21311024820
21,311,024,820 is an even composite number composed of six prime numbers multiplied together.
21311024820 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of ninety-six divisors.
Prime factorization of 21311024820:
22 × 3 × 5 × 47 × 113 × 66877
(2 × 2 × 3 × 5 × 47 × 113 × 66877)See below for interesting mathematical facts about the number 21311024820 from the Numbermatics database.
Names of 21311024820
- Cardinal: 21311024820 can be written as Twenty-one billion, three hundred eleven million, twenty-four thousand, eight hundred twenty.
Scientific notation
- Scientific notation: 2.131102482 × 1010
Factors of 21311024820
Divisors of 21311024820
- Number of divisors d(n): 96
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Complete list of divisors:
1 2 3 4 5 6 10 12 15 20 30 47 60 94 113 141 188 226 235 282 339 452 470 564 565 678 705 940 1130 1356 1410 1695 2260 2820 3390 5311 6780 10622 15933 21244 26555 31866 53110 63732 66877 79665 106220 133754 159330 200631 267508 318660 334385 401262 668770 802524 1003155 1337540 2006310 3143219 4012620 6286438 7557101 9429657 12572876 15114202 15716095 18859314 22671303 30228404 31432190 37718628 37785505 45342606 47148285 62864380 75571010 90685212 94296570 113356515 151142020 188593140 226713030 355183747 453426060 710367494 1065551241 1420734988 1775918735 2131102482 3551837470 4262204964 5327756205 7103674940 10655512410 21311024820
- Sum of all divisors σ(n): 61480677888
- Sum of proper divisors (its aliquot sum) s(n): 40169653068
- 21311024820 is an abundant number, because the sum of its proper divisors (40169653068) is greater than itself. Its abundance is 18858628248
Bases of 21311024820
- Binary: 100111101100011110001101110101101002
- Hexadecimal: 0x4F63C6EB4
- Base-36: 9SG17ZO
Squares and roots of 21311024820
- 21311024820 squared (213110248202) is 454159778878656032400
- 21311024820 cubed (213110248203) is 9678610319928750474719124168000
-
The
square root of 21311024820 is 145982.9607180235 -
The
cube root of 21311024820 is 2772.4780190271
Scales and comparisons
How big is 21311024820?- 21,311,024,820 seconds is equal to 677 years, 32 weeks, 3 days, 9 hours, 7 minutes.
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To count from 1 to 21,311,024,820 would take you about one thousand, three hundred fifty-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 21311024820 cubic inches would be around 231 feet tall.
Recreational maths with 21311024820
- 21311024820 backwards is 02842011312
- The number of decimal digits it has is: 11
- The sum of 21311024820's digits is 24
- More coming soon!
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The information we have on file for 21311024820 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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