1998629401860

Names of 1998629401860

• Cardinal: 1998629401860 can be written as One trillion, nine hundred ninety-eight billion, six hundred twenty-nine million, four hundred one thousand, eight hundred sixty.

Scientific notation

• Scientific notation: 1.99862940186 × 10¹²

Factors of 1998629401860

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 445

Divisors of 1998629401860

• Number of divisors d(n): 1440
• Complete list of divisors:
  1 2 3 4 5 6 7 9 10 12 13 14 15 18 20 21 26 27 28 30 35 36 39 42 45 49 52 54 60 63 65 67 70 78 81 84 90 91 98 105 108 117 126 130 134 135 137 140 147 156 162 180 182 189 195 196 201 210 211 234 245 252 260 268 270 273 274 294 315 324 335 351 364 378 390 402 405 411 420 422 441 455 468 469 490 540 546 548 567 585 588 603 630 633 637 670 685 702 735 756 780 804 810 819 822 844 871 882 910 938 945 959 980 1005 1053 1055 1092 1134 1170 1206 1233 1260 1266 1274 1323 1340 1365 1370 1404 1407 1470 1477 1620 1638 1644 1742 1755 1764 1781 1809 1820 1876 1890 1899 1911 1918 2010 2055 2106 2110 2205 2268 2340 2345 2412 2457 2466 2532 2548 2613 2646 2730 2740 2743 2814 2835 2877 2940 2954 3015 3165 3185 3276 3283 3484 3510 3562 3618 3699 3780 3798 3822 3836 3969 4020 4095 4110 4212 4220 4221 4355 4410 4431 4690 4795 4914 4932 5226 5265 5292 5343 5427 5460 5486 5628 5670 5697 5733 5754 5908 6030 6097 6165 6330 6370 6566 6615 6713 7020 7035 7124 7236 7371 7385 7398 7596 7644 7839 7938 8190 8220 8229 8442 8631 8710 8820 8862 8905 9045 9179 9380 9495 9555 9590 9828 9849 10339 10452 10530 10686 10854 10972 11097 11340 11394 11466 11508 12060 12194 12285 12330 12467 12660 12663 12740 13065 13132 13230 13293 13426 13715 14070 14137 14385 14742 14770 14796 15678 15876 16029 16380 16415 16458 16884 17091 17199 17262 17420 17724 17810 18090 18291 18358 18495 18990 19110 19180 19201 19698 19845 20139 20678 21060 21105 21372 21708 22155 22194 22788 22932 23517 24388 24570 24660 24687 24934 25326 25893 26130 26460 26586 26715 26852 27135 27430 27537 28140 28274 28485 28665 28770 28907 29484 29540 29547 30485 31017 31356 32058 32830 32916 33565 34182 34398 34524 35620 36180 36582 36716 36855 36990 37401 37980 37989 38220 38402 39195 39396 39690 39879 40278 41145 41356 42210 42411 42679 43155 44310 44388 45895 47034 48087 49140 49245 49374 49868 50652 51597 51695 51786 52260 53172 53430 54270 54860 54873 55074 55485 56548 56970 57330 57540 57603 57814 59094 60417 60970 62034 62335 63315 64116 64253 65660 66465 67130 68364 68796 70551 70685 73164 73710 73980 74061 74802 75978 76804 77679 78390 79380 79758 80145 80556 82290 82611 84420 84822 85358 85455 85995 86310 86721 87269 88620 88641 91455 91790 93051 94068 96005 96174 98490 98748 98959 100695 103194 103390 103572 106860 108540 109746 110148 110970 112203 113940 114660 115206 115628 117585 118188 119327 119637 120834 121940 123435 124068 124670 126630 127233 128037 128506 129465 132930 134260 134407 137685 141102 141370 144261 144535 147420 147735 148122 149604 151956 155085 155358 156780 159516 160290 164580 164619 165222 169644 170716 170910 171990 172620 172809 173442 174538 177282 181251 182910 183580 183781 186102 187005 189945 192010 192348 192759 196980 197918 199395 201390 202349 206388 206780 212055 213395 219492 221940 222183 224406 230412 235170 238654 239274 240435 241668 246870 247833 249340 253260 254466 256074 257012 257985 258930 260163 261807 265860 265923 268814 274365 275370 279153 282204 282740 288015 288522 289070 295470 296244 296877 302085 310170 310716 320580 321265 329238 330444 336609 341820 343980 345618 346884 349076 352755 354564 357981 362502 365820 367562 370305 372204 374010 375791 379890 381699 384020 384111 385518 388395 395836 398790 402780 403221 404698 413055 424110 426790 433605 436345 443205 444366 448812 449771 465255 470340 477308 478548 480870 493740 493857 494795 495666 508932 512148 515970 517860 518427 520326 523614 531846 537628 543753 548730 550740 551343 558306 561015 576030 577044 578140 578277 590940 593754 596635 598185 604170 607047 620340 636165 640185 642530 658476 672035 673218 691236 692713 705510 715962 721305 725004 735124 740610 743499 748020 751582 759780 763398 768222 771036 776790 780489 785421 797580 806442 809396 823095 826110 835289 837459 848220 853580 864045 867210 872690 886410 888732 890631 899542 906255 918905 930510 961740 963795 987714 989590 991332 1009827 1011745 1031940 1036854 1040652 1047228 1063692 1073943 1087506 1097460 1102686 1110915 1116612 1122030 1127373 1145097 1152060 1152333 1156554 1187508 1193270 1196370 1208340 1209663 1214094 1239165 1272330 1280370 1285060 1286467 1300815 1309035 1329615 1344070 1346436 1349313 1385426 1395765 1411020 1416443 1431924 1442610 1481220 1484385 1486998 1503164 1526796 1536444 1553580 1555281 1560978 1570842 1612884 1646190 1652220 1654029 1670578 1674918 1683045 1728090 1734420 1734831 1745380 1772820 1781262 1789905 1799084 1812510 1821141 1837810 1861020 1878955 1908495 1920555 1927590 1936769 1975428 1979180 2016105 2019654 2023490 2073708 2078139 2147886 2175012 2205372 2221830 2244060 2248855 2254746 2290194 2304666 2313108 2341467 2356263 2386540 2392740 2419326 2428188 2469285 2478330 2505867 2544660 2560740 2572934 2592135 2601630 2618070 2630537 2659230 2671893 2688140 2698626 2718765 2756715 2770852 2791530 2832886 2885220 2891385 2968770 2973996 3035235 3110562 3121956 3141684 3221829 3292380 3308058 3341156 3349836 3366090 3382119 3456180 3456999 3463565 3469662 3562524 3579810 3625020 3628989 3642282 3675620 3717495 3757910 3816990 3841110 3855180 3859401 3873538 3902445 3927105 4032210 4039308 4046980 4047939 4156278 4176445 4187295 4249329 4295772 4443660 4453155 4497710 4509492 4580388 4609332 4682934 4712526 4838652 4938570 4956660 4962087 5011734 5049135 5145868 5184270 5203260 5204493 5236140 5261074 5318460 5343786 5369715 5397252 5437530 5463423 5513430 5583060 5636865 5665772 5725485 5761665 5782770 5810307 5847023 5937540 6048315 6070470 6221124 6234417 6432335 6443658 6616116 6732180 6746565 6764238 6913998 6927130 6939324 7068789 7082215 7159620 7257978 7284564 7434990 7515820 7517601 7633980 7682220 7718802 7747076 7776405 7804890 7854210 7891611 8015679 8064420 8095878 8270145 8312556 8352890 8374590 8498658 8674155 8906310 8995420 9005269 9105705 9365868 9425052 9665487 9683845 9877140 9924174 10023468 10098270 10146357 10368540 10390695 10408986 10522148 10687572 10739430 10875060 10886967 10926846 11026860 11273730 11450970 11523330 11565540 11578203 11620614 11694046 11707335 11781315 12096630 12140940 12143817 12468834 12529335 12747987 12864670 12887316 13152685 13359465 13493130 13528476 13557383 13827996 13854260 14137578 14164430 14515956 14869980 14886261 15035202 15437604 15552810 15609780 15708420 15783222 16031358 16109145 16191756 16390269 16540290 16705780 16749180 16910595 16997316 17284995 17348310 17430921 17541069 17812620 18010538 18144945 18211410 18413759 18703251 19297005 19330974 19367690 19848348 20196540 20239695 20292714 20781390 20817972 21246645 21478860 21773934 21853692 22547460 22552803 22901940 23046660 23156406 23241228 23388092 23414670 23562630 23674833 24193260 24287634 24810435 24937668 25058670 25177997 25495974 25729340 26022465 26305370 26718930 26986260 27015807 27114766 27317115 28275156 28328860 29051535 29235115 29772522 30070404 30439071 31105620 31172085 31566444 32062716 32218290 32780538 33080580 33821190 34569990 34696620 34734609 34861842 35082138 35343945 36021076 36289890 36422820 36431451 36827518 37406502 37588005 38243961 38594010 38661948 38735380 39458055 40078395 40479390 40585428 40672149 41562780 42493290 43547868 45026345 45105606 46312812 46829340 47125260 47349666 48327435 48575268 49620870 50117340 50355994 50731785 50991948 52044930 52292763 52610740 52623207 53437860 54031614 54229532 54434835 54634230 55241277 56109753 57891015 58103070 58470230 59545044 60719085 60878142 62344170 63739935 64436580 65561076 67642380 67658409 67786915 69139980 69469218 69723684 70164276 70687890 71024499 72579780 72862902 73655036 74431305 74813004 75176010 75533991 76487922 77188020 78916110 80156790 80958780 81047421 81344298 81951345 84986580 87154605 87705345 90052690 90211212 92068795 93516255 94699332 94901681 96654870 99241740 100711988 101463570 104089860 104203827 104585526 105246414 108063228 108869670 109268460 110482554 112219506 112764015 114731883 115782030 116206140 116940460 118374165 121438170 121756284 122016447 124688340 125889985 127479870 135079035 135316818 135573830 138938436 141375780 142048998 145725804 148862610 150352020 151067982 152195355 152975844 156878289 157832220 157869621 160313580 162094842 162688596 163902690 165723831 173673045 174309210 175410690 176245979 180105380 182157255 184137590 187032510 189803362 191219805 193309740 202927140 203360745 208407654 209171052 210492828 213073497 217739340 220965108 224439012 225528030 226601973 229463766 231564060 236748330 242876340 243142263 244032894 251779970 254959740 261463815 263116035 270158070 270633636 271147660 276206385 280548765 284097996 284705043 297725220 302135964 304390710 313756578 315739242 324189684 327805380 331447662 338292045 347346090 348618420 350821380 352491958 355122495 364314510 366049341 368275180 374065020 377669955 379606724 382439610 405237105 406721490 416815308 426146994 451056060 453203946 458927532 473496660 473608863 474508405 486284526 488065788 497171493 503559940 521019135 522927630 526232070 528737937 540316140 552412770 561097530 569410086 573659415 608781420 610082235 627513156 631478484 662895324 676584090 679805919 694692180 704983916 710244990 728629020 729426789 732098682 755339910 764879220 784391445 789348105 810474210 813442980 828619155 852293988 854115129 881229895 906407892 947217726 949016810 972569052 994342986 1042038270 1045855260 1052464140 1057475874 1065367485 1098148023 1104825540 1122195060 1133009865 1138820172 1147318830 1215711315 1220164470 1233721853 1353168180 1359611838 1420489980 1423525215 1458853578 1464197364 1491514479 1510679820 1568782890 1578696210 1586213811 1620948420 1657238310 1708230258 1762459790 1830246705 1894435452 1898033620 1988685972 2039417757 2084076540 2114951748 2130734970 2196296046 2266019730 2294637660 2368044315 2431422630 2440328940 2467443706 2485857465 2562345387 2643689685 2719223676 2847050430 2917707156 2983028958 3137565780 3157392420 3172427622 3314476620 3399029595 3416460516 3524919580 3647133945 3660493410 3701165559 4078835514 4261469940 4270575645 4392592092 4532039460 4736088630 4758641433 4862845260 4934887412 4971714930 5124690774 5287379370 5490740115 5694100860 5966057916 6168609265 6344855244 6798059190 7294267890 7320986820 7402331118 7457572395 7687036161 7931069055 8157671028 8541151290 9472177260 9517282866 9943429860 10197088785 10249381548 10574758740 10981480230 11103496677 12337218530 12811726935 13596118380 14275924299 14588535780 14804662236 14915144790 15374072322 15862138110 17082302580 18505827795 19034565732 20394177570 21962960460 22206993354 23793207165 24674437060 25623453870 28551848598 29830289580 30748144644 31724276220 33310490031 37011655590 38435180805 40788355140 44413986708 47586414330 51246907740 55517483385 57103697196 66620980062 71379621495 74023311180 76870361610 95172828660 99931470093 111034966770 133241960124 142759242990 153740723220 166552450155 199862940186 222069933540 285518485980 333104900310 399725880372 499657350465 666209800620 999314700930 1998629401860
• Sum of all divisors σ(n): 8067916821888
• Sum of proper divisors (its aliquot sum) s(n): 6069287420028
• 1998629401860 is an abundant number, because the sum of its proper divisors (6069287420028) is greater than itself. Its abundance is 4070658018168

Bases of 1998629401860

• Binary: 11101000101010111100110000111010100000100₂
• Hexadecimal: 0x1D157987504
• Base-36: PI5OCC90

Squares and roots of 1998629401860

• 1998629401860 squared (1998629401860²) is 3994519485979261371459600
• 1998629401860 cubed (1998629401860³) is 7983564090980845811204903623154856000
• The square root of 1998629401860 is 1413728.8997046073
• The cube root of 1998629401860 is 12596.3317655049

Scales and comparisons

• 1,998,629,401,860 seconds is equal to 63,550 years, 12 weeks, 17 hours, 51 minutes.
• To count from 1 to 1,998,629,401,860 would take you about one hundred fifty-eight thousand, eight hundred seventy-five 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 1998629401860 cubic inches would be around 1049.7 feet tall.

Recreational maths with 1998629401860

• 1998629401860 backwards is 0681049268991
• 1998629401860 is a Harshad number.
• The number of decimal digits it has is: 13
• The sum of 1998629401860's digits is 63
• More coming soon!