29681991

29,681,991 is an odd composite number composed of three prime numbers multiplied together.

What does the number 29681991 look like?

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

29681991 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 29681991:

3³ × 41 × 26813

(3 × 3 × 3 × 41 × 26813)

See below for interesting mathematical facts about the number 29681991 from the Numbermatics database.

Names of 29681991

Cardinal: 29681991 can be written as Twenty-nine million, six hundred eighty-one thousand, nine hundred ninety-one.

Scientific notation

Scientific notation: 2.9681991 × 10⁷

Factors of 29681991

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 5
Sum of prime factors: 26857

Divisors of 29681991

Number of divisors d(n): 16
Complete list of divisors:
1 3 9 27 41 123 369 1107 26813 80439 241317 723951 1099333 3297999 9893997 29681991
Sum of all divisors σ(n): 45047520
Sum of proper divisors (its aliquot sum) s(n): 15365529
29681991 is a deficient number, because the sum of its proper divisors (15365529) is less than itself. Its deficiency is 14316462

Bases of 29681991

Binary: 1110001001110100101000111₂
Hexadecimal: 0x1C4E947
Base-36: HO6RR

Squares and roots of 29681991

29681991 squared (29681991²) is 881020589724081
29681991 cubed (29681991³) is 26150445215004864725271
The square root of 29681991 is 5448.1181154597
The cube root of 29681991 is 309.6214282687

Scales and comparisons

How big is 29681991?

29,681,991 seconds is equal to 49 weeks, 12 hours, 59 minutes, 51 seconds.
To count from 1 to 29,681,991 would take you about twenty-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 29681991 cubic inches would be around 25.8 feet tall.

Recreational maths with 29681991

29681991 backwards is 19918692
The number of decimal digits it has is: 8
The sum of 29681991's digits is 45
More coming soon!

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The information we have on file for 29681991 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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