The Number

129997

One Hundred and Twenty-Nine Thousand Nine Hundred and Ninety-Seven

In Base 21 Unovigesimal Is

e0g721

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 Ninety-Seven in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

129994
e0g421
One Hundred and Twenty-Nine Thousand Nine Hundred and Ninety-Four in Base 21 Unovigesimal
129995
e0g521
One Hundred and Twenty-Nine Thousand Nine Hundred and Ninety-Five in Base 21 Unovigesimal
129996
e0g621
One Hundred and Twenty-Nine Thousand Nine Hundred and Ninety-Six in Base 21 Unovigesimal
129998
e0g821
One Hundred and Twenty-Nine Thousand Nine Hundred and Ninety-Eight in Base 21 Unovigesimal
129999
e0g921
One Hundred and Twenty-Nine Thousand Nine Hundred and Ninety-Nine in Base 21 Unovigesimal
130000
e0ga21
One Hundred and Thirty Thousand in Base 21 Unovigesimal

Scientific Notation

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

1.29997e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0001a8fhgaff9d9f21

The reciprocal of 129997 in Base 21 Unovigesimal.

Palindrome?

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

The number e0g721 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 ninety-seven is a composite number with 8 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 ninety-seven is a composite number with 8 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 ninety-seven has the following 2 prime factors:

7
721
Seven in Base 21 Unovigesimal
379
i121
Three Hundred and Seventy-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

7213 · i1211 = e0g721

Base Conversions

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