The Number

138398

One Hundred and Thirty-Eight Thousand Three Hundred and Ninety-Eight

In Base 18 Octodecimal Is

15d2e18

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

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

Nearby Numbers

Positive, nonzero integers within three units

138395
15d2b18
One Hundred and Thirty-Eight Thousand Three Hundred and Ninety-Five in Base 18 Octodecimal
138396
15d2c18
One Hundred and Thirty-Eight Thousand Three Hundred and Ninety-Six in Base 18 Octodecimal
138397
15d2d18
One Hundred and Thirty-Eight Thousand Three Hundred and Ninety-Seven in Base 18 Octodecimal
138399
15d2f18
One Hundred and Thirty-Eight Thousand Three Hundred and Ninety-Nine in Base 18 Octodecimal
138400
15d2g18
One Hundred and Thirty-Eight Thousand Four Hundred in Base 18 Octodecimal
138401
15d2h18
One Hundred and Thirty-Eight Thousand Four Hundred and One in Base 18 Octodecimal

Scientific Notation

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

1.38398e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000dbdb2a7834bc318

The reciprocal of 138398 in Base 18 Octodecimal.

Palindrome?

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

The number 15d2e18 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 three hundred and ninety-eight 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 three hundred and ninety-eight 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 three hundred and ninety-eight has the following 3 prime factors:

2
218
Two in Base 18 Octodecimal
13
d18
Thirteen in Base 18 Octodecimal
5323
g7d18
Five Thousand Three Hundred and Twenty-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

2181 · d181 · g7d181 = 15d2e18

Base Conversions

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