1987048973385

Names of 1987048973385

• Cardinal: 1987048973385 can be written as One trillion, nine hundred eighty-seven billion, forty-eight million, nine hundred seventy-three thousand, three hundred eighty-five.

Scientific notation

• Scientific notation: 1.987048973385 × 10¹²

Factors of 1987048973385

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 171

Divisors of 1987048973385

• Number of divisors d(n): 288
• Complete list of divisors:
  1 3 5 7 9 15 19 21 35 45 49 57 63 95 105 133 137 147 171 245 285 315 343 361 399 411 441 665 685 735 855 931 959 1029 1083 1197 1233 1715 1805 1995 2055 2205 2527 2603 2793 2877 3087 3249 4655 4795 5145 5415 5985 6165 6517 6713 6859 7581 7809 8379 8631 12635 13015 13965 14385 15435 16245 17689 18221 18769 19551 20139 20577 22743 23427 32585 33565 34295 37905 39045 41895 43155 46991 48013 49457 53067 54663 56307 58653 60417 61731 88445 91105 93845 97755 100695 102885 113715 117135 123823 127547 131383 140973 144039 148371 159201 163989 168921 234955 240065 247285 265335 273315 281535 293265 302085 308655 336091 346199 356611 371469 382641 394149 422919 432117 445113 619115 637735 656915 704865 720195 741855 796005 819945 844605 892829 919681 939683 1008273 1038597 1069833 1114407 1147923 1182447 1680455 1730995 1783055 1857345 1913205 1970745 2114595 2160585 2225565 2352637 2423393 2496277 2678487 2759043 2819049 3024819 3115791 3209499 4464145 4598405 4698415 5041365 5192985 5349165 5572035 5739615 5912235 6437767 6577781 6775609 7057911 7270179 7488831 8035461 8277129 8457147 11763185 12116965 12481385 13392435 13795215 14095245 15124095 15578955 16047495 16963751 17473939 19313301 19733343 20326827 21173733 21810537 22466493 32188835 32888905 33878045 35289555 36350895 37444155 40177305 41385645 42285735 46044467 47429263 50891253 52421817 57939903 59200029 60980481 84818755 87369695 96566505 98666715 101634135 105868665 109052685 112332465 122317573 128736571 138133401 142287789 152673759 157265451 230222335 237146315 254456265 262109085 289699515 296000145 304902405 322311269 332004841 366952719 386209713 414400203 426863367 611587865 643682855 690667005 711438945 763368795 786327255 901155997 966933807 996014523 1100858157 1158629139 1611556345 1660024205 1834763595 1931048565 2072001015 2134316835 2324033887 2703467991 2900801421 2988043569 4505779985 4834669035 4980072615 5504290785 5793145695 6308091979 6972101661 8110403973 11620169435 13517339955 14504007105 14940217845 18924275937 20916304983 31540459895 34860508305 40552019865 44156643853 56772827811 94621379685 104581524915 132469931559 220783219265 283864139055 397409794677 662349657795 1987048973385
• Sum of all divisors σ(n): 4270864416000
• Sum of proper divisors (its aliquot sum) s(n): 2283815442615
• 1987048973385 is an abundant number, because the sum of its proper divisors (2283815442615) is greater than itself. Its abundance is 296766469230

Bases of 1987048973385

• Binary: 11100111010100101010110010010010001001001₂
• Hexadecimal: 0x1CEA5592449
• Base-36: PCU5NKG9

Squares and roots of 1987048973385

• 1987048973385 squared (1987048973385²) is 3948363622630382438358225
• 1987048973385 cubed (1987048973385³) is 7845591882898380977449644031120841625
• The square root of 1987048973385 is 1409627.2462551935
• The cube root of 1987048973385 is 12571.9561336005

Scales and comparisons

• 1,987,048,973,385 seconds is equal to 63,182 years, 4 days, 9 minutes, 45 seconds.
• To count from 1 to 1,987,048,973,385 would take you about one hundred fifty-seven thousand, nine hundred fifty-five 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 1987048973385 cubic inches would be around 1047.7 feet tall.

Recreational maths with 1987048973385

• 1987048973385 backwards is 5833798407891
• The number of decimal digits it has is: 13
• The sum of 1987048973385's digits is 72
• More coming soon!