The Number

139391

One Hundred and Thirty-Nine Thousand Three Hundred and Ninety-One

In Base 21 Unovigesimal Is

f11e21

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

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

Nearby Numbers

Positive, nonzero integers within three units

139388
f11b21
One Hundred and Thirty-Nine Thousand Three Hundred and Eighty-Eight in Base 21 Unovigesimal
139389
f11c21
One Hundred and Thirty-Nine Thousand Three Hundred and Eighty-Nine in Base 21 Unovigesimal
139390
f11d21
One Hundred and Thirty-Nine Thousand Three Hundred and Ninety in Base 21 Unovigesimal
139392
f11f21
One Hundred and Thirty-Nine Thousand Three Hundred and Ninety-Two in Base 21 Unovigesimal
139393
f11g21
One Hundred and Thirty-Nine Thousand Three Hundred and Ninety-Three in Base 21 Unovigesimal
139394
f11h21
One Hundred and Thirty-Nine Thousand Three Hundred and Ninety-Four in Base 21 Unovigesimal

Scientific Notation

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

1.39391e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00018662d30e1gai21

The reciprocal of 139391 in Base 21 Unovigesimal.

Palindrome?

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

The number f11e21 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 three hundred and ninety-one is a composite number with 4 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 three hundred and ninety-one is a composite number with 4 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 three hundred and ninety-one has the following 2 prime factors:

7
721
Seven in Base 21 Unovigesimal
19913
233521
Nineteen Thousand Nine Hundred and Thirteen in Base 21 Unovigesimal

Prime Factorization

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

7211 · 2335211 = f11e21

Base Conversions

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