65388989022642

Names of 65388989022642

• Cardinal: 65388989022642 can be written as Sixty-five trillion, three hundred eighty-eight billion, nine hundred eighty-nine million, twenty-two thousand, six hundred forty-two.

Scientific notation

• Scientific notation: 6.5388989022642 × 10¹³

Factors of 65388989022642

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 79326

Divisors of 65388989022642

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 6 9 18 27 54 1759 3518 5277 10223 10554 15831 20446 30669 31662 47493 61338 67339 92007 94986 134678 184014 202017 276021 404034 552042 606051 1212102 1818153 3636306 17982257 35964514 53946771 107893542 118449301 161840313 236898602 323680626 355347903 485520939 688406597 710695806 971041878 1066043709 1376813194 2065219791 2132087418 3198131127 4130439582 6195659373 6396262254 12391318746 18586978119 37173956238 1210907204123 2421814408246 3632721612369 7265443224738 10898164837107 21796329674214 32694494511321 65388989022642
• Sum of all divisors σ(n): 145407854592000
• Sum of proper divisors (its aliquot sum) s(n): 80018865569358
• 65388989022642 is an abundant number, because the sum of its proper divisors (80018865569358) is greater than itself. Its abundance is 14629876546716

Bases of 65388989022642

• Binary: 1110110111100010001111011101101000000110110010₂
• Hexadecimal: 0x3B788F7681B2
• Base-36: N6FABRQGI

Squares and roots of 65388989022642

• 65388989022642 squared (65388989022642²) is 4275719885403195978388660164
• 65388989022642 cubed (65388989022642³) is 279585000650521692040999500531210239433288
• The square root of 65388989022642 is 8086345.8386741041
• The cube root of 65388989022642 is 40287.3041800971

Scales and comparisons

• 65,388,989,022,642 seconds is equal to 2,079,167 years, 30 weeks, 4 days, 13 hours, 50 minutes, 42 seconds.
• To count from 1 to 65,388,989,022,642 would take you about five million, one hundred ninety-seven thousand, nine hundred eighteen 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 65388989022642 cubic inches would be around 3357.3 feet tall.

Recreational maths with 65388989022642

• 65388989022642 backwards is 24622098988356
• The number of decimal digits it has is: 14
• The sum of 65388989022642's digits is 72
• More coming soon!