818

The reciprocal of 138005 in Base 18 Octodecimal.

Palindrome?

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

The number 15bgh18 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-eight thousand and five is a composite number with 8 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-eight thousand and five 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 one hundred and thirty-eight thousand and five has the following 3 prime factors:

5
518
Five in Base 18 Octodecimal
7
718
Seven in Base 18 Octodecimal
3943
c3118
Three Thousand Nine Hundred and Forty-Three in Base 18 Octodecimal

Prime Factorization

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

5181 · 7181 · c31181 = 15bgh18

Base Conversions

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