The Number

139780

One Hundred and Thirty-Nine Thousand Seven Hundred and Eighty

In Base 13 Tridecimal Is

4b81413

The numbers with a 13 subscript use Base 13 Tridecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

139777
4b81113
One Hundred and Thirty-Nine Thousand Seven Hundred and Seventy-Seven in Base 13 Tridecimal
139778
4b81213
One Hundred and Thirty-Nine Thousand Seven Hundred and Seventy-Eight in Base 13 Tridecimal
139779
4b81313
One Hundred and Thirty-Nine Thousand Seven Hundred and Seventy-Nine in Base 13 Tridecimal
139781
4b81513
One Hundred and Thirty-Nine Thousand Seven Hundred and Eighty-One in Base 13 Tridecimal
139782
4b81613
One Hundred and Thirty-Nine Thousand Seven Hundred and Eighty-Two in Base 13 Tridecimal
139783
4b81713
One Hundred and Thirty-Nine Thousand Seven Hundred and Eighty-Three in Base 13 Tridecimal

Scientific Notation

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

1.39780e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000286ba845595785913

The reciprocal of 139780 in Base 13 Tridecimal.

Palindrome?

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

The number 4b81413 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 seven hundred and eighty is a composite number with 24 total factors (including 1 and itself).   See primes in Base 13 Tridecimal

A Composite

Composites have more than just these two factors.

One hundred and thirty-nine thousand seven hundred and eighty 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-nine thousand seven hundred and eighty has the following 4 prime factors:

2
213
Two in Base 13 Tridecimal
5
513
Five in Base 13 Tridecimal
29
2313
Twenty-Nine in Base 13 Tridecimal
241
15713
Two Hundred and Forty-One in Base 13 Tridecimal

Prime Factorization

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

2132 · 5131 · 23131 · 157131 = 4b81413

Base Conversions

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