28988694
28,988,694 is an even composite number composed of five prime numbers multiplied together.
What does the number 28988694 look like?
This visualization shows the relationship between its 5 prime factors (large circles) and 72 divisors.
28988694 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of seventy-two divisors.
Prime factorization of 28988694:
2 × 32 × 72 × 23 × 1429
(2 × 3 × 3 × 7 × 7 × 23 × 1429)See below for interesting mathematical facts about the number 28988694 from the Numbermatics database.
Names of 28988694
- Cardinal: 28988694 can be written as Twenty-eight million, nine hundred eighty-eight thousand, six hundred ninety-four.
Scientific notation
- Scientific notation: 2.8988694 × 107
Factors of 28988694
Divisors of 28988694
- Number of divisors d(n): 72
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Complete list of divisors:
1 2 3 6 7 9 14 18 21 23 42 46 49 63 69 98 126 138 147 161 207 294 322 414 441 483 882 966 1127 1429 1449 2254 2858 2898 3381 4287 6762 8574 10003 10143 12861 20006 20286 25722 30009 32867 60018 65734 70021 90027 98601 140042 180054 197202 210063 230069 295803 420126 460138 591606 630189 690207 1260378 1380414 1610483 2070621 3220966 4141242 4831449 9662898 14494347 28988694
- Sum of all divisors σ(n): 76293360
- Sum of proper divisors (its aliquot sum) s(n): 47304666
- 28988694 is an abundant number, because the sum of its proper divisors (47304666) is greater than itself. Its abundance is 18315972
Bases of 28988694
- Binary: 11011101001010101000101102
- Hexadecimal: 0x1BA5516
- Base-36: H9BTI
Squares and roots of 28988694
- 28988694 squared (289886942) is 840344379825636
- 28988694 cubed (289886943) is 24360486081385135359384
-
The
square root of 28988694 is 5384.1149690549 -
The
cube root of 28988694 is 307.1917513857
Scales and comparisons
How big is 28988694?- 28,988,694 seconds is equal to 47 weeks, 6 days, 12 hours, 24 minutes, 54 seconds.
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To count from 1 to 28,988,694 would take you about nineteen 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 28988694 cubic inches would be around 25.6 feet tall.
Recreational maths with 28988694
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The information we have on file for 28988694 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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