The Number

138918

One Hundred and Thirty-Eight Thousand Nine Hundred and Eightteen

In Base 18 Octodecimal Is

15edc18

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 Eightteen in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

138915
15ed918
One Hundred and Thirty-Eight Thousand Nine Hundred and Fifteen in Base 18 Octodecimal
138916
15eda18
One Hundred and Thirty-Eight Thousand Nine Hundred and Sixteen in Base 18 Octodecimal
138917
15edb18
One Hundred and Thirty-Eight Thousand Nine Hundred and Seventeen in Base 18 Octodecimal
138919
15edd18
One Hundred and Thirty-Eight Thousand Nine Hundred and Nineteen in Base 18 Octodecimal
138920
15ede18
One Hundred and Thirty-Eight Thousand Nine Hundred and Twenty in Base 18 Octodecimal
138921
15edf18
One Hundred and Thirty-Eight Thousand Nine Hundred and Twenty-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.

1.38918e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000daf11ag2d4bd318

The reciprocal of 138918 in Base 18 Octodecimal.

Palindrome?

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

The number 15edc18 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 eightteen 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 nine hundred and eightteen 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 nine hundred and eightteen has the following 4 prime factors:

2
218
Two in Base 18 Octodecimal
3
318
Three in Base 18 Octodecimal
13
d18
Thirteen in Base 18 Octodecimal
137
7b18
One Hundred and 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

2181 · 3181 · d182 · 7b181 = 15edc18

Base Conversions

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