18997362978048

Names of 18997362978048

• Cardinal: 18997362978048 can be written as Eighteen trillion, nine hundred ninety-seven billion, three hundred sixty-two million, nine hundred seventy-eight thousand and forty-eight.

Scientific notation

• Scientific notation: 1.8997362978048 × 10¹³

Factors of 18997362978048

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 1330

Divisors of 18997362978048

• Number of divisors d(n): 1440
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 13 14 16 18 21 24 26 27 28 32 36 39 42 48 52 54 56 61 63 64 72 78 81 84 91 96 104 108 112 117 122 126 128 144 151 156 162 168 182 183 189 192 208 216 224 234 244 252 256 273 288 302 312 324 336 351 364 366 378 384 416 427 432 448 453 468 488 504 546 549 567 576 604 624 648 672 702 728 732 756 768 793 819 832 854 864 896 906 936 976 1008 1053 1057 1092 1093 1098 1134 1152 1208 1248 1281 1296 1344 1359 1404 1456 1464 1512 1586 1638 1647 1664 1708 1728 1792 1812 1872 1952 1963 2016 2106 2114 2184 2186 2196 2268 2304 2379 2416 2457 2496 2562 2592 2688 2718 2808 2912 2928 3024 3171 3172 3276 3279 3294 3328 3416 3456 3624 3744 3843 3904 3926 4032 4077 4212 4228 4368 4372 4392 4536 4758 4832 4914 4941 4992 5124 5184 5376 5436 5551 5616 5824 5856 5889 6048 6342 6344 6552 6558 6588 6832 6912 7137 7248 7371 7488 7651 7686 7808 7852 8064 8154 8424 8456 8736 8744 8784 9072 9211 9513 9516 9664 9828 9837 9882 9984 10248 10368 10872 11102 11232 11529 11648 11712 11778 12096 12231 12684 12688 13104 13116 13176 13664 13741 14209 14274 14496 14742 14976 15302 15372 15616 15704 16128 16308 16653 16848 16912 17472 17488 17568 17667 18144 18422 19026 19032 19328 19656 19674 19764 20496 20736 21411 21744 22204 22464 22953 23058 23296 23424 23556 24192 24462 25368 25376 26208 26232 26352 27328 27482 27633 28418 28539 28548 28992 29484 29511 29952 30604 30744 31408 32616 33306 33696 33824 34587 34944 34976 35136 35334 36288 36844 38052 38064 38656 39312 39348 39528 40992 41223 42627 42822 43488 44408 44928 45906 46116 46848 47112 48384 48924 49959 50736 50752 52416 52464 52704 53001 54656 54964 55266 56836 57078 57096 57984 58968 59022 61208 61488 62816 64233 64477 65232 66612 66673 67392 67648 68859 69174 69888 69952 70272 70668 72576 73688 76104 76128 78624 78696 79056 81984 82446 82899 85254 85617 85644 86976 88533 88816 89856 91812 92232 94224 97848 99463 99918 101472 101504 104832 104928 105408 106002 109312 109928 110532 113672 114156 114192 115968 117936 118044 119743 122416 122976 123669 125632 127881 128466 128954 130464 133224 133346 134784 135296 137718 138348 139904 140544 141336 145152 147376 149877 152208 152256 157248 157392 158112 159003 163968 164892 165043 165798 170508 171234 171288 173952 177066 177632 183624 184464 188448 193431 195696 198926 199836 200019 202944 203008 206577 209664 209856 210816 212004 219856 221064 227344 228312 228384 235872 236088 239486 244832 245952 247338 248697 251264 255762 256932 257908 260928 266448 266692 269568 270592 275436 276696 279808 282672 294752 298389 299754 304416 304512 314496 314784 316224 318006 327936 329784 330086 331596 341016 342468 342576 347904 354132 355264 359229 367248 368928 371007 376896 383643 386862 391392 397852 399672 400038 405888 413154 419712 421632 424008 439712 442128 449631 454688 456624 456768 466711 471744 472176 478972 489664 491904 494676 495129 497394 502528 511524 513864 515816 521856 532896 533384 550872 553392 565344 580293 589504 596778 599508 600057 608832 609024 619731 628992 629568 632448 636012 659568 660172 663192 682032 684936 685152 708264 710528 718458 734496 737856 742014 746091 753792 767286 773724 782784 795704 799344 800076 811776 826308 838201 839424 848016 866749 879424 884256 895167 899262 909376 913248 913536 933422 943488 944352 957944 979328 983808 989352 990258 994788 1023048 1027728 1031632 1043712 1065792 1066768 1077687 1101744 1106784 1113021 1130688 1150929 1155301 1160586 1179008 1193556 1199016 1200114 1217664 1239462 1259136 1264896 1272024 1319136 1320344 1326384 1364064 1369872 1370304 1400133 1416528 1421056 1436916 1468992 1475712 1484028 1485387 1492182 1507584 1534572 1547448 1565568 1591408 1598688 1600152 1652616 1676402 1696032 1733498 1740879 1758848 1768512 1790334 1798524 1800171 1818752 1826496 1827072 1866844 1886976 1888704 1915888 1958656 1978704 1980516 1989576 2046096 2055456 2063264 2131584 2133536 2145559 2155374 2203488 2213568 2226042 2261376 2301858 2310602 2321172 2358016 2387112 2398032 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103457952 106947864 107289728 109210374 110908896 110943872 111416256 114581376 115105536 115210944 115860186 119478016 120151304 120700944 120811476 124772508 124811856 126753024 128904048 130879099 134412768 135170217 135788562 137315776 137943936 140413338 140946722 142466688 142597152 145613832 147318912 147878528 148555008 151214364 153614592 154480248 155186928 158651136 160934592 161081968 163815561 166363344 166415808 167124384 171872064 172816416 173790279 179217024 180226956 181051416 181217214 187158762 187217784 190129536 190999296 194151776 201619152 205973664 206915904 211420083 213895728 214579456 218420748 221817792 221887744 222832512 229162752 230421888 231720372 240302608 241401888 241622952 249545016 249623712 257808096 261758198 268825536 270340434 271577124 271825821 274631552 275887872 280826676 281893444 284933376 285194304 291227664 294637824 295757056 302428728 308960496 310373856 321869184 322163936 327631122 332726688 332831616 334248768 343744128 345632832 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1441815648 1448411328 1449737712 1497270096 1497742272 1553214208 1570549188 1612953216 1622042604 1630954926 1647789312 1691360664 1711165824 1747365984 1832307386 1853762976 1902780747 1922420864 1931215104 1932983616 1965786732 1996360128 1996989696 2062464768 2094065584 2162723472 2172616992 2174606568 2246613408 2255147552 2329821312 2355823782 2419429824 2433063906 2471683968 2482990848 2537040996 2577311488 2621048976 2661813504 2748461079 2780644464 2883631296 2896822656 2899475424 2994540192 2995484544 3141098376 3225906432 3244085208 3261909852 3382721328 3422331648 3494731968 3533735673 3664614772 3707525952 3805561494 3844841728 3865967232 3931573464 3992720256 4188131168 4325446944 4345233984 4349213136 4493226816 4510295104 4659642624 4711647564 4838859648 4866127812 4943367936 5074081992 5242097952 5496922158 5561288928 5708342241 5767262592 5793645312 5798950848 5989080384 5990969088 6282196752 6488170416 6523819704 6765442656 6989463936 7067471346 7329229544 7415051904 7611122988 7731934464 7863146928 7985440512 8245383237 8376262336 8650893888 8690467968 8698426272 8986453632 9020590208 9423295128 9677719296 9732255624 10148163984 10484195904 10601207019 10993844316 11122577856 11416684482 11534525184 11597901696 11978160768 12564393504 12976340832 13047639408 13530885312 13978927872 14134942692 14658459088 14830103808 15222245976 15726293856 16490766474 16752524672 17301787776 17380935936 17396852544 17972907264 18041180416 18846590256 19464511248 20296327968 20968391808 21202414038 21987688632 22245155712 22833368964 23195803392 23956321536 24736149711 25128787008 25952681664 26095278816 27061770624 28269885384 29316918176 30444491952 31452587712 32981532948 33505049344 34603575552 34793705088 37693180512 38929022496 40592655936 41936783616 42404828076 43975377264 44490311424 45666737928 49472299422 50257574016 51905363328 52190557632 54123541248 56539770768 58633836352 60888983904 62905175424 65963065896 69587410176 74208449133 75386361024 77858044992 81185311872 84809656152 87950754528 91333475856 98944598844 100515148032 103810726656 104381115264 113079541536 117267672704 121777967808 125810350848 131926131792 148416898266 150772722048 155716089984 162370623744 169619312304 175901509056 182666951712 197889197688 208762230528 226159083072 234535345408 243555935616 263852263584 296833796532 301545444096 311432179968 339238624608 351803018112 365333903424 395778395376 452318166144 487111871232 527704527168 593667593064 678477249216 703606036224 730667806848 791556790752 904636332288 1055409054336 1187335186128 1356954498432 1461335613696 1583113581504 2110818108672 2374670372256 2713908996864 3166227163008 4749340744512 6332454326016 9498681489024 18997362978048
• Sum of all divisors σ(n): 71396495109632
• Sum of proper divisors (its aliquot sum) s(n): 52399132131584
• 18997362978048 is an abundant number, because the sum of its proper divisors (52399132131584) is greater than itself. Its abundance is 33401769153536

Bases of 18997362978048

• Binary: 100010100011100101011000100100110110100000000₂
• Hexadecimal: 0x11472B126D00
• Base-36: 6QF9NF400

Squares and roots of 18997362978048

• 18997362978048 squared (18997362978048²) is 360899800119708775329890304
• 18997362978048 cubed (18997362978048³) is 6856144501579078646999523819226600046592
• The square root of 18997362978048 is 4358596.4458811737
• The cube root of 18997362978048 is 26682.7819329581

Scales and comparisons

• 18,997,362,978,048 seconds is equal to 604,057 years, 19 weeks, 5 days, 7 hours, 40 minutes, 48 seconds.
• To count from 1 to 18,997,362,978,048 would take you about one million, five hundred ten thousand, one hundred forty-three 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 18997362978048 cubic inches would be around 2223.6 feet tall.

Recreational maths with 18997362978048

• 18997362978048 backwards is 84087926379981
• 18997362978048 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18997362978048's digits is 81
• More coming soon!