19995901615872

Names of 19995901615872

• Cardinal: 19995901615872 can be written as Nineteen trillion, nine hundred ninety-five billion, nine hundred one million, six hundred fifteen thousand, eight hundred seventy-two.

Scientific notation

• Scientific notation: 1.9995901615872 × 10¹³

Factors of 19995901615872

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 623383

Divisors of 19995901615872

• Number of divisors d(n): 720
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 13 14 16 17 18 21 24 26 27 28 32 34 36 39 42 48 51 52 54 56 63 64 68 72 78 81 84 91 96 102 104 108 112 117 119 126 128 136 144 153 156 162 168 182 189 192 204 208 216 221 224 234 238 252 256 272 273 288 306 312 324 336 351 357 364 378 384 408 416 432 442 448 459 468 476 504 544 546 567 576 612 624 648 663 672 702 714 728 756 768 816 819 832 864 884 896 918 936 952 1008 1053 1071 1088 1092 1134 1152 1224 1248 1296 1326 1344 1377 1404 1428 1456 1512 1547 1632 1638 1664 1728 1768 1792 1836 1872 1904 1989 2016 2106 2142 2176 2184 2268 2304 2448 2457 2496 2592 2652 2688 2754 2808 2856 2912 3024 3094 3213 3264 3276 3328 3456 3536 3672 3744 3808 3978 4032 4212 4284 4352 4368 4536 4641 4896 4914 4992 5184 5304 5376 5508 5616 5712 5824 5967 6048 6188 6426 6528 6552 6912 7072 7344 7371 7488 7616 7956 8064 8424 8568 8736 9072 9282 9639 9792 9828 9984 10368 10608 11016 11232 11424 11648 11934 12096 12376 12852 13056 13104 13923 14144 14688 14742 14976 15232 15912 16128 16848 17136 17472 17901 18144 18564 19278 19584 19656 20736 21216 22032 22464 22848 23296 23868 24192 24752 25704 26208 27846 28288 29376 29484 29952 30464 31824 33696 34272 34944 35802 36288 37128 38556 39168 39312 41769 42432 44064 44928 45696 47736 48384 49504 51408 52416 55692 56576 58752 58968 63648 67392 68544 69888 71604 72576 74256 77112 78624 83538 84864 88128 89856 91392 95472 99008 102816 104832 111384 117504 117936 125307 127296 134784 137088 143208 145152 148512 154224 157248 167076 169728 176256 190944 198016 205632 209664 222768 235872 250614 254592 269568 274176 286416 297024 308448 314496 334152 352512 381888 396032 411264 445536 471744 501228 509184 572832 594048 616896 623341 628992 668304 763776 822528 891072 943488 1002456 1145664 1188096 1233792 1246682 1336608 1527552 1782144 1870023 1886976 2004912 2291328 2467584 2493364 2673216 3564288 3740046 4009824 4363387 4582656 4986728 5346432 5610069 7480092 8019648 8103433 8726774 9973456 10596797 10692864 11220138 13090161 14960184 16039296 16206866 16830207 17453548 19946912 21193594 22440276 24310299 26180322 29920368 31790391 32078592 32413732 33660414 34907096 39270483 39893824 42387188 44880552 48620598 50490621 52360644 56724031 59840736 63580782 64827464 67320828 69814192 72930897 74177579 78540966 79787648 84774376 89761104 95371173 97241196 100981242 104721288 113448062 117811449 119681472 127161564 129654928 134641656 137758361 139628384 145861794 148355158 157081932 159575296 169548752 170172093 179522208 190742346 194482392 201962484 209442576 218792691 222532737 226896124 235622898 239362944 254323128 259309856 269283312 275516722 279256768 286113519 291723588 296710316 314163864 339097504 340344186 353434347 359044416 381484692 388964784 403924968 413275083 418885152 437585382 445065474 453792248 471245796 478725888 508646256 510516279 518619712 538566624 551033444 558513536 572227038 583447176 593420632 628327728 656378073 667598211 678195008 680688372 706868694 718088832 762969384 777929568 807849936 826550166 837770304 858340557 875170764 890130948 907584496 942491592 964308527 1017292512 1021032558 1037239424 1077133248 1102066888 1117027072 1144454076 1166894352 1186841264 1239825249 1256655456 1312756146 1335196422 1356390016 1361376744 1413737388 1436177664 1525938768 1531548837 1555859136 1615699872 1653100332 1675540608 1716681114 1750341528 1780261896 1815168992 1884983184 1928617054 2002794633 2034585024 2042065116 2074478848 2154266496 2204133776 2288908152 2333788704 2373682528 2479650498 2513310912 2625512292 2670392844 2712780032 2722753488 2827474776 2892925581 3051877536 3063097674 3111718272 3231399744 3306200664 3351081216 3433362228 3500683056 3560523792 3630337984 3719475747 3769966368 3857234108 4005589266 4069170048 4084130232 4308532992 4408267552 4577816304 4594646511 4667577408 4747365056 4959300996 5026621824 5251024584 5340785688 5445506976 5654949552 5785851162 6008383899 6103755072 6126195348 6223436544 6462799488 6612401328 6866724456 7001366112 7121047584 7260675968 7438951494 7539932736 7714468216 8011178532 8138340096 8168260464 8678776743 8816535104 9155632608 9189293022 9335154816 9494730112 9918601992 10053243648 10502049168 10681571376 10891013952 11158427241 11309899104 11571702324 12016767798 12207510144 12252390696 12925598976 13224802656 13733448912 14002732224 14242095168 14521351936 14877902988 15079865472 15428936432 16022357064 16336520928 17357553486 17633070208 18311265216 18378586044 18670309632 18989460224 19837203984 21004098336 21363142752 21782027904 22316854482 22619798208 23143404648 24033535596 24415020288 24504781392 26036330229 26449605312 27466897824 28005464448 28484190336 29755805976 30159730944 30857872864 32044714128 32673041856 34715106972 35266140416 36622530432 36757172088 39674407968 42008196672 42726285504 43564055808 44633708964 45239596416 46286809296 48067071192 49009562784 52072660458 52899210624 54933795648 56010928896 56968380672 59511611952 61715745728 64089428256 65346083712 69430213944 73245060864 73514344176 78108990687 79348815936 84016393344 85452571008 89267417928 90479192832 92573618592 96134142384 98019125568 104145320916 105798421248 109867591296 119023223904 123431491456 128178856512 130692167424 138860427888 147028688352 156217981374 158697631872 168032786688 170905142016 178534835856 185147237184 192268284768 196038251136 208290641832 219735182592 238046447808 246862982912 256357713024 277720855776 294057376704 312435962748 317395263744 357069671712 370294474368 384536569536 392076502272 416581283664 476092895616 512715426048 555441711552 588114753408 624871925496 714139343424 740588948736 769073139072 833162567328 952185791232 1110883423104 1176229506816 1249743850992 1428278686848 1538146278144 1666325134656 2221766846208 2499487701984 2856557373696 3332650269312 4998975403968 6665300538624 9997950807936 19995901615872
• Sum of all divisors σ(n): 77700388151232
• Sum of proper divisors (its aliquot sum) s(n): 57704486535360
• 19995901615872 is an abundant number, because the sum of its proper divisors (57704486535360) is greater than itself. Its abundance is 37708584919488

Bases of 19995901615872

• Binary: 100100010111110101000100111001101111100000000₂
• Hexadecimal: 0x122FA89CDF00
• Base-36: 735ZNJK00

Squares and roots of 19995901615872

• 19995901615872 squared (19995901615872²) is 399836081431632460642320384
• 19995901615872 cubed (19995901615872³) is 7995082946782708094852581609453123534848
• The square root of 19995901615872 is 4471677.7182475931
• The cube root of 19995901615872 is 27142.3219182735

Scales and comparisons

• 19,995,901,615,872 seconds is equal to 635,807 years, 42 weeks, 4 days, 11 hours, 31 minutes, 12 seconds.
• To count from 1 to 19,995,901,615,872 would take you about one million, five hundred eighty-nine thousand, five hundred nineteen 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 19995901615872 cubic inches would be around 2261.9 feet tall.

Recreational maths with 19995901615872

• 19995901615872 backwards is 27851610959991
• 19995901615872 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 19995901615872's digits is 72
• More coming soon!