997955716427291853

Names of 997955716427291853

• Cardinal: 997955716427291853 can be written as Nine hundred ninety-seven quadrillion, nine hundred fifty-five trillion, seven hundred sixteen billion, four hundred twenty-seven million, two hundred ninety-one thousand, eight hundred fifty-three.

Scientific notation

• Scientific notation: 9.97955716427291853 × 10¹⁷

Factors of 997955716427291853

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 254

Divisors of 997955716427291853

• Number of divisors d(n): 140
• Complete list of divisors:
  1 3 7 9 11 21 27 33 63 77 81 99 189 231 233 297 567 693 699 891 1631 2079 2097 2563 4893 6237 6291 7689 14679 17941 18873 23067 44037 53823 54289 69201 132111 161469 162867 207603 380023 484407 488601 597179 1140069 1453221 1465803 1791537 3420207 4180253 4397409 5374611 10260621 12540759 12649337 16123833 30781863 37622277 37948011 48371499 88545359 112866831 113844033 139142707 265636077 338600493 341532099 417428121 796908231 973998949 1024596297 1252284363 2390724693 2921996847 2947295521 3756853089 7172174079 8765990541 8841886563 11270559267 20631068647 26297971623 26525659689 32420250731 61893205941 78893914869 79576979067 97260752193 185679617823 226941755117 238730937201 291782256579 557038853469 680825265351 686719856393 875346769737 1671116560407 2042475796053 2060159569179 2626040309211 4807038994751 6127427388159 6180478707537 7553918420323 14421116984253 18382282164477 18541436122611 22661755260969 43263350952759 52877428942261 55624308367833 67985265782907 129790052858277 158632286826783 160005726539569 203955797348721 389370158574831 475896860480349 480017179618707 611867392046163 1120040085776983 1427690581441047 1440051538856121 1760062991935259 3360120257330949 4283071744323141 4320154616568363 5280188975805777 10080360771992847 12320440943546813 12960463849705089 15840566927417331 30241082315978541 36961322830640439 47521700782251993 90723246947935623 110883968491921317 142565102346755979 332651905475763951 997955716427291853
• Sum of all divisors σ(n): 1866637840688304288
• Sum of proper divisors (its aliquot sum) s(n): 868682124261012435
• 997955716427291853 is a deficient number, because the sum of its proper divisors (868682124261012435) is less than itself. Its deficiency is 129273592166279418

Bases of 997955716427291853

• Binary: 110111011001011100110110111111001011001110000001110011001101₂
• Hexadecimal: 0xDD9736FCB381CCD
• Base-36: 7KY9RZ37RVT9

Squares and roots of 997955716427291853

• 997955716427291853 squared (997955716427291853²) is 995915611949909350385741823640173609
• 997955716427291853 cubed (997955716427291853³) is 993879678024596569161003567310325068936708030631307477
• The square root of 997955716427291853 is 998977335.2920935277
• The cube root of 997955716427291853 is 999318.1072704243
• Being both a perfect square and a perfect cube, 997955716427291853 is also a perfect sixth number.

Scales and comparisons

• 997,955,716,427,291,853 seconds is equal to 31,731,904,902 years, 35 weeks, 2 days, 3 hours, 17 minutes, 33 seconds.
• To count from 1 to 997,955,716,427,291,853 would take you about ninety-five billion, one hundred ninety-five million, seven hundred fourteen thousand, seven hundred 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 997955716427291853 cubic inches would be around 83276.5 feet tall.

Recreational maths with 997955716427291853

• 997955716427291853 backwards is 358192724617559799
• 997955716427291853 is a Harshad number.
• The number of decimal digits it has is: 18
• The sum of 997955716427291853's digits is 99
• More coming soon!