126729

126,729 is an odd composite number composed of two prime numbers multiplied together.

What does the number 126729 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 6 divisors.

126729 is an odd composite number. It is composed of two distinct prime numbers multiplied together. It has a total of six divisors.

Prime factorization of 126729:

3² × 14081

(3 × 3 × 14081)

See below for interesting mathematical facts about the number 126729 from the Numbermatics database.

Names of 126729

Cardinal: 126729 can be written as One hundred twenty-six thousand, seven hundred twenty-nine.

Scientific notation

Scientific notation: 1.26729 × 10⁵

Factors of 126729

Number of distinct prime factors ω(n): 2
Total number of prime factors Ω(n): 3
Sum of prime factors: 14084

Divisors of 126729

Number of divisors d(n): 6
Complete list of divisors:
1 3 9 14081 42243 126729
Sum of all divisors σ(n): 183066
Sum of proper divisors (its aliquot sum) s(n): 56337
126729 is a deficient number, because the sum of its proper divisors (56337) is less than itself. Its deficiency is 70392

Bases of 126729

Binary: 11110111100001001₂
Hexadecimal: 0x1EF09
Base-36: 2PS9

Squares and roots of 126729

126729 squared (126729²) is 16060239441
126729 cubed (126729³) is 2035298084118489
The square root of 126729 is 355.9901684037
The cube root of 126729 is 50.2294785143

Scales and comparisons

How big is 126729?

126,729 seconds is equal to 1 day, 11 hours, 12 minutes, 9 seconds.
To count from 1 to 126,729 would take you about eleven hours.

This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)
A cube with a volume of 126729 cubic inches would be around 4.2 feet tall.

Recreational maths with 126729

126729 backwards is 927621
The number of decimal digits it has is: 6
The sum of 126729's digits is 27
More coming soon!

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The information we have on file for 126729 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!

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