The Number

139440

One Hundred and Thirty-Nine Thousand Four Hundred and Forty

In Base 18 Octodecimal Is

15g6c18

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

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

Nearby Numbers

Positive, nonzero integers within three units

139437
15g6918
One Hundred and Thirty-Nine Thousand Four Hundred and Thirty-Seven in Base 18 Octodecimal
139438
15g6a18
One Hundred and Thirty-Nine Thousand Four Hundred and Thirty-Eight in Base 18 Octodecimal
139439
15g6b18
One Hundred and Thirty-Nine Thousand Four Hundred and Thirty-Nine in Base 18 Octodecimal
139441
15g6d18
One Hundred and Thirty-Nine Thousand Four Hundred and Forty-One in Base 18 Octodecimal
139442
15g6e18
One Hundred and Thirty-Nine Thousand Four Hundred and Forty-Two in Base 18 Octodecimal
139443
15g6f18
One Hundred and Thirty-Nine Thousand Four Hundred and Forty-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.

1.39440e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000d9ga246d645b618

The reciprocal of 139440 in Base 18 Octodecimal.

Palindrome?

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

The number 15g6c18 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 four hundred and forty is a composite number with 80 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 four hundred and forty is a composite number with 80 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 four hundred and forty has the following 5 prime factors:

2
218
Two in Base 18 Octodecimal
3
318
Three in Base 18 Octodecimal
5
518
Five in Base 18 Octodecimal
7
718
Seven in Base 18 Octodecimal
83
4b18
Eighty-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

2184 · 3181 · 5181 · 7181 · 4b181 = 15g6c18

Base Conversions

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