The Number

138087

One Hundred and Thirty-Eight Thousand and Eighty-Seven

In Base 21 Unovigesimal Is

ej2c21

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

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

Nearby Numbers

Positive, nonzero integers within three units

138084
ej2921
One Hundred and Thirty-Eight Thousand and Eighty-Four in Base 21 Unovigesimal
138085
ej2a21
One Hundred and Thirty-Eight Thousand and Eighty-Five in Base 21 Unovigesimal
138086
ej2b21
One Hundred and Thirty-Eight Thousand and Eighty-Six in Base 21 Unovigesimal
138088
ej2d21
One Hundred and Thirty-Eight Thousand and Eighty-Eight in Base 21 Unovigesimal
138089
ej2e21
One Hundred and Thirty-Eight Thousand and Eighty-Nine in Base 21 Unovigesimal
138090
ej2f21
One Hundred and Thirty-Eight Thousand 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.

1.38087e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00018c2304j4aj1e21

The reciprocal of 138087 in Base 21 Unovigesimal.

Palindrome?

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

The number ej2c21 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 and eighty-seven is a composite number with 12 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 and eighty-seven 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-eight thousand and eighty-seven has the following 3 prime factors:

3
321
Three in Base 21 Unovigesimal
67
3421
Sixty-Seven in Base 21 Unovigesimal
229
aj21
Two Hundred and Twenty-Nine in Base 21 Unovigesimal

Prime Factorization

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

3212 · 34211 · aj211 = ej2c21

Base Conversions

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