21137740910

Names of 21137740910

• Cardinal: 21137740910 can be written as Twenty-one billion, one hundred thirty-seven million, seven hundred forty thousand, nine hundred ten.

Scientific notation

• Scientific notation: 2.113774091 × 10¹⁰

Factors of 21137740910

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 958

Divisors of 21137740910

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 5 10 11 13 22 26 31 43 55 62 65 86 110 130 143 155 169 215 286 310 338 341 403 430 473 559 682 715 806 845 853 946 1118 1333 1430 1690 1705 1706 1859 2015 2365 2666 2795 3410 3718 4030 4265 4433 4730 5239 5590 6149 6665 7267 8530 8866 9295 9383 10478 11089 12298 13330 14534 14663 17329 18590 18766 22165 22178 26195 26443 29326 30745 34658 36335 36679 44330 46915 52390 52886 55445 57629 61490 72670 73315 73358 79937 86645 93830 110890 115258 121979 132215 144157 146630 159874 173290 183395 190619 225277 243958 264430 288145 288314 290873 343759 366790 381238 399685 403469 450554 476827 576290 581746 609895 687518 720785 799370 806938 953095 953654 1126385 1137049 1219790 1441570 1454365 1585727 1718795 1906190 2017345 2252770 2274098 2384135 2478047 2908730 3171454 3437590 3781349 4034690 4468867 4768270 4956094 5245097 5685245 6198751 7562698 7928635 8937734 10490194 11370490 12390235 12397502 12507539 14781637 15857270 18906745 22344335 24780470 25015078 26225485 29563274 30993755 37813490 44688670 49157537 52450970 61987510 62537695 68186261 73908185 98315074 125075390 136372522 147816370 162598007 192161281 245787685 325196014 340931305 384322562 491575370 681862610 812990035 960806405 1625980070 1921612810 2113774091 4227548182 10568870455 21137740910
• Sum of all divisors σ(n): 47529732096
• Sum of proper divisors (its aliquot sum) s(n): 26391991186
• 21137740910 is an abundant number, because the sum of its proper divisors (26391991186) is greater than itself. Its abundance is 5254250276

Bases of 21137740910

• Binary: 10011101011111010000101010001101110₂
• Hexadecimal: 0x4EBE8546E
• Base-36: 9PKV59Q

Squares and roots of 21137740910

• 21137740910 squared (21137740910²) is 446804090778287628100
• 21137740910 cubed (21137740910³) is 9444429108399564136236235571000
• The square root of 21137740910 is 145388.2419936355
• The cube root of 21137740910 is 2764.9430475927

Scales and comparisons

• 21,137,740,910 seconds is equal to 672 years, 5 weeks, 6 days, 18 hours, 41 minutes, 50 seconds.
• To count from 1 to 21,137,740,910 would take you about one thousand, three hundred forty-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 21137740910 cubic inches would be around 230.4 feet tall.

Recreational maths with 21137740910

• 21137740910 backwards is 01904773112
• The number of decimal digits it has is: 11
• The sum of 21137740910's digits is 35
• More coming soon!