855034866021

Names of 855034866021

• Cardinal: 855034866021 can be written as Eight hundred fifty-five billion, thirty-four million, eight hundred sixty-six thousand and twenty-one.

Scientific notation

• Scientific notation: 8.55034866021 × 10¹¹

Factors of 855034866021

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 10095853

Divisors of 855034866021

• Number of divisors d(n): 32
• Complete list of divisors:
  1 3 7 21 37 109 111 259 327 763 777 2289 4033 12099 28231 84693 10095697 30287091 70669879 212009637 373540789 1100430973 1120622367 2614785523 3301292919 7703016811 7844356569 23109050433 40715946001 122147838003 285011622007 855034866021
• Sum of all divisors σ(n): 1350400564480
• Sum of proper divisors (its aliquot sum) s(n): 495365698459
• 855034866021 is a deficient number, because the sum of its proper divisors (495365698459) is less than itself. Its deficiency is 359669167562

Bases of 855034866021

• Binary: 1100011100010100000011001010100101100101₂
• Hexadecimal: 0xC7140CA965
• Base-36: AWSPOL0L

Squares and roots of 855034866021

• 855034866021 squared (855034866021²) is 731084622111549420372441
• 855034866021 cubed (855034866021³) is 625102841917162072764870298355727261
• The square root of 855034866021 is 924680.9536380643
• The cube root of 855034866021 is 9491.3489703397

Scales and comparisons

• 855,034,866,021 seconds is equal to 27,187 years, 24 weeks, 21 hours, 21 seconds.
• To count from 1 to 855,034,866,021 would take you about fifty-four thousand, three hundred seventy-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 855034866021 cubic inches would be around 790.9 feet tall.

Recreational maths with 855034866021

• 855034866021 backwards is 120668430558
• The number of decimal digits it has is: 12
• The sum of 855034866021's digits is 48
• More coming soon!