77428552086

Names of 77428552086

• Cardinal: 77428552086 can be written as Seventy-seven billion, four hundred twenty-eight million, five hundred fifty-two thousand and eighty-six.

Scientific notation

• Scientific notation: 7.7428552086 × 10¹⁰

Factors of 77428552086

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 1640058

Divisors of 77428552086

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 3 6 9 18 43 61 86 122 129 183 258 366 387 549 774 1098 2623 5246 7869 15738 23607 47214 1639949 3279898 4919847 9839694 14759541 29519082 70517807 100036889 141035614 200073778 211553421 300110667 423106842 600221334 634660263 900332001 1269320526 1800664002 4301586227 8603172454 12904758681 25809517362 38714276043 77428552086
• Sum of all divisors σ(n): 174477560400
• Sum of proper divisors (its aliquot sum) s(n): 97049008314
• 77428552086 is an abundant number, because the sum of its proper divisors (97049008314) is greater than itself. Its abundance is 19620456228

Bases of 77428552086

• Binary: 1001000000111000110011111000110010110₂
• Hexadecimal: 0x120719F196
• Base-36: ZKIYL5I

Squares and roots of 77428552086

• 77428552086 squared (77428552086²) is 5995180678134414951396
• 77428552086 cubed (77428552086³) is 464198159401911349373302344412056
• The square root of 77428552086 is 278259.8643103245
• The cube root of 77428552086 is 4262.1989001667

Scales and comparisons

• 77,428,552,086 seconds is equal to 2,461 years, 51 weeks, 2 days, 19 hours, 8 minutes, 6 seconds.
• To count from 1 to 77,428,552,086 would take you about four thousand, nine hundred twenty-three 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 77428552086 cubic inches would be around 355.2 feet tall.

Recreational maths with 77428552086

• 77428552086 backwards is 68025582477
• The number of decimal digits it has is: 11
• The sum of 77428552086's digits is 54
• More coming soon!