The Number

138904

One Hundred and Thirty-Eight Thousand Nine Hundred and Four

In Base 8 Octal Is

4172308

The numbers with a 8 subscript use Base 8 Octal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

138901
4172258
One Hundred and Thirty-Eight Thousand Nine Hundred and One in Base 8 Octal
138902
4172268
One Hundred and Thirty-Eight Thousand Nine Hundred and Two in Base 8 Octal
138903
4172278
One Hundred and Thirty-Eight Thousand Nine Hundred and Three in Base 8 Octal
138905
4172318
One Hundred and Thirty-Eight Thousand Nine Hundred and Five in Base 8 Octal
138906
4172328
One Hundred and Thirty-Eight Thousand Nine Hundred and Six in Base 8 Octal
138907
4172338
One Hundred and Thirty-Eight Thousand Nine Hundred and Seven in Base 8 Octal

Scientific Notation

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

1.38904e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000001706206320004176068

The reciprocal of 138904 in Base 8 Octal.

Palindrome?

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

The number 4172308 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 four is a composite number with 16 total factors (including 1 and itself).   See primes in Base 8 Octal

A Composite

Composites have more than just these two factors.

One hundred and thirty-eight thousand nine hundred and four is a composite number with 16 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 four has the following 3 prime factors:

2
28
Two in Base 8 Octal
97
1418
Ninety-Seven in Base 8 Octal
179
2638
One Hundred and Seventy-Nine in Base 8 Octal

Prime Factorization

The prime factorization of a positive integer is the unique list of prime factors together with their multiplicities

283 · 14181 · 26381 = 4172308

Base Conversions

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