1998872217342

Names of 1998872217342

• Cardinal: 1998872217342 can be written as One trillion, nine hundred ninety-eight billion, eight hundred seventy-two million, two hundred seventeen thousand, three hundred forty-two.

Scientific notation

• Scientific notation: 1.998872217342 × 10¹²

Factors of 1998872217342

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 36

Divisors of 1998872217342

• Number of divisors d(n): 800
• Complete list of divisors:
  1 2 3 6 7 9 11 13 14 18 21 22 26 27 33 39 42 49 54 63 66 77 78 81 91 98 99 117 121 126 143 147 154 162 182 189 198 231 234 242 243 273 286 294 297 343 351 363 378 429 441 462 486 539 546 567 594 637 686 693 702 726 729 819 847 858 882 891 1001 1029 1053 1078 1089 1134 1274 1287 1323 1331 1386 1458 1573 1617 1638 1694 1701 1782 1911 2002 2058 2079 2106 2178 2187 2401 2457 2541 2574 2646 2662 2673 3003 3087 3146 3159 3234 3267 3402 3773 3822 3861 3969 3993 4158 4374 4459 4719 4802 4851 4914 5082 5103 5346 5733 5929 6006 6174 6237 6318 6534 7007 7203 7371 7546 7623 7722 7938 7986 8019 8918 9009 9261 9317 9438 9477 9702 9801 10206 11011 11319 11466 11583 11858 11907 11979 12474 13377 14014 14157 14406 14553 14641 14742 15246 15309 16038 17199 17303 17787 18018 18522 18634 18711 18954 19602 21021 21609 22022 22113 22638 22869 23166 23814 23958 24057 26411 26754 27027 27783 27951 28314 28431 29106 29282 29403 30618 31213 33033 33957 34398 34606 34749 35574 35721 35937 37422 40131 41503 42042 42471 43218 43659 43923 44226 45738 48114 49049 51597 51909 52822 53361 54054 55566 55902 56133 56862 58806 62426 63063 64827 65219 66066 66339 67914 68607 69498 71442 71874 77077 79233 80262 81081 83006 83349 83853 84942 87318 87846 88209 93639 98098 99099 101871 102487 103194 103818 104247 106722 107163 107811 112266 120393 121121 124509 126126 127413 129654 130438 130977 131769 132678 137214 147147 154154 154791 155727 158466 160083 162162 166698 167706 168399 176418 187278 189189 190333 194481 195657 198198 199017 203742 204974 205821 208494 214326 215622 231231 237699 240786 242242 243243 249018 250047 251559 254826 261954 263538 264627 280917 290521 294294 297297 305613 307461 309582 311454 312741 320166 323433 336798 343343 361179 363363 373527 378378 380666 382239 388962 391314 392931 395307 398034 411642 441441 456533 462462 464373 467181 475398 480249 486486 500094 503118 529254 539539 561834 567567 570999 581042 583443 586971 594594 611226 614922 617463 625482 646866 686686 693693 713097 717409 722358 726726 729729 747054 750141 754677 764478 785862 790614 842751 847847 871563 882882 891891 913066 916839 922383 928746 934362 960498 970299 1030029 1079078 1083537 1090089 1120581 1135134 1141998 1146717 1166886 1173942 1178793 1185921 1234926 1324323 1332331 1369599 1387386 1393119 1401543 1426194 1434818 1440747 1459458 1500282 1509354 1618617 1685502 1695694 1702701 1712997 1743126 1750329 1760913 1783782 1833678 1844766 1852389 1940598 2060058 2081079 2139291 2152227 2167074 2180178 2189187 2241162 2264031 2293434 2357586 2371842 2528253 2543541 2614689 2648646 2664662 2675673 2739198 2750517 2767149 2786238 2803086 2881494 2910897 3090087 3195731 3237234 3250611 3270267 3361743 3405402 3425994 3440151 3500658 3521826 3557763 3704778 3776773 3972969 3996993 4108797 4162158 4204629 4278582 4304454 4322241 4378374 4528062 4855851 5021863 5056506 5087082 5108103 5138991 5229378 5250987 5282739 5351346 5501034 5534298 5821794 5934929 6180174 6243237 6391462 6417873 6456681 6501222 6540534 6723486 6792093 6880302 7115526 7553546 7584759 7630623 7844067 7945938 7993986 8027019 8217594 8251551 8301447 8409258 8644482 9270261 9326317 9587193 9711702 9751833 9810801 10043726 10085229 10216206 10277982 10501974 10565478 10673289 11330319 11869858 11918907 11990979 12326391 12486474 12613887 12835746 12913362 12966723 13584186 14567553 15065589 15169518 15261246 15324309 15416973 15688134 15848217 16054038 16503102 16602894 17804787 18540522 18652634 18729711 19174386 19253619 19370043 19503666 19621602 20170458 20376279 21346578 22660638 22754277 22891869 23532201 23837814 23981958 24081057 24652782 24904341 25227774 25933446 27810783 27978951 28761579 29135106 29432403 30131178 30255687 30648618 30833946 31696434 32019867 33990957 35153041 35609574 35756721 35972937 36979173 37459422 37841661 38507238 38740086 40752558 41544503 43702659 45196767 45508554 45783738 46250919 47064402 47544651 48162114 49808682 53414361 55621566 55957902 56189133 57523158 57760857 58110129 58864806 60511374 64039734 65284219 67981914 68262831 68675607 70306082 70596603 71513442 71945874 73958346 74713023 75683322 83089006 83432349 83936853 86284737 87405318 88297209 90393534 90767061 92501838 95089302 101972871 105459123 106828722 107270163 107918811 110937519 112378266 115521714 116220258 124633509 130568438 131107977 135590301 136525662 137351214 138752757 141193206 142633953 149426046 160243083 166864698 167873706 168567399 172569474 174330387 176594418 181534122 195852657 203945742 206026821 210918246 211789809 214540326 215837622 221875038 224139069 249267018 250297047 251810559 258854211 262215954 264891627 271180602 277505514 285267906 305918613 316377369 320486166 323756433 332812557 337134798 348660774 373900527 391705314 393323931 406770903 412053642 416258271 423579618 448278138 456989533 480729249 500594094 503621118 517708422 522991161 529783254 587557971 611837226 618080463 632754738 635369427 647512866 665625114 747801054 750891141 755431677 776562633 786647862 813541806 832516542 913979066 917755839 949132107 961458498 971269299 998437671 1045982322 1121701581 1175115942 1179971793 1220312709 1236160926 1270738854 1370968599 1442187747 1501782282 1510863354 1553125266 1568973483 1762673913 1835511678 1854241389 1898264214 1942538598 1996875342 2243403162 2266295031 2329687899 2359943586 2440625418 2741937198 2753267517 2847396321 2884375494 2913807897 3137946966 3365104743 3525347826 3660938127 3708482778 4112905797 4326563241 4532590062 4659375798 5288021739 5506535034 5694792642 5827615794 6730209486 6798885093 6989063697 7321876254 8225811594 8259802551 8542188963 8653126482 10095314229 10576043478 10982814381 12338717391 12979689723 13597770186 13978127394 15864065217 16519605102 17084377926 20190628458 20396655279 21965628762 24677434782 25626566889 25959379446 30285942687 31728130434 37016152173 40793310558 47592195651 51253133778 60571885374 74032304346 76879700667 90857828061 95184391302 111048456519 142776586953 153759401334 181715656122 222096913038 285553173906 333145369557 666290739114 999436108671 1998872217342
• Sum of all divisors σ(n): 6214368064800
• Sum of proper divisors (its aliquot sum) s(n): 4215495847458
• 1998872217342 is an abundant number, because the sum of its proper divisors (4215495847458) is greater than itself. Its abundance is 2216623630116

Bases of 1998872217342

• Binary: 11101000101100110000100011000011011111110₂
• Hexadecimal: 0x1D1661186FE
• Base-36: PI9OWPVI

Squares and roots of 1998872217342

• 1998872217342 squared (1998872217342²) is 3995490141261723685544964
• 1998872217342 cubed (1998872217342³) is 7986474238031922428878182544321565688
• The square root of 1998872217342 is 1413814.7747643609
• The cube root of 1998872217342 is 12596.8418584901

Scales and comparisons

• 1,998,872,217,342 seconds is equal to 63,557 years, 49 weeks, 4 days, 2 hours, 35 minutes, 42 seconds.
• To count from 1 to 1,998,872,217,342 would take you about one hundred fifty-eight thousand, eight hundred ninety-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 1998872217342 cubic inches would be around 1049.7 feet tall.

Recreational maths with 1998872217342

• 1998872217342 backwards is 2437122788991
• 1998872217342 is a Harshad number.
• The number of decimal digits it has is: 13
• The sum of 1998872217342's digits is 63
• More coming soon!