The Number

138938

One Hundred and Thirty-Eight Thousand Nine Hundred and Thirty-Eight

In Base 21 Unovigesimal Is

f01221

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

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

Nearby Numbers

Positive, nonzero integers within three units

138935
f00k21
One Hundred and Thirty-Eight Thousand Nine Hundred and Thirty-Five in Base 21 Unovigesimal
138936
f01021
One Hundred and Thirty-Eight Thousand Nine Hundred and Thirty-Six in Base 21 Unovigesimal
138937
f01121
One Hundred and Thirty-Eight Thousand Nine Hundred and Thirty-Seven in Base 21 Unovigesimal
138939
f01321
One Hundred and Thirty-Eight Thousand Nine Hundred and Thirty-Nine in Base 21 Unovigesimal
138940
f01421
One Hundred and Thirty-Eight Thousand Nine Hundred and Forty in Base 21 Unovigesimal
138941
f01521
One Hundred and Thirty-Eight Thousand Nine Hundred and Forty-One in Base 21 Unovigesimal

Scientific Notation

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

1.38938e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000188656i8d57g21

The reciprocal of 138938 in Base 21 Unovigesimal.

Palindrome?

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

The number f01221 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 nine hundred and thirty-eight 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 nine hundred and thirty-eight 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 nine hundred and thirty-eight has the following 3 prime factors:

2
221
Two in Base 21 Unovigesimal
127
6121
One Hundred and Twenty-Seven in Base 21 Unovigesimal
547
15121
Five Hundred and Forty-Seven in Base 21 Unovigesimal

Prime Factorization

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

2211 · 61211 · 151211 = f01221

Base Conversions

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