12729005

12,729,005 is an odd composite number composed of four prime numbers multiplied together.

What does the number 12729005 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 24 divisors.

12729005 is an odd composite number. It is composed of four distinct prime numbers multiplied together. It has a total of twenty-four divisors.

Prime factorization of 12729005:

5 × 17² × 23 × 383

(5 × 17 × 17 × 23 × 383)

See below for interesting mathematical facts about the number 12729005 from the Numbermatics database.

Names of 12729005

Cardinal: 12729005 can be written as Twelve million, seven hundred twenty-nine thousand and five.

Scientific notation

Scientific notation: 1.2729005 × 10⁷

Factors of 12729005

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 5
Sum of prime factors: 428

Divisors of 12729005

Number of divisors d(n): 24
Complete list of divisors:
1 5 17 23 85 115 289 383 391 1445 1915 1955 6511 6647 8809 32555 33235 44045 110687 149753 553435 748765 2545801 12729005
Sum of all divisors σ(n): 16975872
Sum of proper divisors (its aliquot sum) s(n): 4246867
12729005 is a deficient number, because the sum of its proper divisors (4246867) is less than itself. Its deficiency is 8482138

Bases of 12729005

Binary: 110000100011101010101101₂
Hexadecimal: 0xC23AAD
Base-36: 7KTRH

Squares and roots of 12729005

12729005 squared (12729005²) is 162027568290025
12729005 cubed (12729005³) is 2062449726901569675125
The square root of 12729005 is 3567.7731149837
The cube root of 12729005 is 233.4881365033

Scales and comparisons

How big is 12729005?

12,729,005 seconds is equal to 21 weeks, 7 hours, 50 minutes, 5 seconds.
To count from 1 to 12,729,005 would take you about thirty-one weeks!

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 12729005 cubic inches would be around 19.5 feet tall.

Recreational maths with 12729005

12729005 backwards is 50092721
The number of decimal digits it has is: 8
The sum of 12729005's digits is 26
More coming soon!

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The information we have on file for 12729005 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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