13665985389
13,665,985,389 is an odd composite number composed of four prime numbers multiplied together.
13665985389 is an odd composite number. It is composed of four distinct prime numbers multiplied together. It has a total of one hundred twenty divisors.
Prime factorization of 13665985389:
35 × 74 × 59 × 397
(3 × 3 × 3 × 3 × 3 × 7 × 7 × 7 × 7 × 59 × 397)See below for interesting mathematical facts about the number 13665985389 from the Numbermatics database.
Names of 13665985389
- Cardinal: 13665985389 can be written as Thirteen billion, six hundred sixty-five million, nine hundred eighty-five thousand, three hundred eighty-nine.
Scientific notation
- Scientific notation: 1.3665985389 × 1010
Factors of 13665985389
Divisors of 13665985389
- Number of divisors d(n): 120
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Complete list of divisors:
1 3 7 9 21 27 49 59 63 81 147 177 189 243 343 397 413 441 531 567 1029 1191 1239 1323 1593 1701 2401 2779 2891 3087 3573 3717 3969 4779 7203 8337 8673 9261 10719 11151 11907 14337 19453 20237 21609 23423 25011 26019 27783 32157 33453 58359 60711 64827 70269 75033 78057 83349 96471 100359 136171 141659 163961 175077 182133 194481 210807 225099 234171 408513 424977 491883 525231 546399 583443 632421 675297 702513 953197 1147727 1225539 1274931 1475649 1575693 1639197 1897263 2859591 3443181 3676617 3824793 4426947 4727079 4917591 5691789 8034089 8578773 10329543 11029851 11474379 13280841 24102267 25736319 30988629 33089553 34423137 39842523 56238623 72306801 77208957 92965887 168715869 216920403 231626871 278897661 506147607 650761209 1518442821 1952283627 4555328463 13665985389
- Sum of all divisors σ(n): 24347188320
- Sum of proper divisors (its aliquot sum) s(n): 10681202931
- 13665985389 is a deficient number, because the sum of its proper divisors (10681202931) is less than itself. Its deficiency is 2984782458
Bases of 13665985389
- Binary: 11001011101000111001100011011011012
- Hexadecimal: 0x32E8E636D
- Base-36: 6A0DHT9
Squares and roots of 13665985389
- 13665985389 squared (136659853892) is 186759156652361481321
- 13665985389 cubed (136659853893) is 2552247906073134156079182418869
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The
square root of 13665985389 is 116901.6055877763 -
The
cube root of 13665985389 is 2390.8205715713
Scales and comparisons
How big is 13665985389?- 13,665,985,389 seconds is equal to 434 years, 27 weeks, 6 days, 3 hours, 3 minutes, 9 seconds.
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To count from 1 to 13,665,985,389 would take you about eight hundred sixty-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 13665985389 cubic inches would be around 199.2 feet tall.
Recreational maths with 13665985389
- 13665985389 backwards is 98358956631
- 13665985389 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 13665985389's digits is 63
- More coming soon!
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The information we have on file for 13665985389 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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