85372840020

Names of 85372840020

• Cardinal: 85372840020 can be written as Eighty-five billion, three hundred seventy-two million, eight hundred forty thousand and twenty.

Scientific notation

• Scientific notation: 8.537284002 × 10¹⁰

Factors of 85372840020

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 971

Divisors of 85372840020

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 5 6 10 12 13 15 20 26 30 39 52 60 65 78 130 156 191 195 260 382 390 573 757 764 780 955 1146 1514 1910 2271 2292 2483 2865 3028 3785 3820 4542 4966 5730 7449 7570 9084 9841 9932 11355 11460 12415 14898 15140 19682 22710 24830 29523 29796 37245 39364 45420 49205 49660 59046 74490 98410 118092 144587 147615 148980 196820 289174 295230 433761 573049 578348 590460 722935 867522 1146098 1445870 1719147 1735044 1879631 2168805 2292196 2865245 2891740 3438294 3759262 4337610 5638893 5730490 6876588 7449637 7518524 8595735 8675220 9398155 11277786 11460980 14899274 17191470 18796310 22348911 22555572 28194465 29798548 34382940 37248185 37592620 44697822 56388930 74496370 89395644 109452359 111744555 112777860 148992740 218904718 223489110 328357077 437809436 446978220 547261795 656714154 1094523590 1313428308 1422880667 1641785385 2189047180 2845761334 3283570770 4268642001 5691522668 6567141540 7114403335 8537284002 14228806670 17074568004 21343210005 28457613340 42686420010 85372840020
• Sum of all divisors σ(n): 259122060288
• Sum of proper divisors (its aliquot sum) s(n): 173749220268
• 85372840020 is an abundant number, because the sum of its proper divisors (173749220268) is greater than itself. Its abundance is 88376380248

Bases of 85372840020

• Binary: 1001111100000100111100010100001010100₂
• Hexadecimal: 0x13E09E2854
• Base-36: 137WS8YC

Squares and roots of 85372840020

• 85372840020 squared (85372840020²) is 7288521813080513600400
• 85372840020 cubed (85372840020³) is 622241806730403030986383408008000
• The square root of 85372840020 is 292186.3104596107
• The cube root of 85372840020 is 4403.2489781055

Scales and comparisons

• 85,372,840,020 seconds is equal to 2,714 years, 30 weeks, 5 days, 13 hours, 47 minutes.
• To count from 1 to 85,372,840,020 would take you about five thousand, four hundred twenty-nine 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 85372840020 cubic inches would be around 366.9 feet tall.

Recreational maths with 85372840020

• 85372840020 backwards is 02004827358
• 85372840020 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 85372840020's digits is 39
• More coming soon!