20513748678187016

Names of 20513748678187016

• Cardinal: 20513748678187016 can be written as Twenty quadrillion, five hundred thirteen trillion, seven hundred forty-eight billion, six hundred seventy-eight million, one hundred eighty-seven thousand and sixteen.

Scientific notation

• Scientific notation: 2.0513748678187016 × 10¹⁶

Factors of 20513748678187016

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 123157694

Divisors of 20513748678187016

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 4 7 8 14 28 56 1583 1879 3166 3758 6332 7516 11081 12664 13153 15032 22162 26306 44324 52612 88648 105224 2974457 5948914 11897828 20821199 23795656 41642398 83284796 123154223 166569592 246308446 492616892 862079561 985233784 1724159122 3448318244 6896636488 194953135009 231406785017 389906270018 462813570034 779812540036 925627140068 1364671945063 1559625080072 1619847495119 1851254280136 2729343890126 3239694990238 5458687780252 6479389980476 10917375560504 12958779960952 366316940681911 732633881363822 1465267762727644 2564218584773377 2930535525455288 5128437169546754 10256874339093508 20513748678187016
• Sum of all divisors σ(n): 44009211208089600
• Sum of proper divisors (its aliquot sum) s(n): 23495462529902584
• 20513748678187016 is an abundant number, because the sum of its proper divisors (23495462529902584) is greater than itself. Its abundance is 2981713851715568

Bases of 20513748678187016

• Binary: 1001000111000010010010101001110111110011001100000001000₂
• Hexadecimal: 0x48E1254EF99808
• Base-36: 5LZIM1LP3PK

Squares and roots of 20513748678187016

• 20513748678187016 squared (20513748678187016²) is 420813884831819546129564670984256
• 20513748678187016 cubed (20513748678187016³) is 8632470273731481396235624850357753145322359620096
• The square root of 20513748678187016 is 143226215.0522278375
• The cube root of 20513748678187016 is 273746.3539615703

Scales and comparisons

• 20,513,748,678,187,016 seconds is equal to 652,273,754 years, 40 weeks, 2 days, 6 hours, 36 minutes, 56 seconds.
• To count from 1 to 20,513,748,678,187,016 would take you about one billion, nine hundred fifty-six million, eight hundred twenty-one thousand, two hundred sixty-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 20513748678187016 cubic inches would be around 22812.2 feet tall.

Recreational maths with 20513748678187016

• 20513748678187016 backwards is 61078187684731502
• The number of decimal digits it has is: 17
• The sum of 20513748678187016's digits is 74
• More coming soon!