21229031668572

Names of 21229031668572

• Cardinal: 21229031668572 can be written as Twenty-one trillion, two hundred twenty-nine billion, thirty-one million, six hundred sixty-eight thousand, five hundred seventy-two.

Scientific notation

• Scientific notation: 2.1229031668572 × 10¹³

Factors of 21229031668572

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 526407

Divisors of 21229031668572

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 6 7 9 12 13 14 18 21 26 28 36 39 42 52 63 78 84 91 117 126 156 182 234 252 273 364 468 546 819 1092 1638 3276 12613 25226 37839 50452 75678 88291 113517 151356 163969 176582 227034 264873 327938 353164 454068 491907 513769 529746 655876 794619 983814 1027538 1059492 1147783 1475721 1541307 1589238 1967628 2055076 2295566 2951442 3082614 3178476 3443349 3596383 4591132 4623921 5902884 6165228 6678997 6886698 7192766 9247842 10330047 10789149 13357994 13773396 14385532 18495684 20036991 20660094 21578298 26715988 32367447 40073982 41320188 43156596 46752979 60110973 64734894 80147964 93505958 120221946 129469788 140258937 187011916 240443892 280517874 420776811 561035748 841553622 1683107244 6480168397 12960336794 19440505191 25920673588 38881010382 45361178779 58321515573 77762020764 84242189161 90722357558 116643031146 136083536337 168484378322 181444715116 233286062292 252726567483 272167072674 336968756644 408250609011 505453134966 544334145348 589695324127 758179702449 816501218022 1010906269932 1179390648254 1516359404898 1633002436044 1769085972381 2358781296508 3032718809796 3538171944762 5307257917143 7076343889524 10614515834286 21229031668572
• Sum of all divisors σ(n): 66051241197760
• Sum of proper divisors (its aliquot sum) s(n): 44822209529188
• 21229031668572 is an abundant number, because the sum of its proper divisors (44822209529188) is greater than itself. Its abundance is 23593177860616

Bases of 21229031668572

• Binary: 100110100111011000100111001000011101101011100₂
• Hexadecimal: 0x134EC4E43B5C
• Base-36: 7IWHDC670

Squares and roots of 21229031668572

• 21229031668572 squared (21229031668572²) is 450671785585232874452519184
• 21229031668572 cubed (21229031668572³) is 9567325608320798866261951123700359885248
• The square root of 21229031668572 is 4607497.3324541383
• The cube root of 21229031668572 is 27689.1779020317

Scales and comparisons

• 21,229,031,668,572 seconds is equal to 675,017 years, 28 weeks, 1 day, 1 hour, 16 minutes, 12 seconds.
• To count from 1 to 21,229,031,668,572 would take you about one million, six hundred eighty-seven thousand, five hundred forty-three 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 21229031668572 cubic inches would be around 2307.4 feet tall.

Recreational maths with 21229031668572

• 21229031668572 backwards is 27586613092212
• The number of decimal digits it has is: 14
• The sum of 21229031668572's digits is 54
• More coming soon!