The Number

138005

One Hundred and Thirty-Eight Thousand and Five

In Base 21 Unovigesimal Is

eije21

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

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

Nearby Numbers

Positive, nonzero integers within three units

138002
eijb21
One Hundred and Thirty-Eight Thousand and Two in Base 21 Unovigesimal
138003
eijc21
One Hundred and Thirty-Eight Thousand and Three in Base 21 Unovigesimal
138004
eijd21
One Hundred and Thirty-Eight Thousand and Four in Base 21 Unovigesimal
138006
eijf21
One Hundred and Thirty-Eight Thousand and Six in Base 21 Unovigesimal
138007
eijg21
One Hundred and Thirty-Eight Thousand and Seven in Base 21 Unovigesimal
138008
eijh21
One Hundred and Thirty-Eight Thousand and Eight in Base 21 Unovigesimal

Scientific Notation

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

1.38005e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00018c9ifkcbj0gf21

The reciprocal of 138005 in Base 21 Unovigesimal.

Palindrome?

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

The number eije21 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 five is a composite number with 8 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 five 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-eight thousand and five has the following 3 prime factors:

5
521
Five in Base 21 Unovigesimal
7
721
Seven in Base 21 Unovigesimal
3943
8jg21
Three Thousand Nine Hundred and Forty-Three in Base 21 Unovigesimal

Prime Factorization

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

5211 · 7211 · 8jg211 = eije21

Base Conversions

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