82740729409821

Names of 82740729409821

• Cardinal: 82740729409821 can be written as Eighty-two trillion, seven hundred forty billion, seven hundred twenty-nine million, four hundred nine thousand, eight hundred twenty-one.

Scientific notation

• Scientific notation: 8.2740729409821 × 10¹³

Factors of 82740729409821

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 2075

Divisors of 82740729409821

• Number of divisors d(n): 216
• Complete list of divisors:
  1 3 7 9 21 27 61 63 81 183 189 243 281 427 549 567 729 843 1281 1647 1701 1723 1967 2187 2529 3721 3843 4941 5103 5169 5901 6561 7587 11163 11529 12061 14823 15309 15507 17141 17703 22761 26047 33489 34587 36183 44469 45927 46521 51423 53109 68283 78141 100467 103761 105103 108549 119987 133407 139563 154269 159327 204849 234423 301401 311283 315309 325647 359961 400221 418689 462807 477981 484163 614547 703269 735721 904203 933849 945927 976941 1045601 1079883 1256067 1388421 1433943 1452489 1843641 2109807 2207163 2712609 2801547 2837781 2930823 3136803 3239649 3389141 3768201 4165263 4301829 4357467 6329421 6411283 6621489 7319207 8137827 8513343 8792469 9410409 9718947 10167423 11304603 12495789 12905487 13072401 18988263 19233849 19864467 21957621 24413481 25540029 26377407 28231227 29156841 29533943 30502269 37487367 39217203 44878981 56964789 57701547 59593401 65872863 76620087 79132221 84693681 87470523 88601829 91506807 112462101 117651609 134636943 170894367 173104641 178780203 197618589 206737601 229860261 254081043 262411569 265805487 274520421 352954827 403910829 519313923 536340609 592855767 620212803 689580783 762243129 787234707 797416461 823561263 1058864481 1211732487 1557941769 1609021827 1778567301 1801570523 1860638409 2286729387 2392249383 2470683789 3176593443 3635197461 4673825307 4827065481 5335701903 5404711569 5581915227 6860188161 7176748149 7412051367 10905592383 12610993661 14021475921 16007105709 16214134707 16745745681 21530244447 22236154101 32716777149 37832980983 42064427763 48021317127 48642404121 50237237043 64590733341 98150331447 113498942949 145927212363 150711711129 193772200023 294450994341 340496828847 437781637089 452135133387 1021490486541 1313344911267 1356405400161 3064471459623 3940034733801 9193414378869 11820104201403 27580243136607 82740729409821
• Sum of all divisors σ(n): 144794454772032
• Sum of proper divisors (its aliquot sum) s(n): 62053725362211
• 82740729409821 is a deficient number, because the sum of its proper divisors (62053725362211) is less than itself. Its deficiency is 20687004047610

Bases of 82740729409821

• Binary: 10010110100000010010011110010001111000100011101₂
• Hexadecimal: 0x4B4093C8F11D
• Base-36: TBUKDZKT9

Squares and roots of 82740729409821

• 82740729409821 squared (82740729409821²) is 6846028303269217766971252041
• 82740729409821 cubed (82740729409821³) is 566445375372774326573047610393003371694661
• The square root of 82740729409821 is 9096193.1273374467
• The cube root of 82740729409821 is 43575.2393936289

Scales and comparisons

• 82,740,729,409,821 seconds is equal to 2,630,899 years, 13 weeks, 4 days, 3 hours, 10 minutes, 21 seconds.
• To count from 1 to 82,740,729,409,821 would take you about six million, five hundred seventy-seven thousand, two hundred forty-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 82740729409821 cubic inches would be around 3631.3 feet tall.

Recreational maths with 82740729409821

• 82740729409821 backwards is 12890492704728
• 82740729409821 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 82740729409821's digits is 63
• More coming soon!