21200865943376

Names of 21200865943376

• Cardinal: 21200865943376 can be written as Twenty-one trillion, two hundred billion, eight hundred sixty-five million, nine hundred forty-three thousand, three hundred seventy-six.

Scientific notation

• Scientific notation: 2.1200865943376 × 10¹³

Factors of 21200865943376

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 118977742

Divisors of 21200865943376

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 4 7 8 14 16 28 37 43 56 74 86 112 148 172 259 296 301 344 518 592 602 688 1036 1204 1591 2072 2408 3182 4144 4816 6364 11137 12728 22274 25456 44548 89096 178192 118977653 237955306 475910612 832843571 951821224 1665687142 1903642448 3331374284 4402173161 5116039079 6662748568 8804346322 10232078158 13325497136 17608692644 20464156316 30815212127 35217385288 35812273553 40928312632 61630424254 70434770576 71624547106 81856625264 123260848508 143249094212 189293445923 246521697016 286498188424 378586891846 493043394032 572996376848 757173783692 1325054121461 1514347567384 2650108242922 3028695134768 5300216485844 10600432971688 21200865943376
• Sum of all divisors σ(n): 49334798097024
• Sum of proper divisors (its aliquot sum) s(n): 28133932153648
• 21200865943376 is an abundant number, because the sum of its proper divisors (28133932153648) is greater than itself. Its abundance is 6933066210272

Bases of 21200865943376

• Binary: 100110100100000110110000101010101111101010000₂
• Hexadecimal: 0x134836155F50
• Base-36: 7IJJK6XJK

Squares and roots of 21200865943376

• 21200865943376 squared (21200865943376²) is 449476716749000330438277376
• 21200865943376 cubed (21200865943376³) is 9529295616464342030382245208670597861376
• The square root of 21200865943376 is 4604439.8077698877
• The cube root of 21200865943376 is 27676.9268967713

Scales and comparisons

• 21,200,865,943,376 seconds is equal to 674,121 years, 49 weeks, 5 days, 20 hours, 42 minutes, 56 seconds.
• To count from 1 to 21,200,865,943,376 would take you about one million, six hundred eighty-five thousand, three hundred 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 21200865943376 cubic inches would be around 2306.4 feet tall.

Recreational maths with 21200865943376

• 21200865943376 backwards is 67334956800212
• 21200865943376 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21200865943376's digits is 56
• More coming soon!