21249513613272

Names of 21249513613272

• Cardinal: 21249513613272 can be written as Twenty-one trillion, two hundred forty-nine billion, five hundred thirteen million, six hundred thirteen thousand, two hundred seventy-two.

Scientific notation

• Scientific notation: 2.1249513613272 × 10¹³

Factors of 21249513613272

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1062900870

Divisors of 21249513613272

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 6 7 8 12 14 17 21 24 28 34 42 49 51 56 68 84 98 102 119 136 147 168 196 204 238 294 357 392 408 476 588 714 833 952 1176 1428 1666 2499 2856 3332 4998 6664 9996 19992 1062900841 2125801682 3188702523 4251603364 6377405046 7440305887 8503206728 12754810092 14880611774 18069314297 22320917661 25509620184 29761223548 36138628594 44641835322 52082141209 54207942891 59522447096 72277257188 89283670644 104164282418 108415885782 126485200079 144554514376 156246423627 178567341288 208328564836 216831771564 252970400158 312492847254 379455600237 416657129672 433663543128 505940800316 624985694508 758911200474 885396400553 1011881600632 1249971389016 1517822400948 1770792801106 2656189201659 3035644801896 3541585602212 5312378403318 7083171204424 10624756806636 21249513613272
• Sum of all divisors σ(n): 65432175833520
• Sum of proper divisors (its aliquot sum) s(n): 44182662220248
• 21249513613272 is an abundant number, because the sum of its proper divisors (44182662220248) is greater than itself. Its abundance is 22933148606976

Bases of 21249513613272

• Binary: 100110101001110001001101101011110011111011000₂
• Hexadecimal: 0x135389B5E7D8
• Base-36: 7J5W3RBVC

Squares and roots of 21249513613272

• 21249513613272 squared (21249513613272²) is 451541828800632049174545984
• 21249513613272 cubed (21249513613272³) is 9595044238060765569372372217477956699648
• The square root of 21249513613272 is 4609719.4722967687
• The cube root of 21249513613272 is 27698.0799553949

Scales and comparisons

• 21,249,513,613,272 seconds is equal to 675,668 years, 41 weeks, 5 days, 14 hours, 21 minutes, 12 seconds.
• To count from 1 to 21,249,513,613,272 would take you about one million, six hundred eighty-nine thousand, one hundred seventy-two 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 21249513613272 cubic inches would be around 2308.2 feet tall.

Recreational maths with 21249513613272

• 21249513613272 backwards is 27231631594212
• The number of decimal digits it has is: 14
• The sum of 21249513613272's digits is 48
• More coming soon!