21195863610016

Names of 21195863610016

• Cardinal: 21195863610016 can be written as Twenty-one trillion, one hundred ninety-five billion, eight hundred sixty-three million, six hundred ten thousand and sixteen.

Scientific notation

• Scientific notation: 2.1195863610016 × 10¹³

Factors of 21195863610016

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 404

Divisors of 21195863610016

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 8 16 23 32 46 92 184 368 379 529 736 758 1058 1516 2116 3032 4232 6064 8464 8717 12128 12167 16928 17434 24334 34868 48668 69736 97336 139472 143641 194672 200491 278944 287282 389344 400982 574564 801964 1149128 1603928 2298256 3207856 3303743 4596512 4611293 6415712 6607486 9222586 13214972 18445172 26429944 36890344 52859888 54439939 73780688 75986089 105719776 108879878 147561376 151972178 217759756 303944356 435519512 607888712 871039024 1215777424 1252118597 1742078048 1747680047 2431554848 2504237194 3495360094 5008474388 6990720188 10016948776 13981440376 20033897552 27962880752 28798727731 40067795104 55925761504 57597455462 115194910924 230389821848 460779643696 662370737813 921559287392 1324741475626 2649482951252 5298965902504 10597931805008 21195863610016
• Sum of all divisors σ(n): 43741402185600
• Sum of proper divisors (its aliquot sum) s(n): 22545538575584
• 21195863610016 is an abundant number, because the sum of its proper divisors (22545538575584) is greater than itself. Its abundance is 1349674965568

Bases of 21195863610016

• Binary: 100110100011100001011111010111101001010100000₂
• Hexadecimal: 0x13470BEBD2A0
• Base-36: 7IH8TXKF4

Squares and roots of 21195863610016

• 21195863610016 squared (21195863610016²) is 449264634174400499735520256
• 21195863610016 cubed (21195863610016³) is 9522551910764326180056718826564052484096
• The square root of 21195863610016 is 4603896.5681274811
• The cube root of 21195863610016 is 27674.7499400135

Scales and comparisons

• 21,195,863,610,016 seconds is equal to 673,962 years, 46 weeks, 5 days, 11 hours, 40 minutes, 16 seconds.
• To count from 1 to 21,195,863,610,016 would take you about one million, six hundred eighty-four thousand, nine hundred seven 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 21195863610016 cubic inches would be around 2306.2 feet tall.

Recreational maths with 21195863610016

• 21195863610016 backwards is 61001636859112
• The number of decimal digits it has is: 14
• The sum of 21195863610016's digits is 49
• More coming soon!