28387029

28,387,029 is an odd composite number composed of five prime numbers multiplied together.

What does the number 28387029 look like?

This visualization shows the relationship between its 5 prime factors (large circles) and 32 divisors.

28387029 is an odd composite number. It is composed of five distinct prime numbers multiplied together. It has a total of thirty-two divisors.

Prime factorization of 28387029:

3 × 11 × 37 × 67 × 347

See below for interesting mathematical facts about the number 28387029 from the Numbermatics database.

Names of 28387029

Cardinal: 28387029 can be written as Twenty-eight million, three hundred eighty-seven thousand and twenty-nine.

Scientific notation

Scientific notation: 2.8387029 × 10⁷

Factors of 28387029

Number of distinct prime factors ω(n): 5
Total number of prime factors Ω(n): 5
Sum of prime factors: 465

Divisors of 28387029

Number of divisors d(n): 32
Complete list of divisors:
1 3 11 33 37 67 111 201 347 407 737 1041 1221 2211 2479 3817 7437 11451 12839 23249 27269 38517 69747 81807 141229 255739 423687 767217 860213 2580639 9462343 28387029
Sum of all divisors σ(n): 43163136
Sum of proper divisors (its aliquot sum) s(n): 14776107
28387029 is a deficient number, because the sum of its proper divisors (14776107) is less than itself. Its deficiency is 13610922

Bases of 28387029

Binary: 1101100010010011011010101₂
Hexadecimal: 0x1B126D5
Base-36: GWFKL

Squares and roots of 28387029

28387029 squared (28387029²) is 805823415446841
28387029 cubed (28387029³) is 22874932663168523425389
The square root of 28387029 is 5327.9479164121
The cube root of 28387029 is 305.0516046337

Scales and comparisons

How big is 28387029?

28,387,029 seconds is equal to 46 weeks, 6 days, 13 hours, 17 minutes, 9 seconds.
To count from 1 to 28,387,029 would take you about eighteen 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 28387029 cubic inches would be around 25.4 feet tall.

Recreational maths with 28387029

28387029 backwards is 92078382
The number of decimal digits it has is: 8
The sum of 28387029's digits is 39
More coming soon!

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The information we have on file for 28387029 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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