13378729

13,378,729 is an odd composite number composed of four prime numbers multiplied together.

What does the number 13378729 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 16 divisors.

13378729 is an odd composite number. It is composed of four distinct prime numbers multiplied together. It has a total of sixteen divisors.

Prime factorization of 13378729:

7 × 13 × 79 × 1861

See below for interesting mathematical facts about the number 13378729 from the Numbermatics database.

Names of 13378729

Cardinal: 13378729 can be written as Thirteen million, three hundred seventy-eight thousand, seven hundred twenty-nine.

Scientific notation

Scientific notation: 1.3378729 × 10⁷

Factors of 13378729

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 4
Sum of prime factors: 1960

Divisors of 13378729

Number of divisors d(n): 16
Complete list of divisors:
1 7 13 79 91 553 1027 1861 7189 13027 24193 147019 169351 1029133 1911247 13378729
Sum of all divisors σ(n): 16683520
Sum of proper divisors (its aliquot sum) s(n): 3304791
13378729 is a deficient number, because the sum of its proper divisors (3304791) is less than itself. Its deficiency is 10073938

Bases of 13378729

Binary: 110011000010010010101001₂
Hexadecimal: 0xCC24A9
Base-36: 7YR3D

Squares and roots of 13378729

13378729 squared (13378729²) is 178990389655441
13378729 cubed (13378729³) is 2394663916804548514489
The square root of 13378729 is 3657.6944924365
The cube root of 13378729 is 237.3950280335

Scales and comparisons

How big is 13378729?

13,378,729 seconds is equal to 22 weeks, 20 hours, 18 minutes, 49 seconds.
To count from 1 to 13,378,729 would take you about thirty-three 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 13378729 cubic inches would be around 19.8 feet tall.

Recreational maths with 13378729

13378729 backwards is 92787331
The number of decimal digits it has is: 8
The sum of 13378729's digits is 40
More coming soon!

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The information we have on file for 13378729 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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