18208193852394

Names of 18208193852394

• Cardinal: 18208193852394 can be written as Eighteen trillion, two hundred eight billion, one hundred ninety-three million, eight hundred fifty-two thousand, three hundred ninety-four.

Scientific notation

• Scientific notation: 1.8208193852394 × 10¹³

Factors of 18208193852394

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 164

Divisors of 18208193852394

• Number of divisors d(n): 972
• Complete list of divisors:
  1 2 3 6 7 9 13 14 18 21 23 26 37 39 42 46 49 63 69 74 78 79 91 98 111 117 126 138 147 158 161 169 182 207 222 234 237 259 273 294 299 322 333 338 414 441 474 481 483 507 518 529 546 553 598 637 666 711 777 819 851 882 897 962 966 1014 1027 1058 1106 1127 1183 1274 1422 1443 1449 1521 1554 1587 1638 1659 1702 1794 1813 1817 1911 2054 2093 2254 2331 2366 2553 2691 2886 2898 2923 3042 3081 3174 3318 3367 3381 3549 3626 3634 3703 3822 3871 3887 4186 4329 4662 4761 4977 5106 5382 5439 5451 5733 5846 5957 6162 6241 6253 6279 6734 6762 6877 7098 7189 7406 7659 7742 7774 8281 8658 8769 9243 9522 9954 10101 10143 10647 10878 10902 11063 11109 11466 11613 11661 11914 12482 12506 12558 12719 13351 13754 14378 14651 15318 16317 16353 16562 17538 17871 18486 18723 18759 18837 19573 20202 20286 20461 20631 21294 21567 22126 22218 23226 23322 23569 23621 24843 25438 25921 26307 26702 27209 29302 30303 32634 32706 33189 33327 34839 34983 35742 37446 37518 37674 37999 38157 39146 40053 40922 41262 41699 41791 43134 43687 43771 43953 47138 47242 48139 49686 50323 51842 52614 53613 54418 56169 56277 58719 60606 61383 61893 64701 66378 66654 67229 69678 69966 70707 70863 74529 75998 76314 77441 77763 80106 81133 81627 83398 83582 87374 87542 87906 89033 89401 93457 96278 99567 100646 107226 112338 112554 113997 114471 117438 120159 122766 123786 125097 125373 129402 131061 131313 131859 134458 137011 141414 141726 143227 143543 143819 144417 149058 150969 154882 155526 162266 163254 165347 176157 178066 178802 184149 186914 190463 199134 201687 212121 212589 227994 228942 230917 232323 233289 240318 243399 244881 250194 250746 254449 262122 262626 263718 265993 267099 268203 274022 280371 286454 287086 287638 288834 292537 301938 305809 306397 307073 330694 336973 341991 352314 368298 375291 376119 380926 393183 393939 403374 411033 424242 425178 429681 430629 431457 433251 452907 461834 464646 466578 470603 486798 489762 493987 496041 508898 531986 534198 536406 542087 543283 560742 567931 571389 585074 605061 611618 612794 614146 625807 654199 673946 683982 692751 696969 730197 750582 752238 763347 786366 787878 797979 801297 804609 822066 841113 859362 861258 862914 866502 873977 877611 905814 917427 919191 921219 941206 959077 987974 992082 1004801 1006733 1010919 1054729 1084174 1086566 1135862 1142778 1157429 1210122 1233099 1251614 1289043 1291887 1294371 1308398 1385502 1393938 1411809 1460394 1481961 1488123 1526694 1546267 1595958 1602594 1609218 1616419 1626261 1629849 1682226 1703793 1714167 1747954 1755222 1781143 1834854 1838382 1842438 1861951 1866059 1877421 1918154 1962597 2009602 2013466 2021838 2047759 2078253 2109458 2149511 2290041 2314858 2393937 2466198 2578086 2583774 2588742 2621931 2632833 2752281 2757573 2763657 2823618 2877231 2963922 2976246 3001921 3014403 3020199 3032757 3092534 3164187 3232838 3252522 3259698 3294221 3301489 3307837 3407586 3428334 3457909 3472287 3562286 3723902 3732118 3754842 3802981 3925194 3975517 4095518 4156506 4235427 4299022 4380649 4445883 4580082 4638801 4787874 4849257 4878783 4889547 5111379 5243862 5265666 5311091 5343429 5504562 5515146 5527314 5585853 5598177 5632263 5754462 5887791 6003842 6028806 6040398 6065514 6117839 6143277 6328374 6448533 6588442 6602978 6615674 6915818 6944574 7033607 7047131 7062679 7383103 7605962 7865793 7951034 8470854 8631693 8761298 8891766 9005763 9043209 9060597 9277602 9492561 9698514 9757566 9779094 9882663 9904467 9923511 10222758 10373727 10416861 10622182 10686858 10823869 11171706 11196354 11264526 11314933 11361701 11408943 11775582 11926551 12235678 12286554 12468001 12897066 13062413 13141947 13916403 14067214 14094262 14125358 14547771 14766206 15046577 15731586 15933273 16030287 16757559 16794531 17263386 18011526 18086418 18121194 18353517 18429831 18985122 19345599 19765326 19808934 19847022 20101471 20747454 20833722 21013447 21100821 21141393 21188037 21647738 22149309 22629866 22723402 22817886 23110423 23154859 23853102 24205363 24258767 24936002 26124826 26283894 26620867 27017289 27832806 29095542 29647989 29713401 29770533 30093154 31121181 31866546 32060574 32471607 33515118 33589062 33944799 34085103 34226829 35779653 36707034 36859662 37177637 37404003 38691198 39024973 39187239 39425841 40202942 42026894 42201642 42282786 42376074 42824873 42919357 44298618 45139731 46220846 46309718 47799819 48410726 48517534 49438753 51681721 53241734 54034578 55060551 59295978 59426802 59541066 60304413 62242362 63040341 63302463 63424179 63564111 64943214 66447927 67889598 68170206 68453658 69044183 69331269 69464577 71559306 72616089 72776301 74355274 74808006 75767083 78049946 78374478 78851682 79531907 79862601 85649746 85838714 90279462 91436891 95599638 97414821 98877506 101834397 102255309 103363442 110121102 111532911 112212009 117074919 117561717 120608826 122155093 126080682 126604926 126848358 127128222 128474619 128758071 132895854 135419193 138088366 138662538 138929154 140710297 145232178 145552602 147094129 148316259 151534166 155045163 159063814 159725202 161772961 162084013 169811369 180913239 182873782 189121023 194829642 203668794 204510618 207132549 207993807 208393731 217848267 218328903 223065822 224424018 227301249 234149838 235123434 238595721 239587803 244310186 256949238 257516142 260243459 261319123 270838386 273174811 274310673 281420594 294188258 296632518 300435499 310090326 323545922 324168026 334598733 339622738 346071271 351224757 361826478 366465279 378242046 385423857 386274213 414265098 415987614 416787462 422130891 435696534 436657806 441282387 444948777 454602498 465135489 477191442 479175606 483309281 485318883 486252039 509434107 520486918 522638246 546349622 548621346 556723349 557951641 600870998 621397647 669197466 681903747 692142542 702449514 715787163 732930558 770847714 772548426 780730377 783957369 819524433 822932019 844261782 855085651 882564774 889897554 897574379 901306497 930270978 966618562 970637766 972504078 984972079 1018868214 1038213813 1099395837 1113446698 1115903282 1188679583 1242795294 1266392673 1323847161 1363807494 1431574326 1449927843 1455956649 1458756117 1528302321 1561460754 1567914738 1588016209 1639048866 1645864038 1670170047 1673854923 1710171302 1795148758 1802612994 1829233861 1912223677 1969944158 2076427626 2103048493 2198791674 2342191131 2351872107 2377359166 2458573299 2532785346 2565256953 2647694322 2692723137 2703919491 2899855686 2911913298 2917512234 2954916237 3056604642 3114641439 3176032418 3340340094 3347709846 3383164967 3566038749 3658467722 3824447354 3905661487 4206096986 4349783529 4684382262 4703744214 4764048627 4917146598 5010510141 5021564769 5130513906 5385446274 5407838982 5487701583 5736671031 5909832474 5985599557 6229282878 6283020653 6309145479 6766329934 7132077498 7695770859 7811322974 8078169411 8699567058 8864748711 9528097254 10021020282 10043129538 10149494901 10698116247 10975403166 11116113463 11473342062 11716984461 11971199114 12566041306 12618290958 12804637027 14292145881 15391541718 16156338822 16463104749 17210013093 17729497422 17956798671 18849061959 18927436437 20298989802 20644210717 21396232494 22232226926 23433968922 25609274054 27339630409 28584291762 30448484703 32926209498 33348340389 34420026186 35150953383 35913597342 37698123918 37854872874 38413911081 41288421434 43981144571 53870396013 54679260818 56547185877 60896969406 61932632151 66696680778 70301906766 76827822162 77812794241 82018891227 87962289142 100045021167 107740792026 113094371754 115241733243 123865264302 131943433713 144509475019 155625588482 164037782454 185797896453 200090042334 230483466486 233438382723 246056673681 263886867426 289018950038 371595792906 395830301139 433528425057 466876765446 492113347362 700315148169 791660602278 867056850114 1011566325133 1300585275171 1400630296338 2023132650266 2601170550342 3034698975399 6069397950798 9104096926197 18208193852394
• Sum of all divisors σ(n): 54036233624646
• Sum of proper divisors (its aliquot sum) s(n): 35828039772252
• 18208193852394 is an abundant number, because the sum of its proper divisors (35828039772252) is greater than itself. Its abundance is 17619845919858

Bases of 18208193852394

• Binary: 100001000111101101100111011010011001111101010₂
• Hexadecimal: 0x108F6CED33EA
• Base-36: 6GCQ8HXII

Squares and roots of 18208193852394

• 18208193852394 squared (18208193852394²) is 331538323366358654659531236
• 18208193852394 cubed (18208193852394³) is 6036714061352345698805013114473016378984
• The square root of 18208193852394 is 4267106.0277890915
• The cube root of 18208193852394 is 26308.0680247073

Scales and comparisons

• 18,208,193,852,394 seconds is equal to 578,964 years, 12 weeks, 4 days, 9 hours, 39 minutes, 54 seconds.
• To count from 1 to 18,208,193,852,394 would take you about one million, four hundred forty-seven thousand, four hundred ten 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 18208193852394 cubic inches would be around 2192.3 feet tall.

Recreational maths with 18208193852394

• 18208193852394 backwards is 49325839180281
• 18208193852394 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18208193852394's digits is 63
• More coming soon!