The Number

129961

One Hundred and Twenty-Nine Thousand Nine Hundred and Sixty-One

In Base 21 Unovigesimal Is

e0ed21

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

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

Nearby Numbers

Positive, nonzero integers within three units

129958
e0ea21
One Hundred and Twenty-Nine Thousand Nine Hundred and Fifty-Eight in Base 21 Unovigesimal
129959
e0eb21
One Hundred and Twenty-Nine Thousand Nine Hundred and Fifty-Nine in Base 21 Unovigesimal
129960
e0ec21
One Hundred and Twenty-Nine Thousand Nine Hundred and Sixty in Base 21 Unovigesimal
129962
e0ee21
One Hundred and Twenty-Nine Thousand Nine Hundred and Sixty-Two in Base 21 Unovigesimal
129963
e0ef21
One Hundred and Twenty-Nine Thousand Nine Hundred and Sixty-Three in Base 21 Unovigesimal
129964
e0eg21
One Hundred and Twenty-Nine 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.

1.29961e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0001a8je8072f13a21

The reciprocal of 129961 in Base 21 Unovigesimal.

Palindrome?

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

The number e0ed21 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 twenty-nine thousand nine hundred and sixty-one is a composite number with 6 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 twenty-nine thousand nine hundred and sixty-one is a composite number with 6 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 twenty-nine thousand nine hundred and sixty-one has the following 2 prime factors:

13
d21
Thirteen in Base 21 Unovigesimal
769
1fd21
Seven Hundred and Sixty-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

d212 · 1fd211 = e0ed21

Base Conversions

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