20368360187721

Names of 20368360187721

• Cardinal: 20368360187721 can be written as Twenty trillion, three hundred sixty-eight billion, three hundred sixty million, one hundred eighty-seven thousand, seven hundred twenty-one.

Scientific notation

• Scientific notation: 2.0368360187721 × 10¹³

Factors of 20368360187721

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 8561

Divisors of 20368360187721

• Number of divisors d(n): 192
• Complete list of divisors:
  1 3 7 9 13 21 23 39 61 63 69 91 117 161 183 207 273 299 427 483 549 793 819 897 1281 1403 1449 2093 2379 2691 3843 3851 4209 4603 5551 6279 7137 9821 11553 12627 13809 16653 18239 18837 26957 29463 32221 34659 41427 49959 50063 54717 59839 80871 88389 88573 96663 105869 127673 150189 164151 179517 234911 242613 265719 280783 289989 317607 350441 383019 418873 450567 538551 620011 704733 741083 797157 842349 952821 1051323 1149057 1151449 1256619 1376297 1644377 1860033 1965481 2114199 2223249 2527047 3053843 3153969 3454347 3650179 3769857 4128891 4933131 5402953 5580099 5896443 6458009 6669747 8060143 9161529 9634079 10363041 10950537 12386673 14799393 16208859 17689329 17726153 19374027 21376901 24180429 25551253 27484587 28902237 32851611 37820671 45206063 48626577 53178459 58122081 64130703 70238389 72541287 76653759 83954117 86706711 113462013 124083071 135618189 159535377 192392109 210715167 229961277 230439989 251862351 340386039 372249213 406854567 407701519 491668723 587678819 632145501 691319967 755587053 1081295333 1116747639 1223104557 1475006169 1613079923 1763036457 2073959901 2853910633 3243885999 3669313671 4425018507 4839239769 5289109371 5300119747 7569067331 8561731899 9731657997 14056839329 14517719307 15900359241 22707201993 24869792659 25685195697 37100838229 42170517987 47701077723 68121605979 74609377977 98397875303 111302514687 126511553961 174088548613 223828133931 295193625909 323307304567 333907544061 522265645839 885580877727 969921913701 1566796937517 2263151131969 2909765741103 6789453395907 20368360187721
• Sum of all divisors σ(n): 38422524801024
• Sum of proper divisors (its aliquot sum) s(n): 18054164613303
• 20368360187721 is a deficient number, because the sum of its proper divisors (18054164613303) is less than itself. Its deficiency is 2314195574418

Bases of 20368360187721

• Binary: 100101000011001100000110111111010011101001001₂
• Hexadecimal: 0x128660DFA749
• Base-36: 77X3FRDC9

Squares and roots of 20368360187721

• 20368360187721 squared (20368360187721²) is 414870096736737850359173841
• 20368360187721 cubed (20368360187721³) is 8450223561448531191258948103345232606361
• The square root of 20368360187721 is 4513131.9710064983
• The cube root of 20368360187721 is 27309.8106347955

Scales and comparisons

• 20,368,360,187,721 seconds is equal to 647,650 years, 44 weeks, 1 day, 13 hours, 55 minutes, 21 seconds.
• To count from 1 to 20,368,360,187,721 would take you about one million, six hundred nineteen thousand, one hundred twenty-seven 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 20368360187721 cubic inches would be around 2275.8 feet tall.

Recreational maths with 20368360187721

• 20368360187721 backwards is 12778106386302
• The number of decimal digits it has is: 14
• The sum of 20368360187721's digits is 54
• More coming soon!