84990994840

Names of 84990994840

• Cardinal: 84990994840 can be written as Eighty-four billion, nine hundred ninety million, nine hundred ninety-four thousand, eight hundred forty.

Scientific notation

• Scientific notation: 8.499099484 × 10¹⁰

Factors of 84990994840

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 17616

Divisors of 84990994840

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 4 5 8 10 20 29 40 58 116 145 232 290 580 1160 6791 10789 13582 21578 27164 33955 43156 53945 54328 67910 86312 107890 135820 196939 215780 271640 312881 393878 431560 625762 787756 984695 1251524 1564405 1575512 1969390 2503048 3128810 3938780 6257620 7877560 12515240 73268099 146536198 293072396 366340495 586144792 732680990 1465361980 2124774871 2930723960 4249549742 8499099484 10623874355 16998198968 21247748710 42495497420 84990994840
• Sum of all divisors σ(n): 197871336000
• Sum of proper divisors (its aliquot sum) s(n): 112880341160
• 84990994840 is an abundant number, because the sum of its proper divisors (112880341160) is greater than itself. Its abundance is 27889346320

Bases of 84990994840

• Binary: 1001111001001110110111010100110011000₂
• Hexadecimal: 0x13C9DBA998
• Base-36: 131LFZBS

Squares and roots of 84990994840

• 84990994840 squared (84990994840²) is 7223469203892906625600
• 84990994840 cubed (84990994840³) is 613929833834960934928971411904000
• The square root of 84990994840 is 291532.1506112147
• The cube root of 84990994840 is 4396.6743954797

Scales and comparisons

• 84,990,994,840 seconds is equal to 2,702 years, 23 weeks, 3 days, 1 hour, 40 minutes, 40 seconds.
• To count from 1 to 84,990,994,840 would take you about five thousand, four hundred four 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 84990994840 cubic inches would be around 366.4 feet tall.

Recreational maths with 84990994840

• 84990994840 backwards is 04849909948
• The number of decimal digits it has is: 11
• The sum of 84990994840's digits is 64
• More coming soon!