13129105

13,129,105 is an odd composite number composed of three prime numbers multiplied together.

What does the number 13129105 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 12 divisors.

13129105 is an odd composite number. It is composed of three distinct prime numbers multiplied together. It has a total of twelve divisors.

Prime factorization of 13129105:

5 × 11² × 21701

(5 × 11 × 11 × 21701)

See below for interesting mathematical facts about the number 13129105 from the Numbermatics database.

Names of 13129105

Cardinal: 13129105 can be written as Thirteen million, one hundred twenty-nine thousand, one hundred five.

Scientific notation

Scientific notation: 1.3129105 × 10⁷

Factors of 13129105

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 4
Sum of prime factors: 21717

Divisors of 13129105

Number of divisors d(n): 12
Complete list of divisors:
1 5 11 55 121 605 21701 108505 238711 1193555 2625821 13129105
Sum of all divisors σ(n): 17318196
Sum of proper divisors (its aliquot sum) s(n): 4189091
13129105 is a deficient number, because the sum of its proper divisors (4189091) is less than itself. Its deficiency is 8940014

Bases of 13129105

Binary: 110010000101010110010001₂
Hexadecimal: 0xC85591
Base-36: 7TEHD

Squares and roots of 13129105

13129105 squared (13129105²) is 172373398101025
13129105 cubed (13129105³) is 2263108442875157832625
The square root of 13129105 is 3623.4106860801
The cube root of 13129105 is 235.9092883683

Scales and comparisons

How big is 13129105?

13,129,105 seconds is equal to 21 weeks, 4 days, 22 hours, 58 minutes, 25 seconds.
To count from 1 to 13,129,105 would take you about thirty-two 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 13129105 cubic inches would be around 19.7 feet tall.

Recreational maths with 13129105

13129105 backwards is 50192131
The number of decimal digits it has is: 8
The sum of 13129105's digits is 22
More coming soon!

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The information we have on file for 13129105 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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