The Number

138500

One Hundred and Thirty-Eight Thousand Five Hundred

In Base 18 Octodecimal Is

15d8818

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

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

Nearby Numbers

Positive, nonzero integers within three units

138497
15d8518
One Hundred and Thirty-Eight Thousand Four Hundred and Ninety-Seven in Base 18 Octodecimal
138498
15d8618
One Hundred and Thirty-Eight Thousand Four Hundred and Ninety-Eight in Base 18 Octodecimal
138499
15d8718
One Hundred and Thirty-Eight Thousand Four Hundred and Ninety-Nine in Base 18 Octodecimal
138501
15d8918
One Hundred and Thirty-Eight Thousand Five Hundred and One in Base 18 Octodecimal
138502
15d8a18
One Hundred and Thirty-Eight Thousand Five Hundred and Two in Base 18 Octodecimal
138503
15d8b18
One Hundred and Thirty-Eight Thousand Five Hundred and Three in Base 18 Octodecimal

Scientific Notation

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

1.38500e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000dba690dd1bbe18

The reciprocal of 138500 in Base 18 Octodecimal.

Palindrome?

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

The number 15d8818 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 five hundred is a composite number with 24 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 five hundred is a composite number with 24 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 five hundred has the following 3 prime factors:

2
218
Two in Base 18 Octodecimal
5
518
Five in Base 18 Octodecimal
277
f718
Two Hundred and Seventy-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

2182 · 5183 · f7181 = 15d8818

Base Conversions

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