The Number

137991

One Hundred and Thirty-Seven Thousand Nine Hundred and Ninety-One

In Base 28 Octovigesimal Is

680728

The numbers with a 28 subscript use Base 28 Octovigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

137988
680428
One Hundred and Thirty-Seven Thousand Nine Hundred and Eighty-Eight in Base 28 Octovigesimal
137989
680528
One Hundred and Thirty-Seven Thousand Nine Hundred and Eighty-Nine in Base 28 Octovigesimal
137990
680628
One Hundred and Thirty-Seven Thousand Nine Hundred and Ninety in Base 28 Octovigesimal
137992
680828
One Hundred and Thirty-Seven Thousand Nine Hundred and Ninety-Two in Base 28 Octovigesimal
137993
680928
One Hundred and Thirty-Seven Thousand Nine Hundred and Ninety-Three in Base 28 Octovigesimal
137994
680a28
One Hundred and Thirty-Seven Thousand Nine Hundred and Ninety-Four in Base 28 Octovigesimal

Scientific Notation

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

1.37991e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0004ck565efab4i28

The reciprocal of 137991 in Base 28 Octovigesimal.

Palindrome?

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

The number 680728 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-seven thousand nine hundred and ninety-one is a composite number with 8 total factors (including 1 and itself).   See primes in Base 28 Octovigesimal

A Composite

Composites have more than just these two factors.

One hundred and thirty-seven thousand nine hundred and ninety-one is a composite number with 8 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-seven thousand nine hundred and ninety-one has the following 3 prime factors:

3
328
Three in Base 28 Octovigesimal
7
728
Seven in Base 28 Octovigesimal
6571
8aj28
Six Thousand Five Hundred and Seventy-One in Base 28 Octovigesimal

Prime Factorization

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

3281 · 7281 · 8aj281 = 680728

Base Conversions

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