1998066931429920

Names of 1998066931429920

• Cardinal: 1998066931429920 can be written as One quadrillion, nine hundred ninety-eight trillion, sixty-six billion, nine hundred thirty-one million, four hundred twenty-nine thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 1.99806693142992 × 10¹⁵

Factors of 1998066931429920

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 365557

Divisors of 1998066931429920

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 13 15 16 19 20 24 26 29 30 32 38 39 40 48 52 57 58 60 65 76 78 80 87 95 96 104 114 116 120 130 145 152 156 160 174 190 195 208 228 232 240 247 260 285 290 304 312 348 377 380 390 416 435 456 464 480 494 520 551 570 580 608 624 696 741 754 760 780 870 912 928 988 1040 1102 1131 1140 1160 1235 1248 1392 1482 1508 1520 1560 1597 1653 1740 1824 1885 1976 2080 2204 2262 2280 2320 2470 2755 2784 2964 3016 3040 3120 3194 3306 3480 3705 3770 3952 4408 4524 4560 4640 4791 4940 5510 5655 5928 6032 6240 6388 6612 6960 7163 7410 7540 7904 7985 8265 8816 9048 9120 9582 9880 11020 11310 11856 12064 12776 13224 13920 14326 14820 15080 15970 16530 17632 18096 19164 19760 20761 21489 22040 22620 23712 23955 25552 26448 28652 29640 30160 30343 31940 33060 35815 36192 38328 39520 41522 42978 44080 45240 46313 47910 51104 52896 57304 59280 60320 60686 62283 63880 66120 71630 76656 83044 85956 88160 90480 91029 92626 95820 103805 107445 114608 118560 121372 124566 127760 132240 138939 143260 151715 153312 166088 171912 180960 182058 185252 191640 207610 214890 229216 231565 242744 249132 255520 264480 277878 286520 303430 311415 332176 343824 363889 364116 370504 383280 394459 415220 429780 455145 463130 485488 498264 555756 573040 602069 606860 622830 664352 687648 694695 727778 728232 741008 766560 788918 830440 859560 879947 910290 926260 970976 996528 1091667 1111512 1146080 1183377 1204138 1213720 1245660 1389390 1455556 1456464 1482016 1577836 1660880 1719120 1759894 1806207 1819445 1820580 1852520 1972295 1993056 2183334 2223024 2366754 2408276 2427440 2491320 2639841 2778780 2911112 2912928 3010345 3155672 3321760 3438240 3519788 3612414 3638890 3641160 3705040 3944590 4366668 4399735 4446048 4730557 4733508 4816552 4854880 4982640 5279682 5458335 5557560 5822224 5916885 6020690 6311344 6913891 7039576 7224828 7277780 7282320 7410080 7889180 8733336 8799470 9031035 9461114 9467016 9633104 9965280 10552781 10559364 10916670 11115120 11439311 11644448 11833770 12041380 12622688 13199205 13827782 14079152 14191671 14449656 14555560 14564640 15778360 17466672 17598940 18062070 18922228 18934032 19266208 20741673 21105562 21118728 21833340 22230240 22878622 23652785 23667540 24082760 26398410 27655564 28158304 28383342 28899312 29111120 31556720 31658343 34317933 34569455 34933344 35197880 36124140 37844456 37868064 41483346 42211124 42237456 43666680 45757244 47305570 47335080 48165520 52763905 52796820 55311128 56766684 57196555 57798624 58222240 63113440 63316686 68635866 69138910 70395760 70958355 72248280 75688912 82966692 84422248 84474912 87333360 89880583 91514488 94611140 94670160 96331040 103708365 105527810 105593640 110622256 113533368 114393110 126633372 137186153 137271732 138277820 140791520 141916710 144496560 151377824 158291715 165933384 168844496 171589665 174666720 179761166 183028976 189222280 189340320 200502839 207416730 211055620 211187280 221244512 227066736 228786220 253266744 269641749 274372306 274543464 276555640 283833420 288993120 316583430 331866768 337688992 343179330 359522332 366057952 378444560 401005678 411558459 414833460 422111240 422374560 449402915 454133472 457572440 506533488 539283498 548744612 549086928 553111280 567666840 581130733 601508517 633166860 663733536 685930765 686358660 719044664 756889120 802011356 823116918 829666920 844222480 898805830 915144880 1002514195 1013066976 1078566996 1097489224 1098173856 1106222560 1135333680 1162261466 1203017034 1266333720 1348208745 1371861530 1372717320 1438089328 1604022712 1646233836 1659333840 1688444960 1743392199 1797611660 1830289760 2005028390 2057792295 2157133992 2194978448 2270667360 2324522932 2406034068 2532667440 2606536907 2696417490 2743723060 2745434640 2876178656 2905653665 3007542585 3208045424 3292467672 3318667680 3486784398 3595223320 4010056780 4115584590 4314267984 4389956896 4649045864 4812068136 5065334880 5213073814 5392834980 5487446120 5490869280 5811307330 6015085170 6416090848 6584935344 6973568796 7190446640 7554699529 7819610721 8020113560 8231169180 8628535968 8716960995 9298091728 9624136272 10426147628 10785669960 10974892240 11041483927 11622614660 12030170340 13032684535 13169870688 13947137592 14380893280 15109399058 15639221442 16040227120 16462338360 16852791257 17433921990 18596183456 19248272544 20852295256 21571339920 21949784480 22082967854 22664098587 23245229320 24060340680 26065369070 27894275184 30218798116 31278442884 32080454240 32924676720 33124451781 33705582514 34867843980 37773497645 39098053605 41704590512 43142679840 44165935708 45328197174 46490458640 48120681360 50558373771 52130738140 55207419635 55788550368 60437596232 62556885768 65849353440 66248903562 67411165028 69735687960 75546995290 78196107210 83409181024 84263956285 88331871416 90656394348 92980917280 96241362720 101116747542 104261476280 110414839270 113320492935 120875192464 125113771536 132497807124 134822330056 139471375920 143539291051 151093990580 156392214420 165622258905 168527912570 176663742832 181312788696 202233495084 208522952560 219086286341 220829678540 226640985870 241750384928 250227543072 252791868855 264995614248 269644660112 278942751840 287078582102 302187981160 312784428840 320203033883 331244517810 337055825140 353327485664 362625577392 404466990168 417045905120 430617873153 438172572682 441659357080 453281971740 505583737710 529991228496 539289320224 574157164204 604375962320 625568857680 640406067766 657258859023 662489035620 674111650280 717696455255 725251154784 808933980336 861235746306 876345145364 883318714160 906563943480 960609101649 1011167475420 1059982456992 1095431431705 1148314328408 1208751924640 1251137715360 1280812135532 1314517718046 1324978071240 1348223300560 1435392910510 1601015169415 1617867960672 1722471492612 1752690290728 1766637428320 1813127886960 1921218203298 2022334950840 2153089365765 2190862863410 2296628656816 2561624271064 2629035436092 2649956142480 2696446601120 2870785821020 3202030338830 3286294295115 3444942985224 3505380581456 3626255773920 3842436406596 4044669901680 4162639440479 4306178731530 4381725726820 4593257313632 4803045508245 5123248542128 5258070872184 5299912284960 5741571642040 6404060677660 6572588590230 6889885970448 7010761162912 7684872813192 8089339803360 8325278880958 8612357463060 8763451453640 9606091016490 10246497084256 10516141744368 11483143284080 12487918321437 12808121355320 13145177180460 13779771940896 15369745626384 16650557761916 17224714926120 17526902907280 19212182032980 20813197202395 21032283488736 22966286568160 24975836642874 25616242710640 26290354360920 30739491252768 33301115523832 34449429852240 35053805814560 38424364065960 41626394404790 49951673285748 51232485421280 52580708721840 62439591607185 66602231047664 68898859704480 76848728131920 83252788809580 99903346571496 105161417443680 124879183214370 133204462095328 153697456263840 166505577619160 199806693142992 249758366428740 333011155238320 399613386285984 499516732857480 666022310476640 999033465714960 1998066931429920
• Sum of all divisors σ(n): 7385467190976000
• Sum of proper divisors (its aliquot sum) s(n): 5387400259546080
• 1998066931429920 is an abundant number, because the sum of its proper divisors (5387400259546080) is greater than itself. Its abundance is 3389333328116160

Bases of 1998066931429920

• Binary: 111000110010011101100110101101011110111001000100000₂
• Hexadecimal: 0x7193B35AF7220
• Base-36: JO979YEWIO

Squares and roots of 1998066931429920

• 1998066931429920 squared (1998066931429920²) is 3992271462473776631135871206400
• 1998066931429920 cubed (1998066931429920³) is 7976825590460217888499895274640849307455488000
• The square root of 1998066931429920 is 44699741.9615585701
• The cube root of 1998066931429920 is 125951.5000082683

Scales and comparisons

• 1,998,066,931,429,920 seconds is equal to 63,532,347 years, 51 weeks, 4 days, 7 hours, 52 minutes.
• To count from 1 to 1,998,066,931,429,920 would take you about one hundred ninety million, five hundred ninety-seven thousand and forty-three 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 1998066931429920 cubic inches would be around 10496 feet tall.

Recreational maths with 1998066931429920

• 1998066931429920 backwards is 0299241396608991
• 1998066931429920 is a Harshad number.
• The number of decimal digits it has is: 16
• The sum of 1998066931429920's digits is 78
• More coming soon!