21438748265935

Names of 21438748265935

• Cardinal: 21438748265935 can be written as Twenty-one trillion, four hundred thirty-eight billion, seven hundred forty-eight million, two hundred sixty-five thousand, nine hundred thirty-five.

Scientific notation

• Scientific notation: 2.1438748265935 × 10¹³

Factors of 21438748265935

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 109

Divisors of 21438748265935

• Number of divisors d(n): 288
• Complete list of divisors:
  1 5 7 11 13 35 49 55 65 73 77 91 121 143 169 245 365 385 455 511 539 605 637 715 803 845 847 949 1001 1183 1331 1573 1859 2555 2695 3185 3577 4015 4235 4745 5005 5329 5621 5915 5929 6643 6655 7007 7865 8281 8833 9295 9317 10439 11011 12337 13013 17303 17885 20449 26645 28105 29645 33215 35035 37303 39347 41405 44165 46501 46585 52195 55055 58619 61685 61831 65065 65219 69277 73073 77077 86359 86515 91091 97163 102245 114829 121121 135707 143143 186515 196735 224939 232505 261121 293095 309155 326095 346385 365365 385385 389017 410333 431795 432817 455455 484939 485815 511511 574145 604513 605605 644809 678535 680141 715715 762047 803803 847847 900601 949949 1002001 1124695 1263119 1305605 1492777 1574573 1945085 2051665 2164085 2424695 2557555 2723119 2872331 3022565 3224045 3394573 3400705 3810235 4019015 4239235 4279187 4503005 4513663 4749745 4760987 5010005 5057221 5334329 5626621 6304207 6315595 6649643 7092899 7463885 7872865 8382517 8841833 9906611 10449439 11022011 13615595 14361655 16420547 16972865 19061833 21395935 22568315 23804935 25286105 26671645 28133105 29954309 31521035 31595641 33248215 35400547 35464495 37340303 41912585 44129449 44209165 47071057 49533055 49650293 52247195 55110055 55629431 58677619 61892831 65743873 69346277 73146073 82102735 92207687 95309165 108972721 114943829 149771545 157978205 177002735 186701515 209680163 220647245 235355285 247803829 248251465 278147155 293388095 309464155 328719365 329497399 346731385 347552051 365730365 389406017 410743333 460207111 461038435 485423939 517781627 544863605 574719145 611923741 645453809 723182603 762809047 804606803 1048400815 1198699931 1239019145 1647486995 1737760255 1947030085 2053716665 2301035555 2306481793 2427119695 2588908135 2725842119 3059618705 3221449777 3227269045 3615913015 3624471389 3814045235 4023034015 4283466187 4518176663 5062278221 5339663329 5993499655 6731161151 7955008633 8390899517 11532408965 13629210595 16107248885 18122356945 21417330935 22590883315 25311391105 25371299723 26698316645 29984263309 33655805755 35435947547 39775043165 41954497585 47118128057 55685060431 58736296619 87505094963 126856498615 149921316545 177179737735 235590640285 278425302155 293681483095 329826896399 389795423017 437525474815 612535664741 1649134481995 1948977115085 3062678323705 4287749653187 21438748265935
• Sum of all divisors σ(n): 36139089055680
• Sum of proper divisors (its aliquot sum) s(n): 14700340789745
• 21438748265935 is a deficient number, because the sum of its proper divisors (14700340789745) is less than itself. Its deficiency is 6738407476190

Bases of 21438748265935

• Binary: 100110111111110011000111110011000110111001111₂
• Hexadecimal: 0x137F98F98DCF
• Base-36: 7LKTP6OCV

Squares and roots of 21438748265935

• 21438748265935 squared (21438748265935²) is 459619927210130969481424225
• 21438748265935 cubed (21438748265935³) is 9853675917465366244334124009912851275375
• The square root of 21438748265935 is 4630199.5924511721
• The cube root of 21438748265935 is 27780.0575822871

Scales and comparisons

• 21,438,748,265,935 seconds is equal to 681,685 years, 45 weeks, 5 days, 11 hours, 38 minutes, 55 seconds.
• To count from 1 to 21,438,748,265,935 would take you about one million, seven hundred four thousand, two hundred fourteen 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 21438748265935 cubic inches would be around 2315 feet tall.

Recreational maths with 21438748265935

• 21438748265935 backwards is 53956284783412
• The number of decimal digits it has is: 14
• The sum of 21438748265935's digits is 67
• More coming soon!