20997095790
20,997,095,790 is an even composite number composed of six prime numbers multiplied together.
20997095790 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 20997095790:
2 × 3 × 5 × 11 × 389 × 163567
See below for interesting mathematical facts about the number 20997095790 from the Numbermatics database.
Names of 20997095790
- Cardinal: 20997095790 can be written as Twenty billion, nine hundred ninety-seven million, ninety-five thousand, seven hundred ninety.
Scientific notation
- Scientific notation: 2.099709579 × 1010
Factors of 20997095790
Divisors of 20997095790
- Number of divisors d(n): 64
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Complete list of divisors:
1 2 3 5 6 10 11 15 22 30 33 55 66 110 165 330 389 778 1167 1945 2334 3890 4279 5835 8558 11670 12837 21395 25674 42790 64185 128370 163567 327134 490701 817835 981402 1635670 1799237 2453505 3598474 4907010 5397711 8996185 10795422 17992370 26988555 53977110 63627563 127255126 190882689 318137815 381765378 636275630 699903193 954413445 1399806386 1908826890 2099709579 3499515965 4199419158 6999031930 10498547895 20997095790
- Sum of all divisors σ(n): 55115873280
- Sum of proper divisors (its aliquot sum) s(n): 34118777490
- 20997095790 is an abundant number, because the sum of its proper divisors (34118777490) is greater than itself. Its abundance is 13121681700
Bases of 20997095790
- Binary: 100111000111000011001000001011011102
- Hexadecimal: 0x4E386416E
- Base-36: 9N94MSU
Squares and roots of 20997095790
- 20997095790 squared (209970957902) is 440878031614435724100
- 20997095790 cubed (209970957903) is 9257158261514955245725711539000
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The
square root of 20997095790 is 144903.7466389327 -
The
cube root of 20997095790 is 2758.7969880545
Scales and comparisons
How big is 20997095790?- 20,997,095,790 seconds is equal to 667 years, 33 weeks, 2 days, 22 hours, 36 minutes, 30 seconds.
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To count from 1 to 20,997,095,790 would take you about one thousand, three hundred thirty-five 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 20997095790 cubic inches would be around 229.9 feet tall.
Recreational maths with 20997095790
- 20997095790 backwards is 09759079902
- The number of decimal digits it has is: 11
- The sum of 20997095790's digits is 57
- More coming soon!
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