The Number

138961

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

In Base 21 Unovigesimal Is

f02421

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 Sixty-One in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

138958
f02121
One Hundred and Thirty-Eight Thousand Nine Hundred and Fifty-Eight in Base 21 Unovigesimal
138959
f02221
One Hundred and Thirty-Eight Thousand Nine Hundred and Fifty-Nine in Base 21 Unovigesimal
138960
f02321
One Hundred and Thirty-Eight Thousand Nine Hundred and Sixty in Base 21 Unovigesimal
138962
f02521
One Hundred and Thirty-Eight Thousand Nine Hundred and Sixty-Two in Base 21 Unovigesimal
138963
f02621
One Hundred and Thirty-Eight Thousand Nine Hundred and Sixty-Three in Base 21 Unovigesimal
138964
f02721
One Hundred and Thirty-Eight Thousand Nine Hundred and Sixty-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.

1.38961e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000188425e00h5a221

The reciprocal of 138961 in Base 21 Unovigesimal.

Palindrome?

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

The number f02421 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 sixty-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-eight thousand nine hundred and sixty-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-eight thousand nine hundred and sixty-one has the following 2 prime factors:

79
3g21
Seventy-Nine in Base 21 Unovigesimal
1759
3kg21
One Thousand Seven Hundred and Fifty-Nine in Base 21 Unovigesimal

Prime Factorization

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

3g211 · 3kg211 = f02421

Base Conversions

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