1999943557920

Names of 1999943557920

• Cardinal: 1999943557920 can be written as One trillion, nine hundred ninety-nine billion, nine hundred forty-three million, five hundred fifty-seven thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 1.99994355792 × 10¹²

Factors of 1999943557920

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 196

Divisors of 1999943557920

• Number of divisors d(n): 1296
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 11 12 14 15 16 18 20 21 22 24 28 30 31 32 33 35 36 40 42 44 45 48 55 56 60 62 63 66 70 72 77 80 84 88 90 93 96 99 105 110 112 120 124 126 132 137 140 144 154 155 160 165 168 176 180 186 198 210 217 220 224 231 240 248 252 264 274 279 280 288 308 310 315 330 336 341 352 360 372 385 396 411 420 434 440 462 465 480 495 496 504 528 548 558 560 616 620 630 651 660 672 682 685 693 720 744 770 792 822 840 868 880 924 930 959 961 990 992 1008 1023 1056 1085 1096 1116 1120 1155 1232 1233 1240 1260 1302 1320 1364 1370 1386 1395 1440 1488 1507 1540 1584 1644 1680 1705 1736 1760 1848 1860 1918 1922 1953 1980 2016 2046 2055 2170 2192 2232 2310 2387 2464 2466 2480 2520 2604 2640 2728 2740 2772 2790 2877 2883 2976 3014 3069 3080 3168 3255 3288 3360 3410 3465 3472 3696 3720 3836 3844 3906 3960 4092 4110 4247 4340 4384 4464 4521 4620 4774 4795 4805 4932 4960 5040 5115 5208 5280 5456 5480 5544 5580 5754 5766 6028 6138 6160 6165 6510 6576 6727 6820 6930 6944 7161 7392 7440 7535 7672 7688 7812 7920 8184 8220 8494 8631 8649 8680 8928 9042 9240 9548 9590 9610 9765 9864 10080 10230 10416 10549 10571 10912 10960 11088 11160 11508 11532 11935 12056 12276 12320 12330 12741 13020 13152 13454 13563 13640 13860 14322 14385 14415 14880 15070 15344 15345 15376 15624 15840 16368 16440 16988 17262 17298 17360 18084 18480 18769 19096 19180 19220 19530 19728 20181 20460 20832 21098 21142 21235 21483 21920 22176 22320 22605 23016 23064 23870 24112 24552 24660 25482 26040 26908 27126 27280 27720 28644 28770 28830 29729 30140 30688 30690 30752 31248 31647 31713 32736 32880 33635 33976 34524 34596 34720 35805 36168 36960 37538 38192 38223 38360 38440 39060 39456 40362 40920 42196 42284 42470 42966 43155 43245 44640 45210 46032 46128 46717 47740 48224 49104 49320 50964 52080 52745 52855 53816 54252 54560 55440 56307 57288 57540 57660 59458 60280 60543 61380 62496 63294 63426 63705 65760 67270 67815 67952 69048 69192 71610 72336 73997 75076 76384 76446 76720 76880 78120 80724 81840 84392 84568 84940 85932 86310 86490 89187 90420 92064 92256 93434 93845 94941 95139 95480 98208 98640 100905 101928 104160 105490 105710 107415 107632 108504 110880 112614 114576 115080 115320 118916 120560 121086 122760 126588 126852 127410 131383 131657 134540 135630 135904 138096 138384 140151 143220 144672 147994 148645 150152 152892 153440 153760 156240 158235 158565 161448 163680 168784 168921 169136 169880 171864 172620 172980 178374 180840 186868 187690 189882 190278 190960 191115 197280 201810 203856 206459 210980 211420 214830 215264 217008 221991 225228 229152 230160 230640 233585 237832 241120 242172 245520 253176 253704 254820 262766 263314 267561 269080 271260 276192 276768 280302 281535 286440 295988 297290 300304 302715 305784 312480 316470 317130 322896 327019 337568 337842 338272 339760 343728 345240 345960 356748 361680 369985 373736 375380 379764 380556 381920 382230 394149 394971 403620 407712 412918 420453 421960 422840 429660 434016 443982 445935 450456 460320 461280 467170 474705 475664 475695 484344 491040 506352 507408 509640 525532 526628 535122 538160 542520 560604 563070 572880 581839 591976 594580 600608 605430 611568 619377 632940 634260 645792 654038 656915 658285 665973 675684 679520 687456 690480 691920 700755 713496 723360 739970 747472 750760 759528 761112 764460 788298 789942 807240 825836 840906 843920 844605 845680 859320 887964 891870 900912 921599 934340 949410 951328 951390 968688 981057 1012704 1014816 1019280 1032295 1051064 1053256 1070244 1076320 1085040 1109955 1121208 1126140 1145760 1163678 1182447 1183952 1184913 1189160 1210860 1223136 1238754 1265880 1268520 1308076 1313830 1316570 1331946 1337805 1351368 1380960 1383840 1401510 1426992 1445213 1448227 1479940 1494944 1501520 1519056 1522224 1528920 1576596 1579884 1614480 1635095 1651672 1681812 1687840 1689210 1691360 1718640 1745517 1775928 1783740 1801824 1843198 1858131 1868680 1898820 1902780 1937376 1962114 1970745 1974855 2038560 2064590 2102128 2102265 2106512 2140488 2170080 2219910 2242416 2252280 2327356 2364894 2367904 2369826 2378320 2421720 2477508 2531760 2537040 2616152 2627660 2633140 2663892 2675610 2702736 2764797 2803020 2853984 2890426 2896454 2909195 2943171 2959880 3003040 3038112 3044448 3057840 3096885 3153192 3159768 3228960 3270190 3303344 3329865 3363624 3378420 3437280 3491034 3551856 3567480 3686396 3716262 3737360 3797640 3805560 3924228 3941490 3949710 4072873 4129180 4204256 4204530 4213024 4280976 4335639 4344681 4439820 4484832 4504560 4607995 4654712 4729788 4739652 4756640 4843440 4905285 4955016 5063520 5074080 5232304 5236551 5255320 5266280 5327784 5351220 5405472 5529594 5606040 5780852 5792908 5818390 5886342 5912235 5919760 5924565 6115680 6193770 6306384 6319536 6400229 6540380 6606688 6659730 6727248 6756840 6982068 7103712 7134960 7226065 7241135 7372792 7432524 7474720 7595280 7611120 7848456 7882980 7899420 8145746 8258360 8294391 8409060 8561952 8671278 8689362 8727585 8879640 9009120 9215990 9290655 9309424 9459576 9479304 9686880 9810570 9910032 10137589 10464608 10473102 10510640 10532560 10655568 10702440 11059188 11212080 11561704 11585816 11636780 11772684 11824470 11839520 11849130 12218619 12387540 12612768 12639072 12800458 13006917 13034043 13080760 13319460 13454496 13513680 13823985 13964136 14269920 14452130 14482270 14715855 14745584 14865048 15190560 15222240 15696912 15765960 15798840 16291492 16516720 16588782 16818120 17342556 17378724 17455170 17759280 18037009 18431980 18581310 18618848 18919152 18958608 19200687 19621140 19820064 20275178 20364365 20946204 21021280 21065120 21311136 21404880 21678195 21723405 22118376 22424160 23123408 23171632 23273560 23545368 23648940 23698260 24437238 24775080 25600916 26013834 26068086 26161520 26182755 26638920 27027360 27647970 27928272 28904260 28964540 29431710 29491168 29730096 30412767 31393824 31531920 31597680 32001145 32582984 33033440 33177564 33636240 34685112 34757448 34910340 35518560 36074018 36655857 36863960 37162620 37838304 37917216 38401374 39242280 40550356 40728730 41471955 41892408 42809760 43356390 43446810 44236752 44801603 46246816 46343264 46547120 47090736 47297880 47396520 48874476 49550160 50687945 51201832 52027668 52136172 52323040 52365510 53277840 54111027 55295940 55856544 57602061 57808520 57929080 58863420 59460192 60825534 61093095 63063840 63195360 64002290 65034585 65165968 65170215 66355128 67272480 69370224 69514896 69820680 72148036 73311714 73727920 74325240 76802748 78484560 81100712 81457460 82943910 83784816 86712780 86893620 88473504 89603206 90185045 91238301 93094240 94181472 94595760 94793040 96003435 97748952 99100320 101375890 102403664 104055336 104272344 104731020 106555680 108222054 110591880 115204122 115617040 115858160 117726840 121651068 122186190 126259063 128004580 130069170 130331936 130340430 132710256 134404809 138740448 139029792 139641360 144296072 146623428 147455840 148650480 152063835 153605496 156969120 162201424 162333081 162914920 165887820 167569632 173425560 173787240 179206412 180370090 182476602 183279285 189191520 189586080 192006870 195497904 198407099 202751780 204807328 208110672 208544688 209462040 216444108 221183760 224008015 230408244 231234080 231716320 235453680 243302136 244372380 252518126 256009160 260138340 260680860 265420512 268809618 270555135 279282720 288010305 288592144 293246856 297300960 304127670 307210992 324402848 324666162 325829840 331775640 346851120 347574480 358412824 360740180 364953204 366558570 378777189 384013740 390995808 396814198 403214427 405503560 416221344 417089376 418924080 432888216 442367520 448016030 456191505 460816488 470907360 486604272 488744760 505036252 512018320 520276680 521361720 537619236 541110270 576020610 577184288 586493712 595221297 608255340 614421984 631295315 649332324 651659680 663551280 672024045 693702240 695148960 716825648 721480360 729906408 733117140 757554378 768027480 793628396 806428854 811007120 811665405 837848160 865776432 896032060 912383010 921632976 973208544 977489520 992035495 1010072504 1024036640 1040553360 1042723440 1075238472 1082220540 1136331567 1152041220 1172987424 1190442594 1216510680 1262590630 1298664648 1327102560 1344048090 1388849693 1433651296 1442960720 1459812816 1466234280 1515108756 1536054960 1587256792 1612857708 1622014240 1623330810 1731552864 1785663891 1792064120 1824766020 1843265952 1893885945 1954979040 1984070990 2016072135 2020145008 2081106720 2085446880 2150476944 2164441080 2272663134 2304082440 2380885188 2433021360 2525181260 2597329296 2688096180 2777699386 2885921440 2919625632 2932468560 2976106485 3030217512 3072109920 3174513584 3225715416 3246661620 3571327782 3584128240 3649532040 3787771890 3968141980 4032144270 4040290016 4166549079 4300953888 4328882160 4545326268 4608164880 4761770376 4866042720 5050362520 5194658592 5376192360 5555398772 5681657835 5864937120 5952212970 6060435024 6349027168 6451430832 6493323240 6944248465 7142655564 7168256480 7299064080 7575543780 7936283960 8064288540 8333098158 8657764320 8928319455 9090652536 9216329760 9523540752 10100725040 10752384720 11110797544 11363315670 11904425940 12120870048 12499647237 12902861664 12986646480 13888496930 14285311128 14598128160 15151087560 15872567920 16128577080 16666196316 17856638910 18181305072 19047081504 20201450080 20832745395 21504769440 22221595088 22726631340 23808851880 24999294474 25973292960 27776993860 28570622256 30302175120 31745135840 32257154160 33332392632 35713277820 36362610144 41665490790 44443190176 45453262680 47617703760 49998588948 55553987720 57141244512 60604350240 62498236185 64514308320 66664785264 71426555640 83330981580 90906525360 95235407520 99997177896 111107975440 124996472370 133329570528 142853111280 166661963160 181813050720 199994355792 222215950880 249992944740 285706222560 333323926320 399988711584 499985889480 666647852640 999971778960 1999943557920
• Sum of all divisors σ(n): 8856828961344
• Sum of proper divisors (its aliquot sum) s(n): 6856885403424
• 1999943557920 is an abundant number, because the sum of its proper divisors (6856885403424) is greater than itself. Its abundance is 4856941845504

Bases of 1999943557920

• Binary: 11101000110100101111011001110001100100000₂
• Hexadecimal: 0x1D1A5ECE320
• Base-36: PIRER9K0

Squares and roots of 1999943557920

• 1999943557920 squared (1999943557920²) is 3999774234865708394726400
• 1999943557920 cubed (1999943557920³) is 7999322714154070560350328180953088000
• The square root of 1999943557920 is 1414193.6069435471
• The cube root of 1999943557920 is 12599.0919768927

Scales and comparisons

• 1,999,943,557,920 seconds is equal to 63,592 years, 6 days, 21 hours, 12 minutes.
• To count from 1 to 1,999,943,557,920 would take you about one hundred fifty-eight thousand, nine hundred eighty 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 1999943557920 cubic inches would be around 1049.9 feet tall.

Recreational maths with 1999943557920

• 1999943557920 backwards is 0297553499991
• 1999943557920 is a Harshad number.
• The number of decimal digits it has is: 13
• The sum of 1999943557920's digits is 72
• More coming soon!