1998837466641972

Names of 1998837466641972

• Cardinal: 1998837466641972 can be written as One quadrillion, nine hundred ninety-eight trillion, eight hundred thirty-seven billion, four hundred sixty-six million, six hundred forty-one thousand, nine hundred seventy-two.

Scientific notation

• Scientific notation: 1.998837466641972 × 10¹⁵

Factors of 1998837466641972

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 270

Divisors of 1998837466641972

• Number of divisors d(n): 540
• Complete list of divisors:
  1 2 3 4 6 9 11 12 18 22 27 33 36 44 54 66 81 99 103 108 121 132 151 162 198 206 242 243 297 302 309 324 363 396 412 453 484 486 594 604 618 726 891 906 927 972 1089 1133 1188 1236 1359 1452 1661 1782 1812 1854 2178 2266 2673 2718 2781 3267 3322 3399 3564 3708 4077 4356 4532 4983 5346 5436 5562 6534 6644 6798 8154 8343 9801 9966 10197 10609 10692 11124 12231 12463 13068 13596 14949 15553 16308 16686 18271 19602 19932 20394 21218 24462 24926 25029 29403 29898 30591 31106 31827 33372 36542 36693 37389 39204 40788 42436 44847 46659 48924 49852 50058 54813 58806 59796 61182 62212 63654 73084 73386 74778 89694 91773 93318 95481 100116 109626 112167 116699 117612 122364 127308 134541 139977 146772 149556 164439 171083 179388 183546 186636 190962 219252 224334 233398 269082 275319 279954 286443 328878 336501 342166 350097 367092 381924 403623 419931 448668 466796 493317 513249 538164 550638 559908 572886 657756 673002 684332 700194 807246 839862 859329 986634 1009503 1026498 1050291 1092727 1101276 1145772 1259793 1283689 1346004 1400388 1479951 1539747 1601959 1614492 1679724 1718658 1881913 1973268 2019006 2052996 2100582 2185454 2519586 2567378 2577987 2959902 3028509 3079494 3150873 3203918 3278181 3437316 3763826 3779379 3851067 4038012 4201164 4370908 4439853 4619241 4805877 5039172 5134756 5155974 5645739 5919804 6057018 6158988 6301746 6407836 6556362 7527652 7558758 7702134 8879706 9238482 9452619 9611754 9834543 10311948 11291478 11553201 12019997 12114036 12603492 13112724 13857723 14417631 15117516 15404268 16937217 17621549 17759412 18476964 18905238 19223508 19669086 22582956 23106402 24039994 27715446 28357857 28835262 29503629 33874434 34659603 35243098 36059991 37810476 39338172 41573169 43252893 46212804 48079988 50811651 52864647 55430892 56715714 57670524 59007258 67748868 69319206 70486196 72119982 83146338 86505786 88510887 101623302 103978809 105729294 108179973 112550881 113431428 118014516 129758679 132219967 138638412 144239964 152434953 158593941 165001777 166292676 173011572 177021774 193837039 203246604 207957618 211458588 216359946 225101762 259517358 264439934 265532661 304869906 311936427 317187882 324539919 330003554 337652643 354043548 387674078 389276037 396659901 415915236 432719892 450203524 457304859 475781823 495005331 519034716 528879868 531065322 581511117 609739812 623872854 634375764 649079838 660007108 675305286 775348156 778552074 793319802 914609718 951563646 973619757 990010662 1012957929 1062130644 1163022234 1189979703 1238059691 1247745708 1298159676 1350610572 1427345469 1485015993 1557104148 1586639604 1744533351 1815019547 1829219436 1903127292 1947239514 1980021324 2025915858 2326044468 2379959406 2476119382 2854690938 2920859271 2970031986 3038873787 3489066702 3569939109 3630039094 3714179073 3894479028 4051831716 4282036407 4455047979 4759918812 4952238764 5233600053 5445058641 5709381876 5841718542 5940063972 6077747574 6978133404 7139878218 7260078188 7428358146 8564072814 8910095958 9116621361 10467200106 10709817327 10890117282 11142537219 11683437084 12155495148 13365143937 13618656601 14279756436 14856716292 15700800159 16335175923 16995183031 17128145628 17820191916 18233242722 19965215017 20934400212 21419634654 21780234564 22285074438 26730287874 27237313202 27349864083 31401600318 32129451981 32670351846 33427611657 33990366062 36466485444 39930430034 40095431811 40855969803 42839269308 44570148876 47102400477 49005527769 50985549093 53460575748 54474626404 54699728166 59895645051 62803200636 64258903962 65340703692 66855223314 67980732124 79860860068 80190863622 81711939606 94204800954 98011055538 100282834971 101971098186 109399456332 119791290102 122567909409 128517807924 133710446628 147016583307 152956647279 160381727244 163423879212 179686935153 186947013341 188409601908 196022111076 200565669942 203942196372 239582580204 245135818818 294033166614 300848504913 305913294558 359373870306 367703728227 373894026682 401131339884 441049749921 458869941837 490271637636 539060805459 560841040023 588066333228 601697009826 611826589116 718747740612 735407456454 747788053364 882099499842 917739883674 1078121610918 1103111184681 1121682080046 1203394019652 1376609825511 1470814912908 1617182416377 1682523120069 1764198999684 1835479767348 2056417146751 2156243221836 2206222369362 2243364160092 2753219651022 3234364832754 3309333554043 3365046240138 4112834293502 4129829476533 4412444738724 4851547249131 5047569360207 5506439302044 6169251440253 6468729665508 6618667108086 6730092480276 8225668587004 8259658953066 9703094498262 10095138720414 12338502880506 13237334216172 15142708080621 16519317906132 18507754320759 19406188996524 20190277440828 24677005761012 30285416161242 37015508641518 45428124241863 55523262962277 60570832322484 74031017283036 90856248483726 111046525924554 166569788886831 181712496967452 222093051849108 333139577773662 499709366660493 666279155547324 999418733320986 1998837466641972
• Sum of all divisors σ(n): 5854375899500128
• Sum of proper divisors (its aliquot sum) s(n): 3855538432858156
• 1998837466641972 is an abundant number, because the sum of its proper divisors (3855538432858156) is greater than itself. Its abundance is 1856700966216184

Bases of 1998837466641972

• Binary: 111000110011110111010011101001010011011011000110100₂
• Hexadecimal: 0x719EE9D29B634
• Base-36: JOJ1976N90

Squares and roots of 1998837466641972

• 1998837466641972 squared (1998837466641972²) is 3995351218051696527858032048784
• 1998837466641972 cubed (1998837466641972³) is 7986057707035370156899830911520275491765962048
• The square root of 1998837466641972 is 44708360.1426173089
• The cube root of 1998837466641972 is 125967.6885872459

Scales and comparisons

• 1,998,837,466,641,972 seconds is equal to 63,556,848 years, 32 weeks, 4 days, 22 hours, 46 minutes, 12 seconds.
• To count from 1 to 1,998,837,466,641,972 would take you about one hundred ninety million, six hundred seventy thousand, five hundred forty-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 1998837466641972 cubic inches would be around 10497.3 feet tall.

Recreational maths with 1998837466641972

• 1998837466641972 backwards is 2791466647388991
• The number of decimal digits it has is: 16
• The sum of 1998837466641972's digits is 90
• More coming soon!