The Number

129801

One Hundred and Twenty-Nine Thousand Eight Hundred and One

In Base 21 Unovigesimal Is

e07021

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

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

Nearby Numbers

Positive, nonzero integers within three units

129798
e06i21
One Hundred and Twenty-Nine Thousand Seven Hundred and Ninety-Eight in Base 21 Unovigesimal
129799
e06j21
One Hundred and Twenty-Nine Thousand Seven Hundred and Ninety-Nine in Base 21 Unovigesimal
129800
e06k21
One Hundred and Twenty-Nine Thousand Eight Hundred in Base 21 Unovigesimal
129802
e07121
One Hundred and Twenty-Nine Thousand Eight Hundred and Two in Base 21 Unovigesimal
129803
e07221
One Hundred and Twenty-Nine Thousand Eight Hundred and Three in Base 21 Unovigesimal
129804
e07321
One Hundred and Twenty-Nine Thousand Eight Hundred and 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.

1.29801e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0001a9fg2cjeb3521

The reciprocal of 129801 in Base 21 Unovigesimal.

Palindrome?

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

The number e07021 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 eight hundred and one is a composite number with 12 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 eight hundred and one is a composite number with 12 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 eight hundred and one has the following 3 prime factors:

3
321
Three in Base 21 Unovigesimal
7
721
Seven in Base 21 Unovigesimal
883
20121
Eight Hundred and Eighty-Three in Base 21 Unovigesimal

Prime Factorization

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

3211 · 7212 · 201211 = e07021

Base Conversions

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