121650812540091

Names of 121650812540091

• Cardinal: 121650812540091 can be written as One hundred twenty-one trillion, six hundred fifty billion, eight hundred twelve million, five hundred forty thousand and ninety-one.

Scientific notation

• Scientific notation: 1.21650812540091 × 10¹⁴

Factors of 121650812540091

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 1081

Divisors of 121650812540091

• Number of divisors d(n): 80
• Complete list of divisors:
  1 3 9 27 81 191 243 573 729 887 1719 2187 2661 5157 6561 7983 15471 19683 23949 36481 46413 71847 109443 139239 169417 215541 328329 417717 508251 646623 984987 1253151 1524753 1939869 2954961 3759453 4574259 5819607 6967871 8864883 13722777 17458821 20903613 26594649 32358647 41168331 62710839 79783947 97075941 123504993 188132517 239351841 291227823 370514979 564397551 718055523 873683469 1111544937 1693192653 2621050407 3334634811 5079577959 6180501577 7863151221 15238733877 18541504731 23589453663 45716201631 55624514193 70768360989 137148604893 166873542579 212305082967 500620627737 636915248901 1501861883211 4505585649633 13516756948899 40550270846697 121650812540091
• Sum of all divisors σ(n): 183640315465728
• Sum of proper divisors (its aliquot sum) s(n): 61989502925637
• 121650812540091 is a deficient number, because the sum of its proper divisors (61989502925637) is less than itself. Its deficiency is 59661309614454

Bases of 121650812540091

• Binary: 11011101010010000001001011101111101010010111011₂
• Hexadecimal: 0x6EA40977D4BB
• Base-36: 174DM0USOR

Squares and roots of 121650812540091

• 121650812540091 squared (121650812540091²) is 14798920191664361699482288281
• 121650812540091 cubed (121650812540091³) is 1800300666031928837439917123636822731973571
• The square root of 121650812540091 is 11029542.7167263377
• The cube root of 121650812540091 is 49549.3929367415

Scales and comparisons

• 121,650,812,540,091 seconds is equal to 3,868,119 years, 28 weeks, 3 days, 12 hours, 14 minutes, 51 seconds.
• To count from 1 to 121,650,812,540,091 would take you about nine million, six hundred seventy thousand, two hundred ninety-eight 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 121650812540091 cubic inches would be around 4129.1 feet tall.

Recreational maths with 121650812540091

• 121650812540091 backwards is 190045218056121
• The number of decimal digits it has is: 15
• The sum of 121650812540091's digits is 45
• More coming soon!