820109043675

Names of 820109043675

• Cardinal: 820109043675 can be written as Eight hundred twenty billion, one hundred nine million, forty-three thousand, six hundred seventy-five.

Scientific notation

• Scientific notation: 8.20109043675 × 10¹¹

Factors of 820109043675

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 848

Divisors of 820109043675

• Number of divisors d(n): 192
• Complete list of divisors:
  1 3 5 9 15 25 27 45 75 103 127 135 225 293 309 317 381 515 635 675 879 927 951 1143 1465 1545 1585 1905 2575 2637 2781 2853 3175 3429 4395 4635 4755 5715 7325 7725 7911 7925 8559 9525 13081 13185 13905 14265 17145 21975 23175 23775 28575 30179 32651 37211 39243 39555 40259 42795 65405 65925 69525 71325 85725 90537 92881 97953 111633 117729 120777 150895 163255 186055 196215 197775 201295 213975 271611 278643 293859 327025 334899 353187 362331 452685 464405 489765 558165 588645 603885 754475 814833 816275 835929 881577 930275 981075 1004697 1006475 1086993 1358055 1393215 1469295 1674495 1765935 1811655 2263425 2322025 2448825 2507787 2790825 2943225 3019425 3832733 4074165 4146677 4179645 4407885 5023485 5434965 6790275 6966075 7346475 8372475 8829675 9058275 9566743 11498199 11795887 12440031 12538935 19163665 20370825 20733385 20898225 22039425 25117425 27174825 28700229 34494597 35387661 37320093 47833715 57490995 58979435 62200155 62694675 86100687 95818325 103483791 103666925 106162983 111960279 143501145 172472985 176938305 186600465 239168575 258302061 287454975 294897175 311000775 318488949 430503435 517418955 530814915 559801395 717505725 862364925 884691525 933002325 1214976361 1291510305 1592444745 2152517175 2587094775 2654074575 2799006975 3644929083 6074881805 6457551525 7962223725 10934787249 18224645415 30374409025 32804361747 54673936245 91123227075 164021808735 273369681225 820109043675
• Sum of all divisors σ(n): 1543261224960
• Sum of proper divisors (its aliquot sum) s(n): 723152181285
• 820109043675 is a deficient number, because the sum of its proper divisors (723152181285) is less than itself. Its deficiency is 96956862390

Bases of 820109043675

• Binary: 1011111011110010010011101110011111011011₂
• Hexadecimal: 0xBEF24EE7DB
• Base-36: AGR3R00R

Squares and roots of 820109043675

• 820109043675 squared (820109043675²) is 672578843517523057505625
• 820109043675 cubed (820109043675³) is 551587992153193307795700149683171875
• The square root of 820109043675 is 905598.7211094105
• The cube root of 820109043675 is 9360.3164982763

Scales and comparisons

• 820,109,043,675 seconds is equal to 26,076 years, 48 weeks, 2 days, 19 hours, 41 minutes, 15 seconds.
• To count from 1 to 820,109,043,675 would take you about fifty-two thousand, one hundred fifty-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 820109043675 cubic inches would be around 780 feet tall.

Recreational maths with 820109043675

• 820109043675 backwards is 576340901028
• 820109043675 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 820109043675's digits is 45
• More coming soon!