729142

729,142 is an even composite number composed of two prime numbers multiplied together.

What does the number 729142 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 4 divisors.

729142 is an even composite number. It is composed of two distinct prime numbers multiplied together. It has a total of four divisors.

Prime factorization of 729142:

2 × 364571

See below for interesting mathematical facts about the number 729142 from the Numbermatics database.

Names of 729142

Cardinal: 729142 can be written as Seven hundred twenty-nine thousand, one hundred forty-two.

Scientific notation

Scientific notation: 7.29142 × 10⁵

Factors of 729142

Number of distinct prime factors ω(n): 2
Total number of prime factors Ω(n): 2
Sum of prime factors: 364573

Divisors of 729142

Number of divisors d(n): 4
Complete list of divisors:
1 2 364571 729142
Sum of all divisors σ(n): 1093716
Sum of proper divisors (its aliquot sum) s(n): 364574
729142 is a deficient number, because the sum of its proper divisors (364574) is less than itself. Its deficiency is 364568

Bases of 729142

Binary: 10110010000000110110₂
Hexadecimal: 0xB2036
Base-36: FMLY

Squares and roots of 729142

729142 squared (729142²) is 531648056164
729142 cubed (729142³) is 387646926967531288
The square root of 729142 is 853.8981203867
The cube root of 729142 is 90.0058432419

Scales and comparisons

How big is 729142?

729,142 seconds is equal to 1 week, 1 day, 10 hours, 32 minutes, 22 seconds.
To count from 1 to 729,142 would take you about ten 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 729142 cubic inches would be around 7.5 feet tall.

Recreational maths with 729142

729142 backwards is 241927
The number of decimal digits it has is: 6
The sum of 729142's digits is 25
More coming soon!

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The information we have on file for 729142 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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