28296990
28,296,990 is an even composite number composed of five prime numbers multiplied together.
28296990 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 28296990:
2 × 32 × 5 × 59 × 732
(2 × 3 × 3 × 5 × 59 × 73 × 73)See below for interesting mathematical facts about the number 28296990 from the Numbermatics database.
Names of 28296990
- Cardinal: 28296990 can be written as Twenty-eight million, two hundred ninety-six thousand, nine hundred ninety.
Scientific notation
- Scientific notation: 2.829699 × 107
Factors of 28296990
Divisors of 28296990
- Number of divisors d(n): 72
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Complete list of divisors:
1 2 3 5 6 9 10 15 18 30 45 59 73 90 118 146 177 219 295 354 365 438 531 590 657 730 885 1062 1095 1314 1770 2190 2655 3285 4307 5310 5329 6570 8614 10658 12921 15987 21535 25842 26645 31974 38763 43070 47961 53290 64605 77526 79935 95922 129210 159870 193815 239805 314411 387630 479610 628822 943233 1572055 1886466 2829699 3144110 4716165 5659398 9432330 14148495 28296990
- Sum of all divisors σ(n): 75858120
- Sum of proper divisors (its aliquot sum) s(n): 47561130
- 28296990 is an abundant number, because the sum of its proper divisors (47561130) is greater than itself. Its abundance is 19264140
Bases of 28296990
- Binary: 11010111111000111000111102
- Hexadecimal: 0x1AFC71E
- Base-36: GUI3I
Squares and roots of 28296990
- 28296990 squared (282969902) is 800719643060100
- 28296990 cubed (282969903) is 22657955732475219099000
-
The
square root of 28296990 is 5319.4915170531 -
The
cube root of 28296990 is 304.7287384813
Scales and comparisons
How big is 28296990?- 28,296,990 seconds is equal to 46 weeks, 5 days, 12 hours, 16 minutes, 30 seconds.
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To count from 1 to 28,296,990 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 28296990 cubic inches would be around 25.4 feet tall.
Recreational maths with 28296990
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The information we have on file for 28296990 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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