The Number

129808

One Hundred and Twenty-Nine Thousand Eight Hundred and Eight

In Base 31 Untrigesimal Is

4b2b31

The numbers with a 31 subscript use Base 31 Untrigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

129805
4b2831
One Hundred and Twenty-Nine Thousand Eight Hundred and Five in Base 31 Untrigesimal
129806
4b2931
One Hundred and Twenty-Nine Thousand Eight Hundred and Six in Base 31 Untrigesimal
129807
4b2a31
One Hundred and Twenty-Nine Thousand Eight Hundred and Seven in Base 31 Untrigesimal
129809
4b2c31
One Hundred and Twenty-Nine Thousand Eight Hundred and Nine in Base 31 Untrigesimal
129810
4b2d31
One Hundred and Twenty-Nine Thousand Eight Hundred and Ten in Base 31 Untrigesimal
129811
4b2e31
One Hundred and Twenty-Nine Thousand Eight Hundred and Eleven in Base 31 Untrigesimal

Scientific Notation

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

1.29808e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00073h1g8b5i2131

The reciprocal of 129808 in Base 31 Untrigesimal.

Palindrome?

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

The number 4b2b31 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 eight is a composite number with 40 total factors (including 1 and itself).   See primes in Base 31 Untrigesimal

A Composite

Composites have more than just these two factors.

One hundred and twenty-nine thousand eight hundred and eight is a composite number with 40 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 eight has the following 4 prime factors:

2
231
Two in Base 31 Untrigesimal
7
731
Seven in Base 31 Untrigesimal
19
j31
Nineteen in Base 31 Untrigesimal
61
1u31
Sixty-One in Base 31 Untrigesimal

Prime Factorization

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

2314 · 7311 · j311 · 1u311 = 4b2b31

Base Conversions

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