84942101365172821

Names of 84942101365172821

• Cardinal: 84942101365172821 can be written as Eighty-four quadrillion, nine hundred forty-two trillion, one hundred one billion, three hundred sixty-five million, one hundred seventy-two thousand, eight hundred twenty-one.

Scientific notation

• Scientific notation: 8.4942101365172821 × 10¹⁶

Factors of 84942101365172821

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 7411563104

Divisors of 84942101365172821

• Number of divisors d(n): 36
• Complete list of divisors:
  1 7 11 49 77 121 539 847 1933 5929 13531 21263 94717 148841 233893 1041887 1637251 11460757 7411561153 51880928071 81527172683 363166496497 570690208781 896798899513 3994831461467 6277592296591 14326547708749 43943146076137 100285833961243 157592024796239 702000837728701 1103144173573673 1733512272758629 7722009215015711 12134585909310403 84942101365172821
• Sum of all divisors σ(n): 108665745239788716
• Sum of proper divisors (its aliquot sum) s(n): 23723643874615895
• 84942101365172821 is a deficient number, because the sum of its proper divisors (23723643874615895) is less than itself. Its deficiency is 61218457490556926

Bases of 84942101365172821

• Binary: 100101101110001100110010000100010010110001010101001010101₂
• Hexadecimal: 0x12DC6642258AA55
• Base-36: N8DGMNWRAL1

Squares and roots of 84942101365172821

• 84942101365172821 squared (84942101365172821²) is 7215160584331294421025031197098041
• 84942101365172821 cubed (84942101365172821³) is 612870901720268372719711905779325059381439645543661
• The square root of 84942101365172821 is 291448282.4879447133
• The cube root of 84942101365172821 is 439583.1129967711

Scales and comparisons

• 84,942,101,365,172,821 seconds is equal to 2,700,896,080 years, 12 weeks, 4 days, 27 minutes, 1 second.
• To count from 1 to 84,942,101,365,172,821 would take you about eight billion, one hundred two million, six hundred eighty-eight thousand, two hundred forty 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 84942101365172821 cubic inches would be around 36631.9 feet tall.

Recreational maths with 84942101365172821

• 84942101365172821 backwards is 12827156310124948
• The number of decimal digits it has is: 17
• The sum of 84942101365172821's digits is 64
• More coming soon!