The Number

138636

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

In Base 21 Unovigesimal Is

ek7f21

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

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

Nearby Numbers

Positive, nonzero integers within three units

138633
ek7c21
One Hundred and Thirty-Eight Thousand Six Hundred and Thirty-Three in Base 21 Unovigesimal
138634
ek7d21
One Hundred and Thirty-Eight Thousand Six Hundred and Thirty-Four in Base 21 Unovigesimal
138635
ek7e21
One Hundred and Thirty-Eight Thousand Six Hundred and Thirty-Five in Base 21 Unovigesimal
138637
ek7g21
One Hundred and Thirty-Eight Thousand Six Hundred and Thirty-Seven in Base 21 Unovigesimal
138638
ek7h21
One Hundred and Thirty-Eight Thousand Six Hundred and Thirty-Eight in Base 21 Unovigesimal
138639
ek7i21
One Hundred and Thirty-Eight Thousand Six Hundred and Thirty-Nine in Base 21 Unovigesimal

Scientific Notation

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

1.38636e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000189da7336kk21

The reciprocal of 138636 in Base 21 Unovigesimal.

Palindrome?

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

The number ek7f21 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 thirty-six is a composite number with 18 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 six hundred and thirty-six is a composite number with 18 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 thirty-six has the following 3 prime factors:

2
221
Two in Base 21 Unovigesimal
3
321
Three in Base 21 Unovigesimal
3851
8f821
Three Thousand Eight Hundred and Fifty-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

2212 · 3212 · 8f8211 = ek7f21

Base Conversions

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