20988170749
20,988,170,749 is an odd composite number composed of five prime numbers multiplied together.
20988170749 is an odd composite number. It is composed of five distinct prime numbers multiplied together. It has a total of forty-eight divisors.
Prime factorization of 20988170749:
7 × 13 × 232 × 127 × 3433
(7 × 13 × 23 × 23 × 127 × 3433)See below for interesting mathematical facts about the number 20988170749 from the Numbermatics database.
Names of 20988170749
- Cardinal: 20988170749 can be written as Twenty billion, nine hundred eighty-eight million, one hundred seventy thousand, seven hundred forty-nine.
Scientific notation
- Scientific notation: 2.0988170749 × 1010
Factors of 20988170749
Divisors of 20988170749
- Number of divisors d(n): 48
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Complete list of divisors:
1 7 13 23 91 127 161 299 529 889 1651 2093 2921 3433 3703 6877 11557 20447 24031 37973 44629 48139 67183 78959 265811 312403 435991 470281 552713 873379 1026467 1816057 3051937 5667883 6113653 7185269 10027793 12712399 23608741 39675181 70194551 130361309 165261187 230639239 912529163 1614474673 2998310107 20988170749
- Sum of all divisors σ(n): 27224092672
- Sum of proper divisors (its aliquot sum) s(n): 6235921923
- 20988170749 is a deficient number, because the sum of its proper divisors (6235921923) is less than itself. Its deficiency is 14752248826
Bases of 20988170749
- Binary: 100111000101111111000010001111111012
- Hexadecimal: 0x4E2FE11FD
- Base-36: 9N3TC71
Squares and roots of 20988170749
- 20988170749 squared (209881707492) is 440503311389179221001
- 20988170749 cubed (209881707493) is 9245358714936009881331794699749
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The
square root of 20988170749 is 144872.9469190159 -
The
cube root of 20988170749 is 2758.4060472317
Scales and comparisons
How big is 20988170749?- 20,988,170,749 seconds is equal to 667 years, 18 weeks, 4 days, 15 hours, 25 minutes, 49 seconds.
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To count from 1 to 20,988,170,749 would take you about one thousand, three hundred thirty-four 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 20988170749 cubic inches would be around 229.9 feet tall.
Recreational maths with 20988170749
- 20988170749 backwards is 94707188902
- The number of decimal digits it has is: 11
- The sum of 20988170749's digits is 55
- More coming soon!
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The information we have on file for 20988170749 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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