The Number

138945

One Hundred and Thirty-Eight Thousand Nine Hundred and Forty-Five

In Base 13 Tridecimal Is

4b32113

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

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

Nearby Numbers

Positive, nonzero integers within three units

138942
4b31b13
One Hundred and Thirty-Eight Thousand Nine Hundred and Forty-Two in Base 13 Tridecimal
138943
4b31c13
One Hundred and Thirty-Eight Thousand Nine Hundred and Forty-Three in Base 13 Tridecimal
138944
4b32013
One Hundred and Thirty-Eight Thousand Nine Hundred and Forty-Four in Base 13 Tridecimal
138946
4b32213
One Hundred and Thirty-Eight Thousand Nine Hundred and Forty-Six in Base 13 Tridecimal
138947
4b32313
One Hundred and Thirty-Eight Thousand Nine Hundred and Forty-Seven in Base 13 Tridecimal
138948
4b32413
One Hundred and Thirty-Eight Thousand Nine Hundred and Forty-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.

1.38945e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00002897b73ba19c14713

The reciprocal of 138945 in Base 13 Tridecimal.

Palindrome?

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

The number 4b32113 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 forty-five is a composite number with 16 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-eight thousand nine hundred and forty-five 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 forty-five has the following 4 prime factors:

3
313
Three in Base 13 Tridecimal
5
513
Five in Base 13 Tridecimal
59
4713
Fifty-Nine in Base 13 Tridecimal
157
c113
One Hundred and Fifty-Seven in Base 13 Tridecimal

Prime Factorization

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

3131 · 5131 · 47131 · c1131 = 4b32113

Base Conversions

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