138821291101647

Names of 138821291101647

• Cardinal: 138821291101647 can be written as One hundred thirty-eight trillion, eight hundred twenty-one billion, two hundred ninety-one million, one hundred one thousand, six hundred forty-seven.

Scientific notation

• Scientific notation: 1.38821291101647 × 10¹⁴

Factors of 138821291101647

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 249

Divisors of 138821291101647

• Number of divisors d(n): 288
• Complete list of divisors:
  1 3 7 9 11 21 27 33 37 49 63 77 99 111 147 189 191 231 259 297 333 407 441 539 573 693 777 999 1221 1323 1337 1369 1617 1719 1813 2079 2101 2331 2849 3663 4011 4107 4851 5157 5439 6303 6993 7067 8547 9359 9583 10989 12033 12321 14553 14707 15059 16317 18909 19943 21201 25641 28077 28749 36099 36481 36963 44121 45177 48951 49469 56727 59829 63603 67081 76923 77737 84231 86247 102949 105413 109443 132363 135531 148407 179487 190809 201243 233211 252693 255367 258741 261479 308847 316239 328329 346283 397089 401291 406593 445221 538461 544159 603729 699633 737891 766101 784437 926541 948717 984987 1038849 1203873 1335663 1349797 1632477 1787569 1811187 1830353 2098899 2213673 2298303 2353311 2779623 2809037 2846151 2876269 3116547 3611619 3809113 4049391 4897431 5362707 5491059 6641019 6894909 6967871 7059933 8427111 8628807 9349641 9448579 10834857 11427339 12148173 12812471 14692293 14847767 16088121 16473177 19663259 19923057 20133883 20903613 25281333 25886421 28345737 34282017 36444519 38437413 44543301 48264363 48775097 49419531 49942489 58989777 60401649 62710839 66140053 75843999 76646581 77659263 85037211 102846051 103934369 115312239 133629903 140937181 146325291 149827467 176969331 181204947 188132517 198420159 229939743 255111633 257811227 311803107 341425679 345936717 349597423 400889709 422811543 438975873 449482401 530907993 536526067 543614841 549367379 595260477 689819229 727540583 773433681 935409321 1024277037 1048792269 1268434629 1316927619 1348447203 1609578201 1648102137 1785781431 1804678589 2069457687 2182621749 2320301043 2447181961 2806227963 2835923497 3072831111 3146376807 3755682469 3805303887 3845571653 4828734603 4944306411 5414035767 6547865247 6960903129 7341545883 8507770491 9218493333 9439130421 9539015399 11267047407 11536714959 12632750123 14486203809 14832919233 16242107301 19643595741 19851464479 22024637649 25523311473 26919001571 28617046197 33801142221 34610144877 37898250369 48726321903 59554393437 66073912947 66773107793 76569934419 80757004713 85851138591 101403426663 103830434631 104929169389 113694751107 138960251353 178663180311 200319323379 242271014139 257553415773 314787508167 341084253321 416880754059 467411754551 535989540933 600957970137 726813042417 734504185723 944362524501 1250642262177 1402235263653 1802873910411 2203512557169 2833087573503 3751926786531 4206705790959 5141529300061 6610537671507 12620117372877 15424587900183 19831613014521 46273763700549 138821291101647
• Sum of all divisors σ(n): 269643563642880
• Sum of proper divisors (its aliquot sum) s(n): 130822272541233
• 138821291101647 is a deficient number, because the sum of its proper divisors (130822272541233) is less than itself. Its deficiency is 7999018560414

Bases of 138821291101647

• Binary: 11111100100000111011001101111100100110111001111₂
• Hexadecimal: 0x7E41D9BE4DCF
• Base-36: 1D7HMCGN9R

Squares and roots of 138821291101647

• 138821291101647 squared (138821291101647²) is 19271350863128216542886112609
• 138821291101647 cubed (138821291101647³) is 2675273808092298320195400845287502907367023
• The square root of 138821291101647 is 11782244.7395072811
• The cube root of 138821291101647 is 51778.8053874775

Scales and comparisons

• 138,821,291,101,647 seconds is equal to 4,414,087 years, 34 weeks, 6 hours, 27 minutes, 27 seconds.
• To count from 1 to 138,821,291,101,647 would take you about eleven million, thirty-five thousand, two hundred nineteen 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 138821291101647 cubic inches would be around 4314.9 feet tall.

Recreational maths with 138821291101647

• 138821291101647 backwards is 746101192128831
• The number of decimal digits it has is: 15
• The sum of 138821291101647's digits is 54
• More coming soon!