18386665799040

Names of 18386665799040

• Cardinal: 18386665799040 can be written as Eighteen trillion, three hundred eighty-six billion, six hundred sixty-five million, seven hundred ninety-nine thousand and forty.

Scientific notation

• Scientific notation: 1.838666579904 × 10¹³

Factors of 18386665799040

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 33720

Divisors of 18386665799040

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 11 12 14 15 16 18 20 21 22 24 28 30 32 33 35 36 40 42 44 45 48 55 56 60 63 64 66 70 72 77 80 84 88 90 96 99 105 110 112 120 126 128 132 140 144 154 160 165 168 176 180 192 198 210 220 224 231 240 252 264 280 288 308 315 320 330 336 352 360 384 385 396 420 440 448 462 480 495 504 528 560 576 616 630 640 660 672 693 704 720 770 792 840 880 896 924 960 990 1008 1056 1120 1152 1155 1232 1260 1279 1320 1344 1386 1408 1440 1540 1584 1680 1760 1848 1920 1980 2016 2112 2240 2310 2464 2520 2558 2640 2688 2772 2880 3080 3168 3360 3465 3520 3696 3837 3960 4032 4224 4480 4620 4928 5040 5116 5280 5544 5760 6160 6336 6395 6720 6930 7040 7392 7674 7920 8064 8953 9240 9856 10080 10232 10560 11088 11511 12320 12672 12790 13440 13860 14069 14784 15348 15840 17906 18480 19185 20160 20464 21120 22176 23022 24640 25580 26859 27720 28138 29568 30696 31680 32413 35812 36960 38370 40320 40928 42207 44352 44765 46044 49280 51160 53718 55440 56276 57555 61392 63360 64826 70345 71624 73920 76740 80577 81856 84414 88704 89530 92088 97239 98483 102320 107436 110880 112552 115110 122784 126621 129652 134295 140690 143248 147840 153480 161154 162065 163712 168828 179060 184176 194478 196966 204640 211035 214872 221760 225104 226891 230220 245568 253242 259304 268590 281380 286496 291717 295449 306960 322308 324130 337656 356543 358120 368352 388956 393932 402885 409280 422070 429744 443520 450208 453782 460440 486195 491136 492415 506484 518608 537180 562760 572992 583434 590898 613920 633105 644616 648260 675312 680673 713086 716240 736704 777912 787864 805770 818560 844140 859488 886347 900416 907564 920880 972390 984830 1012968 1037216 1069629 1074360 1125520 1134455 1145984 1166868 1181796 1227840 1266210 1289232 1296520 1350624 1361346 1426172 1432480 1458585 1473408 1477245 1555824 1575728 1611540 1688280 1718976 1772694 1782715 1800832 1815128 1841760 1944780 1969660 2025936 2042019 2074432 2139258 2148720 2251040 2268910 2333736 2363592 2455680 2495801 2532420 2578464 2593040 2701248 2722692 2852344 2864960 2917170 2954490 3111648 3151456 3208887 3223080 3376560 3403365 3437952 3545388 3565430 3630256 3683520 3889560 3939320 4051872 4084038 4148864 4278516 4297440 4431735 4502080 4537820 4667472 4727184 4991602 5064840 5156928 5186080 5348145 5402496 5445384 5704688 5729920 5834340 5908980 6223296 6302912 6417774 6446160 6753120 6806730 7090776 7130860 7260512 7367040 7487403 7779120 7878640 8103744 8168076 8557032 8594880 8863470 9004160 9075640 9334944 9454368 9983204 10129680 10210095 10313856 10372160 10696290 10890768 11409376 11668680 11817960 12446592 12479005 12605824 12835548 12892320 13506240 13613460 14181552 14261720 14521024 14974806 15558240 15757280 16044435 16207488 16336152 17114064 17189760 17726940 18151280 18669888 18908736 19966408 20259360 20420190 20744320 21392580 21781536 22462209 22818752 23337360 23635920 24958010 25671096 25784640 27012480 27226920 28363104 28523440 29042048 29949612 31116480 31514560 32088870 32672304 34228128 35453880 36302560 37339776 37437015 37817472 39932816 40518720 40840380 41456227 42785160 43563072 44924418 45637504 46674720 47271840 49916020 51342192 51569280 54453840 56726208 57046880 59899224 62232960 63029120 64177740 65344608 68456256 70907760 72605120 74874030 79865632 81037440 81680760 82912454 85570320 87126144 89848836 93349440 94543680 99832040 102684384 108907680 112311045 113452416 114093760 119798448 124368681 128355480 130689216 136912512 141815520 145210240 149748060 159731264 163361520 165824908 171140640 179697672 186698880 189087360 199664080 205368768 207281135 217815360 224622090 228187520 239596896 248737362 256710960 261378432 283631040 290193589 299496120 319462528 326723040 331649816 342281280 359395344 373106043 399328160 410737536 414562270 435630720 449244180 456018497 479193792 497474724 513421920 567262080 580387178 598992240 621843405 653446080 663299632 684562560 718790688 746212086 798656320 829124540 870580767 898488360 912036994 958387584 994949448 1026843840 1160774356 1197984480 1243686810 1306892160 1326599264 1368055491 1437581376 1450967945 1492424172 1597312640 1658249080 1741161534 1796976720 1824073988 1865530215 1989898896 2053687680 2280092485 2321548712 2395968960 2487373620 2611742301 2653198528 2736110982 2875162752 2901935890 2984848344 3192129479 3316498160 3482323068 3593953440 3648147976 3731060430 3979797792 4104166473 4352903835 4560184970 4643097424 4791937920 4974747240 5223484602 5306397056 5472221964 5803871780 5969696688 6384258958 6632996320 6840277455 6964646136 7187906880 7296295952 7462120860 7959595584 8208332946 8705807670 9120369940 9286194848 9576388437 9949494480 10446969204 10944443928 11607743560 11939393376 12768517916 13058711505 13265992640 13680554910 13929292272 14375813760 14592591904 14924241720 15919191168 15960647395 16416665892 17411615340 18240739880 18572389696 19152776874 19898988960 20520832365 20893938408 21888887856 23215487120 23878786752 25537035832 26117423010 26531985280 27361109820 27858584544 28729165311 29185183808 29848483440 31921294790 32833331784 34823230680 36481479760 37144779392 38305553748 39797977920 41041664730 41787876816 43777775712 46430974240 47757573504 47881942185 51074071664 52234846020 54722219640 55717169088 57458330622 58370367616 59696966880 63842589580 65666663568 69646461360 72962959520 76611107496 79595955840 82083329460 83575753632 87555551424 92861948480 95763884370 102148143328 104469692040 109444439280 111434338176 114916661244 119393933760 127685179160 131333327136 139292922720 143645826555 145925919040 153222214992 164166658920 167151507264 175111102848 185723896960 191527768740 204296286656 208939384080 218888878560 229833322488 238787867520 255370358320 262666654272 278585845440 287291653110 291851838080 306444429984 328333317840 334303014528 383055537480 408592573312 417878768160 437777757120 459666644976 510740716640 525333308544 557171690880 574583306220 612888859968 656666635680 766111074960 835757536320 875555514240 919333289952 1021481433280 1149166612440 1225777719936 1313333271360 1532222149920 1671515072640 1838666579904 2042962866560 2298333224880 2626666542720 3064444299840 3677333159808 4596666449760 6128888599680 9193332899520 18386665799040
• Sum of all divisors σ(n): 79222512844800
• Sum of proper divisors (its aliquot sum) s(n): 60835847045760
• 18386665799040 is an abundant number, because the sum of its proper divisors (60835847045760) is greater than itself. Its abundance is 42449181246720

Bases of 18386665799040

• Binary: 100001011100011111010101011101111110110000000₂
• Hexadecimal: 0x10B8FAAEFD80
• Base-36: 6IMPU34W0

Squares and roots of 18386665799040

• 18386665799040 squared (18386665799040²) is 338069479205587241664921600
• 18386665799040 cubed (18386665799040³) is 6215970531008635405199385290402955264000
• The square root of 18386665799040 is 4287967.5603996819
• The cube root of 18386665799040 is 26393.7436386757

Scales and comparisons

• 18,386,665,799,040 seconds is equal to 584,639 years, 5 weeks, 22 hours, 24 minutes.
• To count from 1 to 18,386,665,799,040 would take you about one million, four hundred sixty-one thousand, five hundred ninety-seven 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 18386665799040 cubic inches would be around 2199.5 feet tall.

Recreational maths with 18386665799040

• 18386665799040 backwards is 04099756668381
• 18386665799040 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18386665799040's digits is 72
• More coming soon!