The Number

138920

One Hundred and Thirty-Eight Thousand Nine Hundred and Twenty

In Base 18 Octodecimal Is

15ede18

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 Twenty in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

138917
15edb18
One Hundred and Thirty-Eight Thousand Nine Hundred and Seventeen in Base 18 Octodecimal
138918
15edc18
One Hundred and Thirty-Eight Thousand Nine Hundred and Eightteen in Base 18 Octodecimal
138919
15edd18
One Hundred and Thirty-Eight Thousand Nine Hundred and Nineteen in Base 18 Octodecimal
138921
15edf18
One Hundred and Thirty-Eight Thousand Nine Hundred and Twenty-One in Base 18 Octodecimal
138922
15edg18
One Hundred and Thirty-Eight Thousand Nine Hundred and Twenty-Two in Base 18 Octodecimal
138923
15edh18
One Hundred and Thirty-Eight Thousand Nine Hundred and Twenty-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.

1.38920e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000daehh0fc813a518

The reciprocal of 138920 in Base 18 Octodecimal.

Palindrome?

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

The number 15ede18 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 twenty is a composite number with 32 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 twenty is a composite number with 32 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 twenty has the following 4 prime factors:

2
218
Two in Base 18 Octodecimal
5
518
Five in Base 18 Octodecimal
23
1518
Twenty-Three in Base 18 Octodecimal
151
8718
One Hundred and Fifty-One 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 · 5181 · 15181 · 87181 = 15ede18

Base Conversions

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