20715386290920

Names of 20715386290920

• Cardinal: 20715386290920 can be written as Twenty trillion, seven hundred fifteen billion, three hundred eighty-six million, two hundred ninety thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 2.071538629092 × 10¹³

Factors of 20715386290920

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 255250

Divisors of 20715386290920

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 17 18 20 24 30 34 36 37 40 45 51 60 68 72 74 85 90 102 111 120 136 148 153 170 180 185 204 222 255 296 306 333 340 359 360 370 408 444 510 555 612 629 666 680 718 740 765 888 1020 1077 1110 1224 1258 1332 1436 1480 1530 1665 1795 1887 2040 2154 2220 2516 2664 2872 3060 3145 3231 3330 3590 3774 4308 4440 5032 5385 5661 6103 6120 6290 6462 6660 7180 7548 8616 9435 10770 11322 12206 12580 12924 13283 13320 14360 15096 16155 18309 18870 21540 22644 24412 25160 25848 26566 28305 30515 32310 36618 37740 39849 43080 45288 48824 53132 54927 56610 61030 64620 66415 73236 75480 79698 91545 106264 109854 113220 119547 122060 129240 132830 146472 159396 183090 199245 219708 225811 226440 239094 244120 254827 265660 274635 318792 366180 398490 439416 451622 478188 509654 531320 549270 597735 677433 732360 764481 796980 903244 956376 1019308 1098540 1129055 1195470 1274135 1354866 1528962 1593960 1806488 2032299 2038616 2197080 2258110 2293443 2390940 2548270 2709732 3057924 3387165 3822405 4064598 4332059 4516220 4586886 4781880 5096540 5419464 6115848 6774330 7644810 8129196 8664118 9032440 9173772 9428599 10161495 10193080 11467215 12996177 13548660 15289620 16258392 17328236 18347544 18857198 20322990 21660295 22934430 25992354 27097320 28285797 30579240 34656472 37714396 38988531 40645980 43320590 45868860 47142995 51984708 56571594 64980885 75428792 77977062 81291960 84857391 86641180 91482893 91737720 94285990 103969416 113143188 129961770 141428985 155954124 160286183 169714782 173282360 182965786 188571980 194942655 226286376 259923540 274448679 282857970 311908248 320572366 339429564 365931572 377143960 389885310 424286955 457414465 480858549 519847080 548897358 565715940 641144732 678859128 731863144 779770620 801430915 823346037 848573910 914828930 961717098 1097794716 1131431880 1282289464 1372243395 1442575647 1555209181 1559541240 1602861830 1646692074 1697147820 1829657860 1923434196 2195589432 2404292745 2744486790 2885151294 3110418362 3205723660 3293384148 3384867041 3394295640 3659315720 3846868392 4116730185 4665627543 4808585490 5488973580 5770302588 6220836724 6411447320 6586768296 6769734082 7212878235 7776045905 8233460370 9331255086 9617170980 10154601123 10977947160 11540605176 12441673448 13539468164 13996882629 14425756470 15552091810 16466920740 16924335205 18662510172 19234341960 20309202246 23328137715 27078936328 27993765258 28851512940 30463803369 31104183620 32933841480 33848670410 37325020344 40618404492 46656275430 50773005615 55987530516 57542739697 57703025880 60927606738 62208367240 67697340820 69984413145 81236808984 93312550860 101546011230 111975061032 115085479394 121855213476 135394681640 139968826290 152319016845 172628219091 186625101720 203092022460 230170958788 243710426952 279937652580 287713698485 304638033690 345256438182 406184044920 460341917576 517884657273 559875305160 575427396970 609276067380 690512876364 863141095455 1035769314546 1150854793940 1218552134760 1381025752728 1726282190910 2071538629092 2301709587880 2589423286365 3452564381820 4143077258184 5178846572730 6905128763640 10357693145460 20715386290920
• Sum of all divisors σ(n): 73416150662400
• Sum of proper divisors (its aliquot sum) s(n): 52700764371480
• 20715386290920 is an abundant number, because the sum of its proper divisors (52700764371480) is greater than itself. Its abundance is 31985378080560

Bases of 20715386290920

• Binary: 100101101011100101101001111011100001011101000₂
• Hexadecimal: 0x12D72D3DC2E8
• Base-36: 7CCIM54A0

Squares and roots of 20715386290920

• 20715386290920 squared (20715386290920²) is 429127229182036274874446400
• 20715386290920 cubed (20715386290920³) is 8889536320458039213664251798784346688000
• The square root of 20715386290920 is 4551415.8556343761
• The cube root of 20715386290920 is 27464.0350967771

Scales and comparisons

• 20,715,386,290,920 seconds is equal to 658,685 years, 10 weeks, 5 days, 9 hours, 42 minutes.
• To count from 1 to 20,715,386,290,920 would take you about one million, six hundred forty-six thousand, seven hundred thirteen 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 20715386290920 cubic inches would be around 2288.7 feet tall.

Recreational maths with 20715386290920

• 20715386290920 backwards is 02909268351702
• The number of decimal digits it has is: 14
• The sum of 20715386290920's digits is 54
• More coming soon!