840075228172300221

Names of 840075228172300221

• Cardinal: 840075228172300221 can be written as Eight hundred forty quadrillion, seventy-five trillion, two hundred twenty-eight billion, one hundred seventy-two million, three hundred thousand, two hundred twenty-one.

Scientific notation

• Scientific notation: 8.40075228172300221 × 10¹⁷

Factors of 840075228172300221

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 3077561684

Divisors of 840075228172300221

• Number of divisors d(n): 32
• Complete list of divisors:
  1 3 9 19 27 57 171 513 532193 1596579 4789737 10111667 14369211 30335001 91005003 273015009 3077029469 9231088407 27693265221 58463559911 83079795663 175390679733 526172039199 1578516117597 1637573544195517 4912720632586551 14738161897759653 31113897339714823 44214485693278959 93341692019144469 280025076057433407 840075228172300221
• Sum of all divisors σ(n): 1310061297405744000
• Sum of proper divisors (its aliquot sum) s(n): 469986069233443779
• 840075228172300221 is a deficient number, because the sum of its proper divisors (469986069233443779) is less than itself. Its deficiency is 370089158938856442

Bases of 840075228172300221

• Binary: 101110101000100010111111100000010111110100001010111110111101₂
• Hexadecimal: 0xBA88BF817D0AFBD
• Base-36: 6DRPTC2A5S59

Squares and roots of 840075228172300221

• 840075228172300221 squared (840075228172300221²) is 705726388988742278911738142156648841
• 840075228172300221 cubed (840075228172300221³) is 592863257256931172178310272817079308206730759923693861
• The square root of 840075228172300221 is 916556178.4049574673
• The cube root of 840075228172300221 is 943566.9621665923

Scales and comparisons

• 840,075,228,172,300,221 seconds is equal to 26,711,793,732 years, 30 weeks, 2 days, 21 hours, 10 minutes, 21 seconds.
• To count from 1 to 840,075,228,172,300,221 would take you about eighty billion, one hundred thirty-five million, three hundred eighty-one thousand, one hundred ninety-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 840075228172300221 cubic inches would be around 78630.6 feet tall.

Recreational maths with 840075228172300221

• 840075228172300221 backwards is 122003271822570048
• The number of decimal digits it has is: 18
• The sum of 840075228172300221's digits is 54
• More coming soon!