20743401084640695721

Names of 20743401084640695721

• Cardinal: 20743401084640695721 can be written as Twenty quintillion, seven hundred forty-three quadrillion, four hundred one trillion, eighty-four billion, six hundred forty million, six hundred ninety-five thousand, seven hundred twenty-one.

Scientific notation

• Scientific notation: 2.0743401084640695721 × 10¹⁹

Factors of 20743401084640695721

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1131

Divisors of 20743401084640695721

• Number of divisors d(n): 64
• Complete list of divisors:
  1 13 169 241 877 2197 3133 11401 40729 58081 148213 211357 529477 755053 769129 1926769 2747641 9815689 9998677 13997521 35719333 50937037 127603957 129982801 181967773 185360089 464351329 662181481 674526133 1689776413 2365581049 2409681157 8608359253 8768839729 12275825917 30752553637 31325855041 44671781449 111908670289 113994916477 159585736921 162560798053 407236115533 580733158837 1481933914201 2074614579973 2113290374689 7549531064881 10765899329209 26969989539649 27472774870957 39177152330773 98143903843453 139956691279717 357146073322441 509302980300049 1819436986636321 6620938743900637 9441693711716293 23652680826272173 86072203670708281 122742018252311809 1595646237280053517 20743401084640695721
• Sum of all divisors σ(n): 22590620130388340800
• Sum of proper divisors (its aliquot sum) s(n): 1847219045747645079
• 20743401084640695721 is a deficient number, because the sum of its proper divisors (1847219045747645079) is less than itself. Its deficiency is 18896182038893050642

Bases of 20743401084640695721

• Binary: 10001111111011111010111010110001000011011011101100001010110101001₂
• Hexadecimal: 0x11FDF5D621B7615A9
• Base-36: 4DLJTZRL6EMY1

Squares and roots of 20743401084640695721

• 20743401084640695721 squared (20743401084640695721²) is 430288688558272791683421614134907709841
• 20743401084640695721 cubed (20743401084640695721³) is 8925650848948298345727581132257366925370905354069038290361
• The square root of 20743401084640695721 is 4554492406.9143748789
• 20743401084640695721 is a perfect cube number. Its cube root is 2747641

Scales and comparisons

• 20,743,401,084,640,695,721 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 20,743,401,084,640,695,721 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and 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 20743401084640695721 cubic inches would be around 228970.1 feet tall.

Recreational maths with 20743401084640695721

• 20743401084640695721 backwards is 12759604648010434702
• The number of decimal digits it has is: 20
• The sum of 20743401084640695721's digits is 73
• More coming soon!