27991257508864
27,991,257,508,864 is an even composite number composed of four prime numbers multiplied together.
27991257508864 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of two hundred sixty-four divisors.
Prime factorization of 27991257508864:
210 × 133 × 127 × 3132
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 13 × 13 × 13 × 127 × 313 × 313)See below for interesting mathematical facts about the number 27991257508864 from the Numbermatics database.
Names of 27991257508864
- Cardinal: 27991257508864 can be written as Twenty-seven trillion, nine hundred ninety-one billion, two hundred fifty-seven million, five hundred eight thousand, eight hundred sixty-four.
Scientific notation
- Scientific notation: 2.7991257508864 × 1013
Factors of 27991257508864
Divisors of 27991257508864
- Number of divisors d(n): 264
-
Complete list of divisors:
1 2 4 8 13 16 26 32 52 64 104 127 128 169 208 254 256 313 338 416 508 512 626 676 832 1016 1024 1252 1352 1651 1664 2032 2197 2504 2704 3302 3328 4064 4069 4394 5008 5408 6604 6656 8128 8138 8788 10016 10816 13208 13312 16256 16276 17576 20032 21463 21632 26416 32512 32552 35152 39751 40064 42926 43264 52832 52897 65024 65104 70304 79502 80128 85852 86528 97969 105664 105794 130048 130208 140608 159004 160256 171704 173056 195938 211328 211588 260416 279019 281216 318008 320512 343408 391876 422656 423176 516763 520832 558038 562432 636016 686816 687661 783752 845312 846352 1033526 1041664 1116076 1124864 1272032 1273597 1373632 1375322 1567504 1690624 1692704 2067052 2083328 2232152 2249728 2544064 2547194 2747264 2750644 3135008 3385408 4134104 4166656 4464304 5088128 5094388 5494528 5501288 6270016 6717919 6770816 8268208 8928608 10176256 10188776 10989056 11002576 12442063 12540032 13435838 13541632 16536416 16556761 17857216 20352512 20377552 21978112 22005152 24884126 25080064 26871676 27083264 33072832 33113522 35714432 40705024 40755104 44010304 49768252 50160128 53743352 54166528 66145664 66227044 71428864 81510208 87332947 88020608 99536504 100320256 107486704 132291328 132454088 142857728 161746819 163020416 174665894 176041216 199073008 214973408 215237893 264582656 264908176 285715456 323493638 326040832 349331788 352082432 398146016 429946816 430475786 529165312 529816352 646987276 652081664 698663576 704164864 796292032 859893632 860951572 1059632704 1293974552 1304163328 1397327152 1592584064 1719787264 1721903144 2102708647 2119265408 2587949104 2794654304 3185168128 3439574528 3443806288 4205417294 4238530816 5175898208 5589308608 6370336256 6879149056 6887612576 8410834588 8477061632 10351796416 11178617216 12740672512 13775225152 16821669176 16954123264 20703592832 22357234432 27335212411 27550450304 33643338352 41407185664 44714468864 54670424822 55100900608 67286676704 82814371328 89428937728 109340849644 110201801216 134573353408 165628742656 218681699288 220403602432 269146706816 437363398576 538293413632 874726797152 1076586827264 1749453594304 2153173654528 3498907188608 6997814377216 13995628754432 27991257508864
- Sum of all divisors σ(n): 61289090096640
- Sum of proper divisors (its aliquot sum) s(n): 33297832587776
- 27991257508864 is an abundant number, because the sum of its proper divisors (33297832587776) is greater than itself. Its abundance is 5306575078912
Bases of 27991257508864
- Binary: 1100101110101001110001111010111101100000000002
- Hexadecimal: 0x197538F5EC00
- Base-36: 9X7080A9S
Squares and roots of 27991257508864
- 27991257508864 squared (279912575088642) is 783510496927535263038570496
- 27991257508864 cubed (279912575088643) is 21931444080396635432808531757012608876544
-
The
square root of 27991257508864 is 5290676.4698726381 -
The
cube root of 27991257508864 is 30362.7289907059
Scales and comparisons
How big is 27991257508864?- 27,991,257,508,864 seconds is equal to 890,035 years, 21 weeks, 20 hours, 1 minute, 4 seconds.
-
To count from 1 to 27,991,257,508,864 would take you about two million, two hundred twenty-five thousand and eighty-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 27991257508864 cubic inches would be around 2530.2 feet tall.
Recreational maths with 27991257508864
- 27991257508864 backwards is 46880575219972
- The number of decimal digits it has is: 14
- The sum of 27991257508864's digits is 73
- More coming soon!
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