The Number

129090

One Hundred and Twenty-Nine Thousand and Ninety

In Base 18 Octodecimal Is

1427c18

The numbers with a 18 subscript use Base 18 Octodecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

129087
1427918
One Hundred and Twenty-Nine Thousand and Eighty-Seven in Base 18 Octodecimal
129088
1427a18
One Hundred and Twenty-Nine Thousand and Eighty-Eight in Base 18 Octodecimal
129089
1427b18
One Hundred and Twenty-Nine Thousand and Eighty-Nine in Base 18 Octodecimal
129091
1427d18
One Hundred and Twenty-Nine Thousand and Ninety-One in Base 18 Octodecimal
129092
1427e18
One Hundred and Twenty-Nine Thousand and Ninety-Two in Base 18 Octodecimal
129093
1427f18
One Hundred and Twenty-Nine Thousand and Ninety-Three in Base 18 Octodecimal

Scientific Notation

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

1.29090e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000eb8a8fcge7a218

The reciprocal of 129090 in Base 18 Octodecimal.

Palindrome?

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

The number 1427c18 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 and ninety is a composite number with 32 total factors (including 1 and itself).   See primes in Base 18 Octodecimal

A Composite

Composites have more than just these two factors.

One hundred and twenty-nine thousand and ninety is a composite number with 32 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 and ninety has the following 5 prime factors:

2
218
Two in Base 18 Octodecimal
3
318
Three in Base 18 Octodecimal
5
518
Five in Base 18 Octodecimal
13
d18
Thirteen in Base 18 Octodecimal
331
10718
Three Hundred and Thirty-One in Base 18 Octodecimal

Prime Factorization

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

2181 · 3181 · 5181 · d181 · 107181 = 1427c18

Base Conversions

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