The Number

138944

One Hundred and Thirty-Eight Thousand Nine Hundred and Forty-Four

In Base 18 Octodecimal Is

15ef218

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

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

Nearby Numbers

Positive, nonzero integers within three units

138941
15eeh18
One Hundred and Thirty-Eight Thousand Nine Hundred and Forty-One in Base 18 Octodecimal
138942
15ef018
One Hundred and Thirty-Eight Thousand Nine Hundred and Forty-Two in Base 18 Octodecimal
138943
15ef118
One Hundred and Thirty-Eight Thousand Nine Hundred and Forty-Three in Base 18 Octodecimal
138945
15ef318
One Hundred and Thirty-Eight Thousand Nine Hundred and Forty-Five in Base 18 Octodecimal
138946
15ef418
One Hundred and Thirty-Eight Thousand Nine Hundred and Forty-Six in Base 18 Octodecimal
138947
15ef518
One Hundred and Thirty-Eight Thousand Nine Hundred and Forty-Seven in Base 18 Octodecimal

Scientific Notation

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

1.38944e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000dae4477239fda18

The reciprocal of 138944 in Base 18 Octodecimal.

Palindrome?

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

The number 15ef218 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 nine hundred and forty-four is a composite number with 28 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 nine hundred and forty-four is a composite number with 28 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 nine hundred and forty-four has the following 3 prime factors:

2
218
Two in Base 18 Octodecimal
13
d18
Thirteen in Base 18 Octodecimal
167
9518
One Hundred and Sixty-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

2186 · d181 · 95181 = 15ef218

Base Conversions

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