2820121990
2,820,121,990 is an even composite number composed of five prime numbers multiplied together.
What does the number 2820121990 look like?
This visualization shows the relationship between its 5 prime factors (large circles) and 64 divisors.
2820121990 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of sixty-four divisors.
Prime factorization of 2820121990:
2 × 5 × 73 × 631 × 1303
(2 × 5 × 7 × 7 × 7 × 631 × 1303)See below for interesting mathematical facts about the number 2820121990 from the Numbermatics database.
Names of 2820121990
- Cardinal: 2820121990 can be written as Two billion, eight hundred twenty million, one hundred twenty-one thousand, nine hundred ninety.
Scientific notation
- Scientific notation: 2.82012199 × 109
Factors of 2820121990
Divisors of 2820121990
- Number of divisors d(n): 64
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Complete list of divisors:
1 2 5 7 10 14 35 49 70 98 245 343 490 631 686 1262 1303 1715 2606 3155 3430 4417 6310 6515 8834 9121 13030 18242 22085 30919 44170 45605 61838 63847 91210 127694 154595 216433 309190 319235 432866 446929 638470 822193 893858 1082165 1644386 2164330 2234645 4110965 4469290 5755351 8221930 11510702 28776755 40287457 57553510 80574914 201437285 282012199 402874570 564024398 1410060995 2820121990
- Sum of all divisors σ(n): 5933721600
- Sum of proper divisors (its aliquot sum) s(n): 3113599610
- 2820121990 is an abundant number, because the sum of its proper divisors (3113599610) is greater than itself. Its abundance is 293477620
Bases of 2820121990
- Binary: 101010000001011110100101100001102
- Hexadecimal: 0xA817A586
- Base-36: 1AN101Y
Squares and roots of 2820121990
- 2820121990 squared (28201219902) is 7953088038481560100
- 2820121990 cubed (28201219903) is 22428678465727813847516599000
-
The
square root of 2820121990 is 53104.8207792851 -
The
cube root of 2820121990 is 1412.8280162323
Scales and comparisons
How big is 2820121990?- 2,820,121,990 seconds is equal to 89 years, 34 weeks, 6 days, 7 hours, 13 minutes, 10 seconds.
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To count from 1 to 2,820,121,990 would take you about one hundred seventy-nine years!
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 2820121990 cubic inches would be around 117.7 feet tall.
Recreational maths with 2820121990
- 2820121990 backwards is 0991210282
- The number of decimal digits it has is: 10
- The sum of 2820121990's digits is 34
- More coming soon!
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"Number 2820121990 - Facts about the integer". Numbermatics.com. 2024. Web. 20 June 2024.
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Numbermatics. (2024). Number 2820121990 - Facts about the integer. Retrieved 20 June 2024, from https://numbermatics.com/n/2820121990/
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The information we have on file for 2820121990 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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