13801978973774978

Names of 13801978973774978

• Cardinal: 13801978973774978 can be written as Thirteen quadrillion, eight hundred one trillion, nine hundred seventy-eight billion, nine hundred seventy-three million, seven hundred seventy-four thousand, nine hundred seventy-eight.

Scientific notation

• Scientific notation: 1.3801978973774978 × 10¹⁶

Factors of 13801978973774978

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 22903

Divisors of 13801978973774978

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 7 14 49 98 343 547 686 1093 1094 1723 2186 3446 3829 7651 7658 12061 15302 19531 24122 26803 39062 53557 53606 84427 107114 136717 168854 187621 273434 374899 375242 590989 597871 749798 942481 957019 1181978 1195742 1883239 1884962 1914038 3766478 4185097 6597367 6699133 8370194 10683457 13182673 13194734 13398266 21347383 21366914 26365346 29295679 33651913 42694766 46181569 58591358 67303826 74784199 92278711 92363138 149431681 149568398 184557422 205069753 235563391 298863362 323270983 410139506 471126782 523489393 645950977 646541966 1030131733 1046021767 1046978786 1291901954 1648943737 2060263466 2092043534 3297887474 3664425751 7210922131 7322152369 7328851502 11542606159 11677018501 14421844262 14644304738 18407596411 23085212318 23354037002 36781540909 36815192822 50476454917 73563081818 81739129507 100952909834 128853174877 163478259014 257470786363 257706349754 353335184419 514941572726 572173906549 706670368838 901972224139 1144347813098 1802295504541 1803944448278 3604591009082 4005217345843 6313805568973 8010434691686 12616068531787 12627611137946 20119502877223 25232137063574 40239005754446 140836520140561 281673040281122 985855640983927 1971711281967854 6900989486887489 13801978973774978
• Sum of all divisors σ(n): 24224961952819200
• Sum of proper divisors (its aliquot sum) s(n): 10422982979044222
• 13801978973774978 is a deficient number, because the sum of its proper divisors (10422982979044222) is less than itself. Its deficiency is 3378995994730756

Bases of 13801978973774978

• Binary: 110001000010001101001110100101111011011110010010000010₂
• Hexadecimal: 0x3108D3A5EDE482
• Base-36: 3RWE5LWG5MQ

Squares and roots of 13801978973774978

• 13801978973774978 squared (13801978973774978²) is 190494623592526594850675778900484
• 13801978973774978 cubed (13801978973774978³) is 2629202789441230924474806250649064241303671289352
• The square root of 13801978973774978 is 117481824.0145043799
• The cube root of 13801978973774978 is 239872.4957787779

Scales and comparisons

• 13,801,978,973,774,978 seconds is equal to 438,860,239 years, 2 weeks, 1 day, 6 hours, 49 minutes, 38 seconds.
• To count from 1 to 13,801,978,973,774,978 would take you about one billion, three hundred sixteen million, five hundred eighty thousand, seven hundred seventeen 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 13801978973774978 cubic inches would be around 19989.4 feet tall.

Recreational maths with 13801978973774978

• 13801978973774978 backwards is 87947737987910831
• 13801978973774978 is a Harshad number.
• The number of decimal digits it has is: 17
• The sum of 13801978973774978's digits is 98
• More coming soon!