29138805

29,138,805 is an odd composite number composed of three prime numbers multiplied together.

What does the number 29138805 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 16 divisors.

29138805 is an odd composite number. It is composed of three distinct prime numbers multiplied together. It has a total of sixteen divisors.

Prime factorization of 29138805:

3³ × 5 × 215843

(3 × 3 × 3 × 5 × 215843)

See below for interesting mathematical facts about the number 29138805 from the Numbermatics database.

Names of 29138805

Cardinal: 29138805 can be written as Twenty-nine million, one hundred thirty-eight thousand, eight hundred five.

Scientific notation

Scientific notation: 2.9138805 × 10⁷

Factors of 29138805

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 5
Sum of prime factors: 215851

Divisors of 29138805

Number of divisors d(n): 16
Complete list of divisors:
1 3 5 9 15 27 45 135 215843 647529 1079215 1942587 3237645 5827761 9712935 29138805
Sum of all divisors σ(n): 51802560
Sum of proper divisors (its aliquot sum) s(n): 22663755
29138805 is a deficient number, because the sum of its proper divisors (22663755) is less than itself. Its deficiency is 6475050

Bases of 29138805

Binary: 1101111001001111101110101₂
Hexadecimal: 0x1BC9F75
Base-36: HCJN9

Squares and roots of 29138805

29138805 squared (29138805²) is 849069956828025
29138805 cubed (29138805³) is 24740883903370239010125
The square root of 29138805 is 5398.0371432587
The cube root of 29138805 is 307.7210783755

Scales and comparisons

How big is 29138805?

29,138,805 seconds is equal to 48 weeks, 1 day, 6 hours, 6 minutes, 45 seconds.
To count from 1 to 29,138,805 would take you about twenty 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 29138805 cubic inches would be around 25.6 feet tall.

Recreational maths with 29138805

29138805 backwards is 50883192
The number of decimal digits it has is: 8
The sum of 29138805's digits is 36
More coming soon!

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The information we have on file for 29138805 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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