997945507998136229841

Names of 997945507998136229841

• Cardinal: 997945507998136229841 can be written as Nine hundred ninety-seven quintillion, nine hundred forty-five quadrillion, five hundred seven trillion, nine hundred ninety-eight billion, one hundred thirty-six million, two hundred twenty-nine thousand, eight hundred forty-one.

Scientific notation

• Scientific notation: 9.97945507998136229841 × 10²⁰

Factors of 997945507998136229841

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 3918

Divisors of 997945507998136229841

• Number of divisors d(n): 135
• Complete list of divisors:
  1 3 9 127 181 381 543 1143 1629 3607 10821 16129 22987 32463 32761 48387 68961 98283 145161 206883 294849 458089 652867 1374267 1958601 2048383 2919349 4122801 4160647 5875803 6145149 8758047 12481941 13010449 18435447 26274141 37445823 39031347 58177303 82914109 117094041 118168927 174531909 248742327 260144641 354506781 370757323 523595727 528402169 746226981 780433923 1063520343 1112271969 1585206507 1652327023 2341301769 2354891269 3336815907 4755619521 4956981069 7064673807 7388517481 10530091843 14870943207 15007453729 21194021421 22165552443 31590275529 45022361187 47086180021 66496657329 67107075463 94770826587 135067083561 141258540063 201321226389 209845531921 299071191163 423775620189 426235319689 603963679167 629536595763 897213573489 938341720087 1278705959067 1337321664061 1888609787289 1905946623583 2691640720467 2815025160261 3836117877201 4011964992183 5717839870749 8445075480783 8522598583801 12035894976549 17153519612247 25567795751403 26650382553967 37982041277701 54131885600503 76703387254209 79951147661901 113946123833103 162395656801509 169839851335747 239853442985703 242055221195041 341838371499309 487186970404527 509519554007241 726165663585123 1528558662021723 2178496990755369 3384598584353809 4823719242268027 6874749471263881 10153795753061427 14471157726804081 20624248413791643 30461387259184281 30741013091770207 43413473180412243 61872745241374929 92223039275310621 276669117825931863 612612343768039429 873093182850512887 1837837031304118287 2619279548551538661 5513511093912354861 7857838645654615983 110882834222015136649 332648502666045409947 997945507998136229841
• Sum of all divisors σ(n): 1461393807644346797403
• Sum of proper divisors (its aliquot sum) s(n): 463448299646210567562
• 997945507998136229841 is a deficient number, because the sum of its proper divisors (463448299646210567562) is less than itself. Its deficiency is 534497208351925662279

Bases of 997945507998136229841

• Binary: 1101100001100101000110101010000010111010110001101001110101111111010001₂
• Hexadecimal: 0x361946A82EB1A75FD1
• Base-36: 5ULX72HLPX49U9

Squares and roots of 997945507998136229841

• 997945507998136229841 squared (997945507998136229841²) is 995895236933658181883766482095205578885281
• 997945507998136229841 cubed (997945507998136229841³) is 993849178134683756794264552145771677409252369312851292787870321
• 997945507998136229841 is a perfect square number. Its square root is 31590275529
• The cube root of 997945507998136229841 is 9993146.9980363357

Scales and comparisons

• 997,945,507,998,136,229,841 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 997,945,507,998,136,229,841 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and nine 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 997945507998136229841 cubic inches would be around 832762.2 feet tall.

Recreational maths with 997945507998136229841

• 997945507998136229841 backwards is 148922631899705549799
• The number of decimal digits it has is: 21
• The sum of 997945507998136229841's digits is 117
• More coming soon!