84681890072

Names of 84681890072

• Cardinal: 84681890072 can be written as Eighty-four billion, six hundred eighty-one million, eight hundred ninety thousand and seventy-two.

Scientific notation

• Scientific notation: 8.4681890072 × 10¹⁰

Factors of 84681890072

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 817

Divisors of 84681890072

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 4 8 13 26 52 97 104 127 157 194 254 314 388 421 508 628 776 842 1016 1256 1261 1651 1684 2041 2522 3302 3368 4082 5044 5473 6604 8164 10088 10946 12319 13208 15229 16328 19939 21892 24638 30458 39878 40837 43784 49276 53467 60916 66097 79756 81674 98552 106934 121832 132194 159512 160147 163348 197977 213868 259207 264388 320294 326696 395954 427736 518414 528776 530881 640588 695071 791908 859261 1036828 1061762 1281176 1390142 1583816 1718522 1934083 2073656 2123524 2780284 3437044 3868166 4247048 5186299 5560568 6411409 6874088 7736332 8394319 10372598 12822818 15472664 16788638 20745196 25143079 25645636 33577276 41490392 50286158 51291272 67154552 67421887 83348317 100572316 109126147 134843774 166696634 201144632 218252294 269687548 333393268 436504588 539375096 666786536 814248943 873009176 1628497886 3256995772 6513991544 10585236259 21170472518 42340945036 84681890072
• Sum of all divisors σ(n): 175640586240
• Sum of proper divisors (its aliquot sum) s(n): 90958696168
• 84681890072 is an abundant number, because the sum of its proper divisors (90958696168) is greater than itself. Its abundance is 6276806096

Bases of 84681890072

• Binary: 1001110110111011011110001100100011000₂
• Hexadecimal: 0x13B76F1918
• Base-36: 12WHESK8

Squares and roots of 84681890072

• 84681890072 squared (84681890072²) is 7171022506166292165184
• 84681890072 cubed (84681890072³) is 607255739571011895283946353653248
• The square root of 84681890072 is 291001.5293293147
• The cube root of 84681890072 is 4391.3378147447

Scales and comparisons

• 84,681,890,072 seconds is equal to 2,692 years, 32 weeks, 2 days, 11 hours, 14 minutes, 32 seconds.
• To count from 1 to 84,681,890,072 would take you about five thousand, three hundred eighty-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 84681890072 cubic inches would be around 365.9 feet tall.

Recreational maths with 84681890072

• 84681890072 backwards is 27009818648
• The number of decimal digits it has is: 11
• The sum of 84681890072's digits is 53
• More coming soon!