The Number

139905

One Hundred and Thirty-Nine Thousand Nine Hundred and Five

In Base 13 Tridecimal Is

4b8ac13

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

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

Nearby Numbers

Positive, nonzero integers within three units

139902
4b8a913
One Hundred and Thirty-Nine Thousand Nine Hundred and Two in Base 13 Tridecimal
139903
4b8aa13
One Hundred and Thirty-Nine Thousand Nine Hundred and Three in Base 13 Tridecimal
139904
4b8ab13
One Hundred and Thirty-Nine Thousand Nine Hundred and Four in Base 13 Tridecimal
139906
4b8b013
One Hundred and Thirty-Nine Thousand Nine Hundred and Six in Base 13 Tridecimal
139907
4b8b113
One Hundred and Thirty-Nine Thousand Nine Hundred and Seven in Base 13 Tridecimal
139908
4b8b213
One Hundred and Thirty-Nine Thousand Nine Hundred and Eight in Base 13 Tridecimal

Scientific Notation

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

1.39905e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000028667b20a5a32b13

The reciprocal of 139905 in Base 13 Tridecimal.

Palindrome?

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

The number 4b8ac13 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 nine hundred and five is a composite number with 12 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 nine hundred and five is a composite number with 12 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 nine hundred and five has the following 3 prime factors:

3
313
Three in Base 13 Tridecimal
5
513
Five in Base 13 Tridecimal
3109
155213
Three Thousand One Hundred and Nine in Base 13 Tridecimal

Prime Factorization

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

3132 · 5131 · 1552131 = 4b8ac13

Base Conversions

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