The Number

138678

One Hundred and Thirty-Eight Thousand Six Hundred and Seventy-Eight

In Base 15 Quindecimal Is

2b15315

The numbers with a 15 subscript use Base 15 Quindecimal notation.

For more familiar numbers: See One Hundred and Thirty-Eight Thousand Six Hundred and Seventy-Eight in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

138675
2b15015
One Hundred and Thirty-Eight Thousand Six Hundred and Seventy-Five in Base 15 Quindecimal
138676
2b15115
One Hundred and Thirty-Eight Thousand Six Hundred and Seventy-Six in Base 15 Quindecimal
138677
2b15215
One Hundred and Thirty-Eight Thousand Six Hundred and Seventy-Seven in Base 15 Quindecimal
138679
2b15415
One Hundred and Thirty-Eight Thousand Six Hundred and Seventy-Nine in Base 15 Quindecimal
138680
2b15515
One Hundred and Thirty-Eight Thousand Six Hundred and Eighty in Base 15 Quindecimal
138681
2b15615
One Hundred and Thirty-Eight Thousand Six Hundred and Eighty-One in Base 15 Quindecimal

Scientific Notation

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

1.38678e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00005720d194189d8b15

The reciprocal of 138678 in Base 15 Quindecimal.

Palindrome?

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

The number 2b15315 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 six hundred and seventy-eight is a composite number with 16 total factors (including 1 and itself).   See primes in Base 15 Quindecimal

A Composite

Composites have more than just these two factors.

One hundred and thirty-eight thousand six hundred and seventy-eight 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 six hundred and seventy-eight has the following 4 prime factors:

2
215
Two in Base 15 Quindecimal
3
315
Three in Base 15 Quindecimal
29
1e15
Twenty-Nine in Base 15 Quindecimal
797
38215
Seven Hundred and Ninety-Seven in Base 15 Quindecimal

Prime Factorization

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

2151 · 3151 · 1e151 · 382151 = 2b15315

Base Conversions

The number one hundred and thirty-eight thousand six hundred and seventy-eight in 35 different bases