The Number

138845

One Hundred and Thirty-Eight Thousand Eight Hundred and Forty-Five

In Base 18 Octodecimal Is

15e9b18

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

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

Nearby Numbers

Positive, nonzero integers within three units

138842
15e9818
One Hundred and Thirty-Eight Thousand Eight Hundred and Forty-Two in Base 18 Octodecimal
138843
15e9918
One Hundred and Thirty-Eight Thousand Eight Hundred and Forty-Three in Base 18 Octodecimal
138844
15e9a18
One Hundred and Thirty-Eight Thousand Eight Hundred and Forty-Four in Base 18 Octodecimal
138846
15e9c18
One Hundred and Thirty-Eight Thousand Eight Hundred and Forty-Six in Base 18 Octodecimal
138847
15e9d18
One Hundred and Thirty-Eight Thousand Eight Hundred and Forty-Seven in Base 18 Octodecimal
138848
15e9e18
One Hundred and Thirty-Eight Thousand Eight Hundred and Forty-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.

1.38845e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000dah6e625031g618

The reciprocal of 138845 in Base 18 Octodecimal.

Palindrome?

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

The number 15e9b18 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 eight hundred and forty-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 eight hundred and forty-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 eight hundred and forty-five has the following 3 prime factors:

5
518
Five in Base 18 Octodecimal
7
718
Seven in Base 18 Octodecimal
3967
c4718
Three Thousand Nine 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

5181 · 7181 · c47181 = 15e9b18

Base Conversions

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