18489266481920

Names of 18489266481920

• Cardinal: 18489266481920 can be written as Eighteen trillion, four hundred eighty-nine billion, two hundred sixty-six million, four hundred eighty-one thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 1.848926648192 × 10¹³

Factors of 18489266481920

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 509

Divisors of 18489266481920

• Number of divisors d(n): 648
• Complete list of divisors:
  1 2 4 5 8 10 13 16 20 26 32 40 43 52 64 65 73 80 86 104 128 130 146 160 169 172 208 215 256 260 292 320 338 344 365 373 416 430 520 559 584 640 676 688 730 746 832 845 860 949 1040 1118 1168 1280 1352 1376 1460 1492 1664 1690 1720 1865 1898 2080 2236 2336 2704 2752 2795 2920 2984 3139 3328 3380 3440 3730 3796 4160 4472 4672 4745 4849 5329 5408 5504 5590 5840 5968 6278 6760 6880 7267 7460 7592 8320 8944 9344 9490 9698 10658 10816 11008 11180 11680 11936 12337 12556 13520 13760 14534 14920 15184 15695 16039 16640 17888 18688 18980 19396 21316 21632 22360 23360 23872 24245 24674 25112 26645 27040 27229 27520 29068 29840 30368 31390 32078 35776 36335 37960 38792 40807 42632 43264 44720 46720 47744 48490 49348 50224 53290 54080 54458 55040 58136 59680 60736 61685 62780 63037 64156 69277 71552 72670 75920 77584 80195 81614 85264 89440 93440 95488 96980 98696 100448 106580 108160 108916 116272 119360 121472 123370 125560 126074 128312 136145 138554 143104 145340 151840 155168 160390 163228 170528 178880 193960 197392 200896 204035 208507 213160 216320 217832 229147 232544 238720 242944 246740 251120 252148 256624 272290 277108 290680 303680 310336 315185 320780 326456 341056 346385 353977 357760 387920 394784 401792 408070 417014 426320 435664 458294 465088 477440 493480 502240 504296 513248 530491 544580 554216 581360 607360 620672 630370 641560 652912 682112 692770 707954 715520 775840 789568 803584 816140 834028 852640 871328 900601 916588 930176 986960 1004480 1008592 1026496 1042535 1060982 1089160 1108432 1145735 1162720 1170847 1214720 1241344 1260740 1283120 1305824 1364224 1385540 1415908 1551680 1579136 1632280 1668056 1705280 1742656 1769885 1801202 1833176 1860352 1973920 1987717 2008960 2017184 2052992 2085070 2121964 2178320 2216864 2291470 2325440 2341694 2521480 2566240 2611648 2652455 2710591 2771080 2831816 2978911 3103360 3158272 3264560 3336112 3410560 3485312 3539770 3602404 3666352 3947840 3975434 4017920 4034368 4105984 4170140 4243928 4356640 4433728 4503005 4582940 4601701 4650880 4683388 5042960 5132480 5223296 5304910 5421182 5542160 5663632 5854235 5957822 6206720 6529120 6672224 6821120 6970624 7079540 7204808 7332704 7895680 7950868 8068736 8340280 8487856 8713280 8867456 9006010 9165880 9203402 9301760 9366776 9938585 10085920 10264960 10446592 10609820 10842364 11084320 11327264 11708470 11915644 13058240 13344448 13552955 14159080 14409616 14665408 14894555 15221011 15791360 15901736 16137472 16680560 16975712 17426560 17734912 18012020 18331760 18406804 18733552 19877170 20171840 20529920 21219640 21684728 22168640 22654528 23008505 23416940 23831288 25840321 26116480 26688896 27105910 28318160 28819232 29330816 29789110 30442022 31803472 33361120 33951424 34853120 36024040 36663520 36813608 37467104 38725843 39754340 40343680 42439280 43369456 44337280 45309056 46017010 46833880 47662576 51680642 52232960 53377792 54211820 56636320 57638464 58661632 59578220 60884044 63606944 66722240 67902848 72048080 73327040 73627216 74934208 76105055 77451686 79508680 80687360 84878560 85471831 86738912 88674560 90618112 92034020 93667760 95325152 103361284 108423640 113272640 115276928 119156440 121768088 127213888 129201605 133444480 135805696 144096160 146654080 147254432 149868416 152210110 154903372 159017360 169757120 170943662 173477824 184068040 187335520 190650304 193629215 197873143 206722568 216847280 226545280 230553856 238312880 243536176 254427776 258403210 266888960 288192320 293308160 294508864 299736832 304420220 309806744 318034720 335924173 339514240 341887324 346955648 368136080 374671040 381300608 387258430 395746286 413445136 427359155 433694560 453090560 476625760 487072352 508855552 516806420 576384640 589017728 608840440 619613488 636069440 671848346 679028480 683774648 693911296 736272160 749342080 762601216 774516860 791492572 826890272 854718310 867389120 953251520 974144704 989365715 1033612840 1111133803 1152769280 1178035456 1217680880 1239226976 1272138880 1343696692 1367549296 1472544320 1498684160 1549033720 1582985144 1653780544 1679620865 1709436620 1734778240 1906503040 1948289408 1978731430 2067225680 2222267606 2435361760 2478453952 2544277760 2687393384 2735098592 2945088640 3098067440 3165970288 3307561088 3359241730 3418873240 3469556480 3813006080 3896578816 3957462860 4134451360 4444535212 4870723520 4956907904 5374786768 5470197184 5555669015 5890177280 6196134880 6331940576 6615122176 6718483460 6837746480 7914925720 8268902720 8889070424 9741447040 9913815808 10749573536 10940394368 11111338030 12392269760 12663881152 13436966920 13675492960 14444739439 15829851440 16537805440 17778140848 19482894080 21499147072 21880788736 22222676060 24784539520 25327762304 26873933840 27350985920 28889478878 31659702880 33075610880 35556281696 42998294144 44445352120 49569079040 50655524608 53747867680 54701971840 57778957756 63319405760 71112563392 72223697195 85996588288 88890704240 107495735360 109403943680 115557915512 126638811520 142225126784 144447394390 177781408480 214991470720 231115831024 253277623040 284450253568 288894788780 355562816960 429982941440 462231662048 577789577560 711125633920 924463324096 1155579155120 1422251267840 1848926648192 2311158310240 3697853296384 4622316620480 9244633240960 18489266481920
• Sum of all divisors σ(n): 49886436965904
• Sum of proper divisors (its aliquot sum) s(n): 31397170483984
• 18489266481920 is an abundant number, because the sum of its proper divisors (31397170483984) is greater than itself. Its abundance is 12907904002064

Bases of 18489266481920

• Binary: 100001101000011011110001010010010101100000000₂
• Hexadecimal: 0x10D0DE292B00
• Base-36: 6JXUNVUGW

Squares and roots of 18489266481920

• 18489266481920 squared (18489266481920²) is 341852975039450373686886400
• 18489266481920 cubed (18489266481920³) is 6320610753141544183908167448566693888000
• The square root of 18489266481920 is 4299914.7063540691
• The cube root of 18489266481920 is 26442.7464440521

Scales and comparisons

• 18,489,266,481,920 seconds is equal to 587,901 years, 25 weeks, 20 hours, 5 minutes, 20 seconds.
• To count from 1 to 18,489,266,481,920 would take you about one million, four hundred sixty-nine thousand, seven hundred fifty-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 18489266481920 cubic inches would be around 2203.6 feet tall.

Recreational maths with 18489266481920

• 18489266481920 backwards is 02918466298481
• The number of decimal digits it has is: 14
• The sum of 18489266481920's digits is 68
• More coming soon!