812621656876442

Names of 812621656876442

• Cardinal: 812621656876442 can be written as Eight hundred twelve trillion, six hundred twenty-one billion, six hundred fifty-six million, eight hundred seventy-six thousand, four hundred forty-two.

Scientific notation

• Scientific notation: 8.12621656876442 × 10¹⁴

Factors of 812621656876442

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 364

Divisors of 812621656876442

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 7 14 43 49 86 98 131 181 262 301 343 362 602 686 917 1267 1834 2107 2401 2534 4214 4802 5633 6419 7783 8869 11266 12838 14749 15566 16807 17161 17738 23711 29498 32761 33614 34322 39431 44933 47422 54481 62083 65522 78862 89866 103243 108962 120127 124166 165977 206486 229327 240254 276017 314531 331954 381367 434581 458654 552034 629062 722701 737923 762734 840889 869162 1019573 1161839 1408723 1445402 1475846 1605289 1681778 1932119 2039146 2201717 2323678 2669569 2817446 3042067 3106141 3210578 3864238 4291691 4403434 5165461 5339138 5886223 6084134 6212282 7137011 8132873 8583382 9861061 10330922 11237023 11772446 13524833 14274022 16265746 18686983 19722122 21742987 22474046 27049666 30041837 36158227 37373966 41203561 43485974 49959077 56930111 60083674 69027427 72316454 78659161 82407122 94673831 99918154 113860222 130808881 133564063 138054854 152200909 157318322 184542713 189347662 210292859 253107589 261617762 267128126 288424927 304401818 349713539 369085426 398510777 420585718 483191989 506215178 550614127 562211521 576849854 699427078 797021554 934948441 966383978 1065406363 1101228254 1124423042 1291798991 1472050013 1771753123 1869896882 2130812726 2447994773 2583597982 2944100026 3382343923 3543506246 3935480647 4895989546 6544639087 6764687846 7457844541 7870961294 9042592937 10304350091 12402271861 13089278174 14915689082 17135963411 18085185874 20608700182 23676407461 24175095403 24804543722 27548364529 34271926822 45812473609 47352814922 48350190806 52204911787 55096729058 63298150559 72130450637 91624947218 104409823574 126596301118 144260901274 169225667821 192838551703 320687315263 338451335642 385677103406 443087053913 641374630526 886174107826 1184579674747 1349869861921 2244811206841 2369159349494 2699739723842 3101609377391 4489622413682 6203218754782 8292057723229 9449089033447 16584115446458 18898178066894 58044404062603 116088808125206 406310828438221 812621656876442
• Sum of all divisors σ(n): 1474486216736544
• Sum of proper divisors (its aliquot sum) s(n): 661864559860102
• 812621656876442 is a deficient number, because the sum of its proper divisors (661864559860102) is less than itself. Its deficiency is 150757097016340

Bases of 812621656876442

• Binary: 10111000110001001100111001001100011110010110011010₂
• Hexadecimal: 0x2E3133931E59A
• Base-36: 801T8H8GBE

Squares and roots of 812621656876442

• 812621656876442 squared (812621656876442²) is 660353957224613835624054579364
• 812621656876442 cubed (812621656876442³) is 536617926844780802043186025039174750430942888
• The square root of 812621656876442 is 28506519.5503842945
• The cube root of 812621656876442 is 93317.4359767069

Scales and comparisons

• 812,621,656,876,442 seconds is equal to 25,838,855 years, 4 weeks, 2 days, 21 hours, 14 minutes, 2 seconds.
• To count from 1 to 812,621,656,876,442 would take you about sixty-four million, five hundred ninety-seven thousand, one hundred thirty-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 812621656876442 cubic inches would be around 7776.5 feet tall.

Recreational maths with 812621656876442

• 812621656876442 backwards is 244678656126218
• The number of decimal digits it has is: 15
• The sum of 812621656876442's digits is 68
• More coming soon!