820667968068

Names of 820667968068

• Cardinal: 820667968068 can be written as Eight hundred twenty billion, six hundred sixty-seven million, nine hundred sixty-eight thousand and sixty-eight.

Scientific notation

• Scientific notation: 8.20667968068 × 10¹¹

Factors of 820667968068

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 4524562

Divisors of 820667968068

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 3 4 6 12 13 26 39 52 78 156 1163 2326 3489 4652 6978 13956 15119 30238 45357 60476 90714 181428 4523381 9046762 13570143 18093524 27140286 54280572 58803953 117607906 176411859 235215812 352823718 705647436 5260692103 10521384206 15782076309 21042768412 31564152618 63128305236 68388997339 136777994678 205166992017 273555989356 410333984034 820667968068
• Sum of all divisors σ(n): 2063964926016
• Sum of proper divisors (its aliquot sum) s(n): 1243296957948
• 820667968068 is an abundant number, because the sum of its proper divisors (1243296957948) is greater than itself. Its abundance is 422628989880

Bases of 820667968068

• Binary: 1011111100010011100111110110101001000100₂
• Hexadecimal: 0xBF139F6A44
• Base-36: AH0CIOUC

Squares and roots of 820667968068

• 820667968068 squared (820667968068²) is 673495913812859867652624
• 820667968068 cubed (820667968068³) is 552716523090900561994502338948410432
• The square root of 820667968068 is 905907.2623994135
• The cube root of 820667968068 is 9362.4424436793

Scales and comparisons

• 820,667,968,068 seconds is equal to 26,094 years, 36 weeks, 3 days, 20 hours, 27 minutes, 48 seconds.
• To count from 1 to 820,667,968,068 would take you about fifty-two thousand, one hundred eighty-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 820667968068 cubic inches would be around 780.2 feet tall.

Recreational maths with 820667968068

• 820667968068 backwards is 860869766028
• The number of decimal digits it has is: 12
• The sum of 820667968068's digits is 66
• More coming soon!