82018718450093806640

Names of 82018718450093806640

• Cardinal: 82018718450093806640 can be written as Eighty-two quintillion, eighteen quadrillion, seven hundred eighteen trillion, four hundred fifty billion, ninety-three million, eight hundred six thousand, six hundred forty.

Scientific notation

• Scientific notation: 8.201871845009380664 × 10¹⁹

Factors of 82018718450093806640

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 382703551

Divisors of 82018718450093806640

• Number of divisors d(n): 60
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 28 35 40 56 70 80 112 140 280 560 382703537 765407074 1530814148 1913517685 2678924759 3061628296 3827035370 5357849518 6123256592 7654070740 10715699036 13394623795 15308141480 21431398072 26789247590 30616282960 42862796144 53578495180 107156990360 214313980720 146461997232310369 292923994464620738 585847988929241476 732309986161551845 1025233980626172583 1171695977858482952 1464619972323103690 2050467961252345166 2343391955716965904 2929239944646207380 4100935922504690332 5126169903130862915 5858479889292414760 8201871845009380664 10252339806261725830 11716959778584829520 16403743690018761328 20504679612523451660 41009359225046903320 82018718450093806640
• Sum of all divisors σ(n): 217935452451140693616
• Sum of proper divisors (its aliquot sum) s(n): 135916734001046886976
• 82018718450093806640 is an abundant number, because the sum of its proper divisors (135916734001046886976) is greater than itself. Its abundance is 53898015550953080336

Bases of 82018718450093806640

• Binary: 1000111001000111101000001011110000001100110100111100101010000110000₂
• Hexadecimal: 0x4723D05E0669E5430
• Base-36: HB5156D2U88Q8

Squares and roots of 82018718450093806640

• 82018718450093806640 squared (82018718450093806640²) is 6727070176195758203289809815685708089600
• 82018718450093806640 cubed (82018718450093806640³) is 551745674775422828010177907086075539494838268691906194944000
• The square root of 82018718450093806640 is 9056418632.6656635313
• The cube root of 82018718450093806640 is 4344812.0376904371

Scales and comparisons

• 82,018,718,450,093,806,640 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 82,018,718,450,093,806,640 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and nine 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 82018718450093806640 cubic inches would be around 362067.7 feet tall.

Recreational maths with 82018718450093806640

• 82018718450093806640 backwards is 04660839005481781028
• 82018718450093806640 is a Harshad number.
• The number of decimal digits it has is: 20
• The sum of 82018718450093806640's digits is 80
• More coming soon!