72706730

72,706,730 is an even composite number composed of five prime numbers multiplied together.

What does the number 72706730 look like?

This visualization shows the relationship between its 5 prime factors (large circles) and 32 divisors.

72706730 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of thirty-two divisors.

Prime factorization of 72706730:

2 × 5 × 19 × 139 × 2753

See below for interesting mathematical facts about the number 72706730 from the Numbermatics database.

Names of 72706730

Cardinal: 72706730 can be written as Seventy-two million, seven hundred six thousand, seven hundred thirty.

Scientific notation

Scientific notation: 7.270673 × 10⁷

Factors of 72706730

Number of distinct prime factors ω(n): 5
Total number of prime factors Ω(n): 5
Sum of prime factors: 2918

Divisors of 72706730

Number of divisors d(n): 32
Complete list of divisors:
1 2 5 10 19 38 95 139 190 278 695 1390 2641 2753 5282 5506 13205 13765 26410 27530 52307 104614 261535 382667 523070 765334 1913335 3826670 7270673 14541346 36353365 72706730
Sum of all divisors σ(n): 138801600
Sum of proper divisors (its aliquot sum) s(n): 66094870
72706730 is a deficient number, because the sum of its proper divisors (66094870) is less than itself. Its deficiency is 6611860

Bases of 72706730

Binary: 100010101010110101010101010₂
Hexadecimal: 0x4556AAA
Base-36: 17ACVE

Squares and roots of 72706730

72706730 squared (72706730²) is 5286268587292900
72706730 cubed (72706730³) is 384347302883786311217000
The square root of 72706730 is 8526.8241450143
The cube root of 72706730 is 417.3734996289

Scales and comparisons

How big is 72706730?

72,706,730 seconds is equal to 2 years, 16 weeks, 1 day, 12 hours, 18 minutes, 50 seconds.
To count from 1 to 72,706,730 would take you about three years!

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 72706730 cubic inches would be around 34.8 feet tall.

Recreational maths with 72706730

72706730 backwards is 03760727
The number of decimal digits it has is: 8
The sum of 72706730's digits is 32
More coming soon!

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The information we have on file for 72706730 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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