1998736821900

Names of 1998736821900

• Cardinal: 1998736821900 can be written as One trillion, nine hundred ninety-eight billion, seven hundred thirty-six million, eight hundred twenty-one thousand, nine hundred.

Scientific notation

• Scientific notation: 1.9987368219 × 10¹²

Factors of 1998736821900

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 198

Divisors of 1998736821900

• Number of divisors d(n): 1296
• Complete list of divisors:
  1 2 3 4 5 6 7 9 10 12 13 14 15 18 20 21 25 26 27 28 30 35 36 39 42 45 50 52 54 60 63 65 70 75 78 79 84 89 90 91 100 105 108 117 126 130 135 140 150 156 158 169 175 178 180 182 189 195 210 225 234 237 252 260 267 270 273 300 315 316 325 338 350 351 356 364 378 390 395 420 445 450 455 468 474 507 525 534 540 546 553 585 623 630 650 675 676 700 702 711 756 780 790 801 819 845 890 900 910 945 948 975 1014 1027 1050 1068 1092 1106 1157 1170 1183 1185 1246 1260 1300 1335 1350 1365 1404 1422 1521 1575 1580 1602 1638 1659 1690 1755 1780 1820 1869 1890 1950 1975 2028 2054 2100 2133 2212 2225 2275 2314 2340 2366 2370 2403 2457 2492 2535 2670 2700 2730 2765 2844 2925 3042 3081 3115 3150 3204 3276 3318 3380 3471 3510 3549 3555 3738 3780 3900 3950 4005 4095 4108 4225 4266 4450 4550 4563 4628 4725 4732 4740 4806 4914 4977 5070 5135 5340 5460 5530 5607 5785 5850 5915 5925 6084 6162 6230 6300 6636 6675 6825 6942 7020 7031 7098 7110 7189 7476 7605 7900 7921 8010 8099 8190 8295 8450 8532 8775 8900 9100 9126 9243 9345 9450 9612 9828 9954 10140 10270 10413 10647 10665 11060 11214 11570 11700 11830 11850 12015 12285 12324 12460 12675 13350 13351 13650 13825 13884 14062 14196 14220 14378 14931 15041 15210 15405 15575 15842 16020 16198 16380 16590 16821 16900 17355 17550 17745 17775 18252 18486 18690 18900 19908 20025 20475 20540 20826 21093 21294 21330 21567 22428 22815 23140 23660 23700 23763 24030 24297 24570 24885 25350 25675 26700 26702 27300 27650 27729 28035 28124 28756 28925 29575 29862 30082 30420 30810 31150 31239 31684 31941 32396 33180 33642 34710 35100 35155 35490 35550 35945 36972 37380 38025 39605 40050 40053 40495 40950 41475 41652 42186 42588 42660 43134 45123 45630 46215 46725 47526 48060 48594 49140 49217 49770 50700 51350 52065 53235 53325 53404 55300 55447 55458 56070 57850 59150 59724 60075 60164 61425 61620 62300 62478 63279 63882 64701 66755 67284 69420 70310 70980 71100 71289 71890 72891 74655 75205 76050 77025 79210 80100 80106 80990 81900 82950 84105 84372 86268 86775 88725 90246 91260 91403 92430 93450 93457 95052 97188 98434 99540 102700 102973 104130 105287 105465 106470 106650 107835 110894 110916 112140 114075 115700 118300 118815 120150 120159 121485 122850 124425 124956 126558 127764 129402 133510 135369 138645 140175 140620 142578 143780 145782 147651 149310 150410 152100 154050 156195 158420 159705 160212 161980 165900 166341 168210 173550 175775 177450 179725 180492 182806 184860 186900 186914 189837 194103 196868 198025 200265 202475 205946 208260 210574 210930 212940 213300 213867 215670 218673 221788 225615 228150 231075 237630 240300 240318 242970 245700 246085 248850 253116 258804 260325 266175 267020 270738 274209 277235 277290 280350 280371 285156 291564 295302 298620 300820 308100 308919 312390 315861 316395 319410 323505 332682 333775 336420 347100 351550 354900 356445 359450 360477 364455 365612 373275 373828 376025 379674 388206 396050 400530 404950 406107 411892 420525 421148 421860 427734 431340 437346 442953 451230 456300 457015 462150 467285 475260 480636 485940 492170 497700 499023 514865 520650 526435 527325 532350 539175 541476 548418 554470 554580 560700 560742 590604 594075 600795 607425 617838 624780 625759 631722 632790 638820 639821 647010 665364 667550 676845 693225 703100 712890 718900 720811 720954 728910 738255 746550 752050 759348 776412 780975 792100 798525 801060 809900 812214 822627 831705 841050 841113 855468 874692 885906 902460 914030 924300 926757 934570 947583 949185 970515 984340 998046 1001325 1029730 1041300 1052870 1054650 1064700 1069335 1078350 1093365 1096836 1108940 1121484 1128075 1188150 1188239 1201590 1214850 1230425 1235676 1251518 1263444 1265580 1279642 1294020 1328859 1335100 1338649 1353690 1371045 1386175 1386450 1401855 1425780 1441622 1441908 1457820 1476510 1493100 1497069 1504100 1544595 1561950 1579305 1581975 1597050 1617525 1624428 1645254 1663410 1682100 1682226 1771812 1782225 1802385 1822275 1828060 1853514 1869140 1877277 1895166 1898370 1919463 1941030 1996092 2002650 2030535 2059460 2105740 2109300 2138670 2156700 2162433 2186730 2214765 2256150 2285075 2336425 2376300 2376478 2403180 2429700 2460850 2467881 2495115 2503036 2523339 2559284 2574325 2632175 2657718 2677298 2707380 2742090 2772350 2772900 2780271 2803710 2842749 2883244 2953020 2994138 3003975 3089190 3123900 3128795 3158610 3163950 3194100 3199105 3235050 3290508 3326820 3364452 3384225 3564450 3564717 3604055 3604770 3644550 3691275 3707028 3754554 3790332 3796740 3838926 3882060 4005300 4015947 4061070 4113135 4158525 4205565 4277340 4324866 4373460 4380313 4429530 4512300 4570150 4633785 4672850 4737915 4745925 4752956 4852575 4921700 4935762 4990230 5046678 5148650 5264350 5315436 5346675 5354596 5466825 5484180 5544700 5560542 5607420 5631831 5685498 5758389 5941195 5988276 6007950 6178380 6257590 6317220 6327900 6398210 6470100 6487299 6644295 6693245 6768450 6855225 7009275 7128900 7129434 7208110 7209540 7289100 7382550 7485345 7509108 7677852 7722975 7896525 8031894 8122140 8134867 8226270 8317050 8317673 8411130 8649732 8760626 8859060 9011925 9140300 9267570 9345700 9370543 9386385 9475830 9491850 9597315 9705150 9871524 9980460 10093356 10152675 10297300 10528700 10693350 10694151 10812165 10933650 11073825 11121084 11263662 11370996 11516778 11882390 12015900 12047841 12339405 12475575 12515180 12616695 12796420 12974598 13140939 13288590 13386490 13536900 13710450 13901355 14018550 14213745 14258868 14416220 14765100 14970690 15445950 15643975 15793050 15995525 16063788 16269734 16452540 16634100 16635346 16822260 16895493 17275167 17521252 17823585 18020275 18023850 18535140 18741086 18772770 18951660 18983700 19194630 19410300 19461897 20079735 20305350 20565675 21027825 21386700 21388302 21624330 21867300 21901565 22147650 22527324 23033556 23168925 23689575 23764780 24095682 24404601 24678810 24951150 24953019 25233390 25949196 26281878 26577180 26772980 27420900 27802710 28037100 28111629 28159155 28427490 28791945 29705975 29941380 30891900 31287950 31586100 31991050 32082453 32436495 32539468 33221475 33270692 33466225 33790986 34550334 35647170 36040550 36047700 36143523 37426725 37482172 37545540 38389260 38923794 39422817 40159470 40610700 40674335 41131350 41588365 42055650 42776604 43248660 43803130 44295300 46337850 46852715 46931925 47379150 47986575 48191364 48809202 49357620 49902300 49906038 50466780 52563756 53470755 54060825 55605420 56223258 56318310 56854980 56944069 57583890 59411950 60239205 61697025 62575900 63083475 63982100 64164906 64872990 65704695 66442950 66932450 67581972 69100668 69506775 71068725 71294340 72081100 72287046 73213803 74853450 74859057 77847588 78845634 80318940 81348670 82262700 83176730 84111300 84334887 84477465 86375835 87606260 89117925 92675700 93705430 93863850 94758300 95973150 97309485 97618404 99812076 100398675 105753271 106941510 108121650 109507825 112446516 112636620 113888138 115167780 118268451 118823900 120478410 122023005 123394050 124765095 126166950 128329812 129745980 131409390 132885900 133864900 139013550 140558145 140795775 142137450 143959725 144574092 146427606 149706900 149718114 157691268 160412265 162182475 162697340 166353460 168669774 168954930 170832207 172751670 178235850 180717615 187410860 187727700 191946300 194618970 197114085 200797350 203371675 207941825 211506542 213883020 216243300 219015650 219641409 224577171 227776276 234263575 236536902 240956820 244046010 246788100 249530190 252333900 253004661 262818780 267353775 278027100 281116290 281591550 284274900 284720345 287919450 292855212 299436228 301196025 317259813 320824530 324364950 328523475 337339548 337909860 341664414 345503340 356471700 361435230 366069015 374295285 389237940 394228170 401594700 406743350 415883650 421674435 422387325 423013084 431879175 438031300 439282818 449154342 468527150 473073804 486547425 488092020 499060380 506009322 512496621 528766355 534707550 562232580 563183100 569440690 575838900 591342255 602392050 610115025 623825475 634519626 641649060 648729900 657046950 683328828 702790725 722870460 732138030 740272897 748590570 788456340 802061325 813486700 831767300 843348870 844774650 854161035 863758350 878565636 898308684 903588075 937054300 951779439 973094850 985570425 1012018644 1024993242 1057532710 1069415100 1098207045 1122885855 1138881380 1182684510 1204784100 1220230050 1247650950 1265023305 1269039252 1314093900 1405581450 1423601725 1464276060 1480545794 1497181140 1537489863 1586299065 1604122650 1686697740 1689549300 1708322070 1727516700 1807176150 1830345075 1871476425 1903558878 1946189700 1971140850 2049986484 2108372175 2115065420 2196414090 2220818691 2245771710 2365369020 2440460100 2495301900 2530046610 2562483105 2643831775 2811162900 2847203450 2855338317 2956711275 2961091588 3074979726 3172598130 3208245300 3416644140 3614352300 3660690150 3701364485 3742952850 3807117756 3942281700 4216744350 4270805175 4392828180 4441637382 4491543420 4758897195 5060093220 5124966210 5287663550 5491035225 5614429275 5694406900 5710676634 5913422550 6149959452 6325116525 6345196260 6662456073 7321380300 7402728970 7485905700 7687449315 7931495325 8433488700 8541610350 8883274764 9517794390 10249932420 10575327100 10982070450 11104093455 11228858550 11421353268 11826845100 12650233050 12812415525 13324912146 14276691585 14805457940 15374898630 15862990650 17083220700 18506822425 19035588780 19987368219 21964140900 22208186910 22457717100 23794485975 25300466100 25624831050 26649824292 28553383170 30749797260 31725981300 33312280365 37013644850 38437246575 39974736438 44416373820 47588971950 51249662100 55520467275 57106766340 66624560730 71383457925 74027289700 76874493150 79949472876 95177943900 99936841095 111040934550 133249121460 142766915850 153748986300 166561401825 199873682190 222081869100 285533831700 333122803650 399747364380 499684205475 666245607300 999368410950 1998736821900
• Sum of all divisors σ(n): 8143995417600
• Sum of proper divisors (its aliquot sum) s(n): 6145258595700
• 1998736821900 is an abundant number, because the sum of its proper divisors (6145258595700) is greater than itself. Its abundance is 4146521773800

Bases of 1998736821900

• Binary: 11101000101011101111111111000111010001100₂
• Hexadecimal: 0x1D15DFF8E8C
• Base-36: PI7GAQ30

Squares and roots of 1998736821900

• 1998736821900 squared (1998736821900²) is 3994948883218912319610000
• 1998736821900 cubed (1998736821900³) is 7984851434497923051672048447459000000
• The square root of 1998736821900 is 1413766.8909335797
• The cube root of 1998736821900 is 12596.5574325243

Scales and comparisons

• 1,998,736,821,900 seconds is equal to 63,553 years, 33 weeks, 5 days, 45 minutes.
• To count from 1 to 1,998,736,821,900 would take you about one hundred fifty-eight thousand, eight hundred eighty-four 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 1998736821900 cubic inches would be around 1049.7 feet tall.

Recreational maths with 1998736821900

• 1998736821900 backwards is 0091286378991
• 1998736821900 is a Harshad number.
• The number of decimal digits it has is: 13
• The sum of 1998736821900's digits is 63
• More coming soon!