The Number

139790

One Hundred and Thirty-Nine Thousand Seven Hundred and Ninety

In Base 21 Unovigesimal Is

f1ke21

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

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

Nearby Numbers

Positive, nonzero integers within three units

139787
f1kb21
One Hundred and Thirty-Nine Thousand Seven Hundred and Eighty-Seven in Base 21 Unovigesimal
139788
f1kc21
One Hundred and Thirty-Nine Thousand Seven Hundred and Eighty-Eight in Base 21 Unovigesimal
139789
f1kd21
One Hundred and Thirty-Nine Thousand Seven Hundred and Eighty-Nine in Base 21 Unovigesimal
139791
f1kf21
One Hundred and Thirty-Nine Thousand Seven Hundred and Ninety-One in Base 21 Unovigesimal
139792
f1kg21
One Hundred and Thirty-Nine Thousand Seven Hundred and Ninety-Two in Base 21 Unovigesimal
139793
f1kh21
One Hundred and Thirty-Nine Thousand Seven Hundred and Ninety-Three in Base 21 Unovigesimal

Scientific Notation

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

1.39790e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000184b52h9i46h721

The reciprocal of 139790 in Base 21 Unovigesimal.

Palindrome?

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

The number f1ke21 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-nine thousand seven hundred and ninety is a composite number with 16 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-nine thousand seven hundred and ninety is a composite number with 16 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-nine thousand seven hundred and ninety has the following 4 prime factors:

2
221
Two in Base 21 Unovigesimal
5
521
Five in Base 21 Unovigesimal
7
721
Seven in Base 21 Unovigesimal
1997
4b221
One Thousand Nine Hundred and Ninety-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 · 5211 · 7211 · 4b2211 = f1ke21

Base Conversions

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