28807090
28,807,090 is an even composite number composed of six prime numbers multiplied together.
What does the number 28807090 look like?
This visualization shows the relationship between its 6 prime factors (large circles) and 64 divisors.
28807090 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of sixty-four divisors.
Prime factorization of 28807090:
2 × 5 × 13 × 37 × 53 × 113
See below for interesting mathematical facts about the number 28807090 from the Numbermatics database.
Names of 28807090
- Cardinal: 28807090 can be written as Twenty-eight million, eight hundred seven thousand and ninety.
Scientific notation
- Scientific notation: 2.880709 × 107
Factors of 28807090
Divisors of 28807090
- Number of divisors d(n): 64
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Complete list of divisors:
1 2 5 10 13 26 37 53 65 74 106 113 130 185 226 265 370 481 530 565 689 962 1130 1378 1469 1961 2405 2938 3445 3922 4181 4810 5989 6890 7345 8362 9805 11978 14690 19610 20905 25493 29945 41810 50986 54353 59890 77857 108706 127465 155714 221593 254930 271765 389285 443186 543530 778570 1107965 2215930 2880709 5761418 14403545 28807090
- Sum of all divisors σ(n): 58949856
- Sum of proper divisors (its aliquot sum) s(n): 30142766
- 28807090 is an abundant number, because the sum of its proper divisors (30142766) is greater than itself. Its abundance is 1335676
Bases of 28807090
- Binary: 11011011110001111101100102
- Hexadecimal: 0x1B78FB2
- Base-36: H5FOY
Squares and roots of 28807090
- 28807090 squared (288070902) is 829848434268100
- 28807090 cubed (288070903) is 23905518532320240829000
-
The
square root of 28807090 is 5367.2236770979 -
The
cube root of 28807090 is 306.5489242911
Scales and comparisons
How big is 28807090?- 28,807,090 seconds is equal to 47 weeks, 4 days, 9 hours, 58 minutes, 10 seconds.
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To count from 1 to 28,807,090 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 28807090 cubic inches would be around 25.5 feet tall.
Recreational maths with 28807090
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The information we have on file for 28807090 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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