80391888532

Names of 80391888532

• Cardinal: 80391888532 can be written as Eighty billion, three hundred ninety-one million, eight hundred eighty-eight thousand, five hundred thirty-two.

Scientific notation

• Scientific notation: 8.0391888532 × 10¹⁰

Factors of 80391888532

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 179

Divisors of 80391888532

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 19 38 61 76 97 122 194 244 361 388 722 1159 1444 1843 2318 3686 4636 5917 7372 9409 11834 18818 22021 23668 35017 37636 44042 70034 88084 112423 140068 178771 224846 357542 449692 573949 715084 912673 1147898 1825346 2136037 2295796 3396649 3650692 4272074 6793298 8544148 10905031 13586596 17340787 21810062 34681574 43620124 55673053 69363148 111346106 207195589 222692212 329474953 414391178 658949906 828782356 1057788007 1317899812 2115576014 4231152028 20097972133 40195944266 80391888532
• Sum of all divisors σ(n): 152486151720
• Sum of proper divisors (its aliquot sum) s(n): 72094263188
• 80391888532 is a deficient number, because the sum of its proper divisors (72094263188) is less than itself. Its deficiency is 8297625344

Bases of 80391888532

• Binary: 1001010110111101110101101111010010100₂
• Hexadecimal: 0x12B7BADE94
• Base-36: 10XJ966S

Squares and roots of 80391888532

• 80391888532 squared (80391888532²) is 6462855741741513115024
• 80391888532 cubed (80391888532³) is 519561178388479901900025502504768
• The square root of 80391888532 is 283534.6337433929
• The cube root of 80391888532 is 4315.8937413911

Scales and comparisons

• 80,391,888,532 seconds is equal to 2,556 years, 11 weeks, 16 hours, 8 minutes, 52 seconds.
• To count from 1 to 80,391,888,532 would take you about five thousand, one hundred twelve 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 80391888532 cubic inches would be around 359.7 feet tall.

Recreational maths with 80391888532

• 80391888532 backwards is 23588819308
• The number of decimal digits it has is: 11
• The sum of 80391888532's digits is 55
• More coming soon!