13809927985
13,809,927,985 is an odd composite number composed of six prime numbers multiplied together.
13809927985 is an odd composite number. It is composed of six distinct prime numbers multiplied together. It has a total of one hundred forty-four divisors.
Prime factorization of 13809927985:
5 × 72 × 17 × 19 × 472 × 79
(5 × 7 × 7 × 17 × 19 × 47 × 47 × 79)See below for interesting mathematical facts about the number 13809927985 from the Numbermatics database.
Names of 13809927985
- Cardinal: 13809927985 can be written as Thirteen billion, eight hundred nine million, nine hundred twenty-seven thousand, nine hundred eighty-five.
Scientific notation
- Scientific notation: 1.3809927985 × 1010
Factors of 13809927985
Divisors of 13809927985
- Number of divisors d(n): 144
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Complete list of divisors:
1 5 7 17 19 35 47 49 79 85 95 119 133 235 245 323 329 395 553 595 665 799 833 893 931 1343 1501 1615 1645 2209 2261 2303 2765 3713 3871 3995 4165 4465 4655 5593 6251 6715 7505 9401 10507 11045 11305 11515 15181 15463 15827 18565 19355 25517 25991 27965 31255 37553 39151 41971 43757 47005 52535 63121 65807 70547 73549 75905 77315 79135 106267 108241 127585 129955 174511 178619 181937 187765 195755 209855 218785 262871 293797 315605 329035 352735 367745 441847 493829 531335 541205 713507 743869 872555 893095 909685 1199299 1221577 1250333 1314355 1468985 1840097 2056579 2209235 2469145 2966687 3092929 3315709 3456803 3567535 3719345 4994549 5996495 6107885 6251665 8395093 8551039 9200485 10282895 14833435 15464645 16578545 17284015 20766809 23209963 24972745 34961843 41975465 42755195 56367053 58765651 103834045 116049815 145367663 162469741 174809215 281835265 293828255 394569371 726838315 812348705 1972846855 2761985597 13809927985
- Sum of all divisors σ(n): 22230547200
- Sum of proper divisors (its aliquot sum) s(n): 8420619215
- 13809927985 is a deficient number, because the sum of its proper divisors (8420619215) is less than itself. Its deficiency is 5389308770
Bases of 13809927985
- Binary: 11001101110010001011000111001100012
- Hexadecimal: 0x33722C731
- Base-36: 6CE2OMP
Squares and roots of 13809927985
- 13809927985 squared (138099279852) is 190714110950886160225
- 13809927985 cubed (138099279853) is 2633748137955037744640421396625
-
The
square root of 13809927985 is 117515.6499577823 -
The
cube root of 13809927985 is 2399.1853708025
Scales and comparisons
How big is 13809927985?- 13,809,927,985 seconds is equal to 439 years, 5 weeks, 6 days, 3 hours, 6 minutes, 25 seconds.
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To count from 1 to 13,809,927,985 would take you about eight hundred seventy-eight 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 13809927985 cubic inches would be around 199.9 feet tall.
Recreational maths with 13809927985
- 13809927985 backwards is 58972990831
- The number of decimal digits it has is: 11
- The sum of 13809927985's digits is 61
- More coming soon!
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The information we have on file for 13809927985 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!
Keywords: Divisors of 13809927985, math, Factors of 13809927985, curriculum, school, college, exams, university, Prime factorization of 13809927985, STEM, science, technology, engineering, physics, economics, calculator, thirteen billion, eight hundred nine million, nine hundred twenty-seven thousand, nine hundred eighty-five.