840263435420742

Names of 840263435420742

• Cardinal: 840263435420742 can be written as Eight hundred forty trillion, two hundred sixty-three billion, four hundred thirty-five million, four hundred twenty thousand, seven hundred forty-two.

Scientific notation

• Scientific notation: 8.40263435420742 × 10¹⁴

Factors of 840263435420742

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1772132

Divisors of 840263435420742

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 6 9 18 27 54 2339 3767 4678 7017 7534 11301 14034 21051 22602 33903 42102 63153 67806 101709 126306 203418 1766021 3532042 5298063 8811013 10596126 15894189 17622026 26433039 31788378 47682567 52866078 79299117 95365134 158598234 237897351 475794702 4130723119 6652601107 8261446238 12392169357 13305202214 19957803321 24784338714 37176508071 39915606642 59873409963 74353016142 111529524213 119746819926 179620229889 223059048426 359240459778 15560433989273 31120867978546 46681301967819 93362603935638 140043905903457 280087811806914 420131717710371 840263435420742
• Sum of all divisors σ(n): 1868547347596800
• Sum of proper divisors (its aliquot sum) s(n): 1028283912176058
• 840263435420742 is an abundant number, because the sum of its proper divisors (1028283912176058) is greater than itself. Its abundance is 188020476755316

Bases of 840263435420742

• Binary: 10111111000011011100010011100101100000010001000110₂
• Hexadecimal: 0x2FC3713960446
• Base-36: 89UJOYHNPI

Squares and roots of 840263435420742

• 840263435420742 squared (840263435420742²) is 706042640905067461514563830564
• 840263435420742 cubed (840263435420742³) is 593261815000425286938637600689025242539158488
• The square root of 840263435420742 is 28987297.8288895013
• The cube root of 840263435420742 is 94363.7421285593

Scales and comparisons

• 840,263,435,420,742 seconds is equal to 26,717,778 years, 7 weeks, 2 days, 7 hours, 5 minutes, 42 seconds.
• To count from 1 to 840,263,435,420,742 would take you about sixty-six million, seven hundred ninety-four thousand, four hundred forty-five 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 840263435420742 cubic inches would be around 7863.6 feet tall.

Recreational maths with 840263435420742

• 840263435420742 backwards is 247024534362048
• 840263435420742 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 840263435420742's digits is 54
• More coming soon!