9920712397591818

Names of 9920712397591818

• Cardinal: 9920712397591818 can be written as Nine quadrillion, nine hundred twenty trillion, seven hundred twelve billion, three hundred ninety-seven million, five hundred ninety-one thousand, eight hundred eighteen.

Scientific notation

• Scientific notation: 9.920712397591818 × 10¹⁵

Factors of 9920712397591818

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 21998

Divisors of 9920712397591818

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 6 9 18 29 31 58 62 87 93 174 186 261 279 522 558 601 841 899 1202 1682 1798 1801 1803 2523 2697 3602 3606 5046 5394 5403 5409 7569 8091 10806 10818 15138 16182 16209 17429 18631 19531 26071 32418 34858 37262 39062 52142 52229 52287 55831 55893 58593 78213 104458 104574 111662 111786 117186 156426 156687 156861 167493 167679 175779 234639 313374 313722 334986 335358 351558 469278 470061 502479 505441 540299 566399 605461 940122 1004958 1010882 1080598 1082401 1132798 1210922 1514641 1516323 1619099 1620897 1699197 1816383 2164802 3029282 3032646 3238198 3241794 3247203 3398394 3632766 4543923 4548969 4857297 4862691 5097591 5449149 6494406 9087846 9097938 9714594 9725382 9741609 10195182 10898298 11738131 13631769 14571891 15668671 16425571 17558369 19483218 23476262 27263538 29143782 31337342 31389629 32851142 33554431 35116738 35175331 35214393 46953871 47006013 49276713 52675107 62779258 67108862 70350662 70428786 93907742 94012026 94168887 98553426 100663293 105350214 105525993 105643179 140861613 141018039 147830139 158025321 188337774 201326586 211051986 211286358 281723226 282036078 282506661 295660278 301989879 316050642 316577979 340405799 363882061 422584839 509192701 565013322 603979758 633155958 680811598 727764122 845169678 910299241 973078499 1018385402 1020084599 1021217397 1090435261 1091646183 1527578103 1820598482 1946156998 2040169198 2042434794 2180870522 2183292366 2730897723 2919235497 3055156206 3060253797 3063652191 3271305783 3274938549 4582734309 5461795446 5838470994 6120507594 6127304382 6542611566 6549877098 8192693169 8757706491 9165468618 9180761391 9813917349 9871768171 10552579769 16385386338 17515412982 18361522782 19627834698 19743536342 21105159538 21140373931 28219276471 29582453371 29615304513 31622622569 31657739307 42280747862 56438552942 59164906742 59230609026 63245245138 63315478614 63421121793 84657829413 88747360113 88845913539 94867867707 94973217921 126842243586 169315658826 177494720226 177691827078 189735735414 189946435842 190263365379 253973488239 266242080339 284603603121 306024813301 380526730758 507946976478 532484160678 569207206242 612049626602 613070843999 655351591861 917056054501 918074439903 1226141687998 1310703183722 1834112109002 1836148879806 1839212531997 1966054775583 2751168163503 2754223319709 3678425063994 3932109551166 5502336327006 5508446639418 5517637595991 5898164326749 8253504490509 11035275191982 11796328653498 16507008981018 17779054475971 19005196163969 35558108951942 38010392327938 53337163427913 57015588491907 106674326855826 114031176983814 160011490283739 171046765475721 320022980567478 342093530951442 551150688755101 1102301377510202 1653452066265303 3306904132530606 4960356198795909 9920712397591818
• Sum of all divisors σ(n): 23031951315469824
• Sum of proper divisors (its aliquot sum) s(n): 13111238917878006
• 9920712397591818 is an abundant number, because the sum of its proper divisors (13111238917878006) is greater than itself. Its abundance is 3190526520286188

Bases of 9920712397591818

• Binary: 100011001111101101010111011010011000001001010100001010₂
• Hexadecimal: 0x233ED5DA60950A
• Base-36: 2POLKCWBM6I

Squares and roots of 9920712397591818

• 9920712397591818 squared (9920712397591818²) is 98420534475731997948085740545124
• 9920712397591818 cubed (9920712397591818³) is 976401816551007371565511528206577411500162195432
• The square root of 9920712397591818 is 99602773.0416769973
• The cube root of 9920712397591818 is 214872.5575904127

Scales and comparisons

• 9,920,712,397,591,818 seconds is equal to 315,447,967 years, 24 weeks, 1 day, 7 hours, 30 minutes, 18 seconds.
• To count from 1 to 9,920,712,397,591,818 would take you about nine hundred forty-six million, three hundred forty-three thousand, nine hundred two 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 9920712397591818 cubic inches would be around 17906 feet tall.

Recreational maths with 9920712397591818

• 9920712397591818 backwards is 8181957932170299
• The number of decimal digits it has is: 16
• The sum of 9920712397591818's digits is 81
• More coming soon!