The Number

139800

One Hundred and Thirty-Nine Thousand Eight Hundred

In Base 18 Octodecimal Is

15h8c18

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

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

Nearby Numbers

Positive, nonzero integers within three units

139797
15h8918
One Hundred and Thirty-Nine Thousand Seven Hundred and Ninety-Seven in Base 18 Octodecimal
139798
15h8a18
One Hundred and Thirty-Nine Thousand Seven Hundred and Ninety-Eight in Base 18 Octodecimal
139799
15h8b18
One Hundred and Thirty-Nine Thousand Seven Hundred and Ninety-Nine in Base 18 Octodecimal
139801
15h8d18
One Hundred and Thirty-Nine Thousand Eight Hundred and One in Base 18 Octodecimal
139802
15h8e18
One Hundred and Thirty-Nine Thousand Eight Hundred and Two in Base 18 Octodecimal
139803
15h8f18
One Hundred and Thirty-Nine Thousand Eight 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.

1.39800e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000d954b0e55a12e18

The reciprocal of 139800 in Base 18 Octodecimal.

Palindrome?

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

The number 15h8c18 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-nine thousand eight hundred is a composite number with 48 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-nine thousand eight hundred is a composite number with 48 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-nine thousand eight hundred has the following 4 prime factors:

2
218
Two in Base 18 Octodecimal
3
318
Three in Base 18 Octodecimal
5
518
Five in Base 18 Octodecimal
233
ch18
Two Hundred and Thirty-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

2183 · 3181 · 5182 · ch181 = 15h8c18

Base Conversions

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