The Number

138918

One Hundred and Thirty-Eight Thousand Nine Hundred and Eightteen

In Base 8 Octal Is

4172468

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 Eightteen in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

138915
4172438
One Hundred and Thirty-Eight Thousand Nine Hundred and Fifteen in Base 8 Octal
138916
4172448
One Hundred and Thirty-Eight Thousand Nine Hundred and Sixteen in Base 8 Octal
138917
4172458
One Hundred and Thirty-Eight Thousand Nine Hundred and Seventeen in Base 8 Octal
138919
4172478
One Hundred and Thirty-Eight Thousand Nine Hundred and Nineteen in Base 8 Octal
138920
4172508
One Hundred and Thirty-Eight Thousand Nine Hundred and Twenty in Base 8 Octal
138921
4172518
One Hundred and Thirty-Eight Thousand Nine Hundred and Twenty-One in Base 8 Octal

Scientific Notation

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

1.38918e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000017061244305641217048

The reciprocal of 138918 in Base 8 Octal.

Palindrome?

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

The number 4172468 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 8 Octal

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
28
Two in Base 8 Octal
3
38
Three in Base 8 Octal
13
158
Thirteen in Base 8 Octal
137
2118
One Hundred and Thirty-Seven in Base 8 Octal

Prime Factorization

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

281 · 381 · 1582 · 21181 = 4172468

Base Conversions

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