20121123461919472

Names of 20121123461919472

• Cardinal: 20121123461919472 can be written as Twenty quadrillion, one hundred twenty-one trillion, one hundred twenty-three billion, four hundred sixty-one million, nine hundred nineteen thousand, four hundred seventy-two.

Scientific notation

• Scientific notation: 2.0121123461919472 × 10¹⁶

Factors of 20121123461919472

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 711

Divisors of 20121123461919472

• Number of divisors d(n): 180
• Complete list of divisors:
  1 2 4 8 16 23 46 92 184 223 368 446 463 529 892 926 1058 1784 1852 2116 3568 3704 4232 5129 7408 8464 10258 10649 20516 21298 41032 42596 49729 82064 85192 99458 103249 117967 170384 198916 206498 214369 235934 244927 397832 412996 428738 471868 489854 795664 825992 857476 943736 979708 1143767 1651984 1714952 1887472 1959416 2287534 2374727 3429904 3918832 4575068 4749454 4930487 9150136 9498908 9860974 11089567 18300272 18997816 19721948 22179134 23024527 26306641 37995632 39443896 44358268 46049054 47804287 52613282 54618721 78887792 88716536 92098108 95608574 105226564 109237442 113401201 177433072 184196216 191217148 210453128 218474884 226802402 255060041 368392432 382434296 420906256 436949768 453604804 510120082 529564121 764868592 873899536 907209608 1020240164 1059128242 1099498601 1814419216 2040480328 2118256484 2198997202 4080960656 4236512968 4397994404 5134469521 5866380943 8473025936 8795988808 10268939042 10660356001 11732761886 12179974783 17591977616 20537878084 21320712002 23465523772 24359949566 25288467823 41075756168 42641424004 46931047544 48719899132 50576935646 82151512336 85282848008 93862095088 97439798264 101153871292 118092798983 170565696016 194879596528 202307742584 236185597966 245188188023 404615485168 472371195932 490376376046 944742391864 980752752092 1889484783728 1961505504184 2377259388223 2716134376609 3923011008368 4754518776446 5432268753218 5639328324529 9509037552892 10864537506436 11278656649058 19018075105784 21729075012872 22557313298116 38036150211568 43458150025744 45114626596232 54676965929129 90229253192464 109353931858258 218707863716516 437415727433032 874831454866064 1257570216369967 2515140432739934 5030280865479868 10060561730959736 20121123461919472
• Sum of all divisors σ(n): 41025539022242880
• Sum of proper divisors (its aliquot sum) s(n): 20904415560323408
• 20121123461919472 is an abundant number, because the sum of its proper divisors (20904415560323408) is greater than itself. Its abundance is 783292098403936

Bases of 20121123461919472

• Binary: 1000111011111000000111000100000011011011111001011110000₂
• Hexadecimal: 0x477C0E206DF2F0
• Base-36: 5I4CCID7PPS

Squares and roots of 20121123461919472

• 20121123461919472 squared (20121123461919472²) is 404859609369806237783710612758784
• 20121123461919472 cubed (20121123461919472³) is 8146230184874360790840438735082918640765968642048
• The square root of 20121123461919472 is 141848945.9316475569
• The cube root of 20121123461919472 is 271988.6252718751

Scales and comparisons

• 20,121,123,461,919,472 seconds is equal to 639,789,487 years, 19 weeks, 20 hours, 17 minutes, 52 seconds.
• To count from 1 to 20,121,123,461,919,472 would take you about one billion, nine hundred nineteen million, three hundred sixty-eight thousand, four hundred sixty-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 20121123461919472 cubic inches would be around 22665.7 feet tall.

Recreational maths with 20121123461919472

• 20121123461919472 backwards is 27491916432112102
• The number of decimal digits it has is: 17
• The sum of 20121123461919472's digits is 55
• More coming soon!