121207690713655

Names of 121207690713655

• Cardinal: 121207690713655 can be written as One hundred twenty-one trillion, two hundred seven billion, six hundred ninety million, seven hundred thirteen thousand, six hundred fifty-five.

Scientific notation

• Scientific notation: 1.21207690713655 × 10¹⁴

Factors of 121207690713655

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 78

Divisors of 121207690713655

• Number of divisors d(n): 144
• Complete list of divisors:
  1 5 7 13 35 49 53 65 91 169 245 265 343 371 455 637 689 845 1183 1715 1855 2597 2809 3185 3445 4459 4823 5915 8281 8957 12985 14045 18179 19663 22295 24115 33761 36517 41405 44785 57967 62699 90895 98315 137641 148877 168805 182585 236327 255619 289835 313495 438893 474721 688205 744385 963487 1042139 1181635 1278095 1789333 1935401 2194465 2373605 3072251 3323047 4817435 5210695 7294973 7890481 8946665 9677005 12525331 13547807 15361255 16615235 23261329 25160213 36474865 39452405 51064811 55233367 62626655 67739035 94834649 102576253 116306645 125801065 162829303 176121491 255324055 276166835 386633569 418195493 474173245 512881265 663842543 718033771 814146515 880607455 1232850437 1333491289 1933167845 2090977465 2706434983 2927368451 3319212715 3590168855 5026236397 5436541409 6164252185 6667456445 8629953059 9334439023 13532174915 14636842255 20491579157 25131181985 27182707045 35183654779 38055789863 43149765295 46672195115 65341073161 70675038317 102457895785 143441054099 175918273895 190278949315 266390529041 326705365805 353375191585 457387512127 494725268219 717205270495 1331952645205 1864733703287 2286937560635 2473626341095 3463076877533 9323668516435 17315384387665 24241538142731 121207690713655
• Sum of all divisors σ(n): 187203603988800
• Sum of proper divisors (its aliquot sum) s(n): 65995913275145
• 121207690713655 is a deficient number, because the sum of its proper divisors (65995913275145) is less than itself. Its deficiency is 55211777438510

Bases of 121207690713655

• Binary: 11011100011110011011101010110010101101000110111₂
• Hexadecimal: 0x6E3CDD595A37
• Base-36: 16YQ1LK75J

Squares and roots of 121207690713655

• 121207690713655 squared (121207690713655²) is 14691304288137048523203459025
• 121207690713655 cubed (121207690713655³) is 1780699066336708816665848032256666800486375
• The square root of 121207690713655 is 11009436.4394211843
• The cube root of 121207690713655 is 49489.1573318039

Scales and comparisons

• 121,207,690,713,655 seconds is equal to 3,854,029 years, 33 weeks, 3 days, 16 hours, 55 seconds.
• To count from 1 to 121,207,690,713,655 would take you about nine million, six hundred thirty-five thousand and seventy-four 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 121207690713655 cubic inches would be around 4124.1 feet tall.

Recreational maths with 121207690713655

• 121207690713655 backwards is 556317096702121
• The number of decimal digits it has is: 15
• The sum of 121207690713655's digits is 55
• More coming soon!