The Number

138887

One Hundred and Thirty-Eight Thousand Eight Hundred and Eighty-Seven

In Base 21 Unovigesimal Is

ekje21

The numbers with a 21 subscript use Base 21 Unovigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

138884
ekjb21
One Hundred and Thirty-Eight Thousand Eight Hundred and Eighty-Four in Base 21 Unovigesimal
138885
ekjc21
One Hundred and Thirty-Eight Thousand Eight Hundred and Eighty-Five in Base 21 Unovigesimal
138886
ekjd21
One Hundred and Thirty-Eight Thousand Eight Hundred and Eighty-Six in Base 21 Unovigesimal
138888
ekjf21
One Hundred and Thirty-Eight Thousand Eight Hundred and Eighty-Eight in Base 21 Unovigesimal
138889
ekjg21
One Hundred and Thirty-Eight Thousand Eight Hundred and Eighty-Nine in Base 21 Unovigesimal
138890
ekjh21
One Hundred and Thirty-Eight Thousand Eight Hundred and Ninety in Base 21 Unovigesimal

Scientific Notation

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

1.38887e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000188b0627b8ce521

The reciprocal of 138887 in Base 21 Unovigesimal.

Palindrome?

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

The number ekje21 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 eight hundred and eighty-seven is a composite number with 4 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

One hundred and thirty-eight thousand eight hundred and eighty-seven is a composite number with 4 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 eight hundred and eighty-seven has the following 2 prime factors:

7
721
Seven in Base 21 Unovigesimal
19841
22kh21
Nineteen Thousand Eight Hundred and Forty-One in Base 21 Unovigesimal

Prime Factorization

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

7211 · 22kh211 = ekje21

Base Conversions

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