18379235120838480

Names of 18379235120838480

• Cardinal: 18379235120838480 can be written as Eighteen quadrillion, three hundred seventy-nine trillion, two hundred thirty-five billion, one hundred twenty million, eight hundred thirty-eight thousand, four hundred eighty.

Scientific notation

• Scientific notation: 1.837923512083848 × 10¹⁶

Factors of 18379235120838480

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 1717

Divisors of 18379235120838480

• Number of divisors d(n): 810
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 14 15 16 18 20 21 24 28 30 35 36 40 42 45 48 49 56 60 63 70 72 80 84 90 98 105 112 120 126 140 144 147 168 180 196 210 240 245 252 280 294 315 336 360 392 420 441 490 504 560 588 630 720 735 784 823 840 877 882 980 1008 1176 1260 1470 1646 1680 1754 1764 1960 2205 2352 2469 2520 2631 2940 3292 3508 3528 3920 4115 4385 4410 4938 5040 5262 5761 5880 6139 6584 7016 7056 7407 7893 8230 8770 8820 9876 10524 11522 11760 12278 12345 13155 13168 14032 14814 15786 16460 17283 17540 17640 18417 19752 21048 23044 24556 24690 26310 28805 29628 30695 31572 32920 34566 35080 35280 36834 37035 39465 39504 40327 42096 42973 46088 49112 49380 51849 52620 55251 57610 59256 61390 63144 65840 69132 70160 73668 74070 78930 80654 85946 86415 92085 92176 98224 98760 103698 105240 110502 115220 118512 120981 122780 126288 128919 138264 147336 148140 157860 161308 171892 172830 184170 197520 201635 207396 210480 214865 221004 230440 241962 245560 257838 259245 276255 276528 294672 296280 315720 322616 343784 345660 362943 368340 386757 403270 414792 429730 442008 460880 483924 491120 515676 518490 552510 592560 604905 631440 644595 645232 677329 687568 691320 721771 725886 736680 769129 773514 806540 829584 859460 884016 967848 1031352 1036980 1105020 1209810 1289190 1354658 1382640 1443542 1451772 1473360 1538258 1547028 1613080 1718920 1814715 1933785 1935696 2031987 2062704 2073960 2165313 2210040 2307387 2419620 2578380 2709316 2887084 2903544 3076516 3094056 3226160 3386645 3437840 3608855 3629430 3845645 3867570 4063974 4147920 4330626 4420080 4614774 4741303 4839240 5052397 5156760 5383903 5418632 5774168 5807088 6095961 6153032 6188112 6495939 6773290 6922161 7217710 7258860 7691290 7735140 8127948 8661252 9229548 9482606 9678480 10104794 10159935 10313520 10767806 10826565 10837264 11536935 11548336 12191922 12306064 12991878 13546580 13844322 14223909 14435420 14517720 15157191 15382580 15470280 16151709 16255896 17322504 18459096 18965212 20209588 20319870 21535612 21653130 23073870 23706515 24383844 25261985 25983756 26919515 27093160 27688644 28447818 28870840 29035440 30314382 30479805 30765160 30940560 32303418 32479695 32511792 33189121 34610805 34645008 35366779 36918192 37687321 37930424 40419176 40639740 42671727 43071224 43306260 45471573 46147740 47413030 48455127 48767688 50523970 51967512 53839030 54186320 55377288 56895636 57741680 60628764 60959610 61530320 64606836 64959390 66378242 69221610 70733558 71119545 75374642 75785955 75860848 80758545 80838352 81279480 85343454 86142448 86612520 90943146 92295480 94826060 96910254 97535376 99567363 101047940 103935024 106100337 107678060 110754576 113061963 113791272 121257528 121919220 129213672 129918780 132756484 138443220 141467116 142239090 150749284 151571910 161517090 162558960 165945605 170686908 173225040 176833895 181886292 184590960 188436605 189652120 193820508 199134726 202095880 212200674 213358635 215356120 226123926 227357865 227582544 242275635 242515056 243838440 258427344 259837560 265512968 276886440 282934232 284478180 298702089 301498568 303143820 318301011 323034180 331891210 339185889 341373816 353667790 363772584 376873210 379304240 387641016 398269452 404191760 424401348 426717270 430712240 452247852 454715730 484551270 487676880 497836815 519675120 530501685 531025936 553772880 565309815 565868464 568956360 594017533 597404178 602997136 606287640 632993167 636602022 646068360 663782420 678371778 682747632 707335580 727545168 753746420 775282032 796538904 848802696 853434540 904495704 909431460 969102540 995673630 1061003370 1130619630 1137912720 1188035066 1194808356 1212575280 1265986334 1273204044 1292136720 1327564840 1356743556 1414671160 1493510445 1507492840 1591505055 1593077808 1695929445 1697605392 1706869080 1782052599 1808991408 1818862920 1898979501 1938205080 1991347260 2122006740 2261239260 2376070132 2389616712 2531972668 2546408088 2655129680 2713487112 2829342320 2970087665 2987020890 3014985680 3164965835 3183010110 3391858890 3413738160 3564105198 3637725840 3797959002 3876410160 3982694520 4158122731 4244013480 4430952169 4522478520 4752140264 4779233424 5063945336 5092816176 5346157797 5426974224 5696938503 5940175330 5974041780 6329931670 6366020220 6783717780 7128210396 7595918004 7965389040 8316245462 8488026960 8861904338 8910262995 9044957040 9494897505 9504280528 10127890672 10692315594 11393877006 11880350660 11948083560 12474368193 12659863340 12732040440 13292856507 13567435560 14256420792 15191836008 16632490924 17723808676 17820525990 18989795010 20790613655 21384631188 22154760845 22787754012 23760701320 23896167120 24948736386 25319726680 25464080880 26585713014 26730788985 27134871120 28484692515 28512841584 29106859117 30383672016 31016665183 33264981848 35447617352 35641051980 37423104579 37979590020 39878569521 41581227310 42769262376 44309521690 45575508024 47521402640 49897472772 50639453360 53171426028 53461577970 56969385030 58213718234 62033330366 62371840965 66464282535 66529963696 70895234704 71282103960 74846209158 75959180040 79757139042 83162454620 85538524752 87320577351 88619043380 91151016048 93049995549 99794945544 106342852056 106923155940 113938770060 116427436468 124066660732 124743681930 132928565070 142564207920 145534295585 149692418316 151918360080 155083325915 159514278084 166324909240 174641154702 177238086760 186099991098 187115522895 199392847605 199589891088 212685704112 213846311880 227877540120 232854872936 248133321464 249487363860 261961732053 265857130140 279149986647 291068591170 299384836632 310166651830 319028556168 332649818480 349282309404 354476173520 372199982196 374231045790 398785695210 427692623760 436602886755 455755080240 465249977745 465709745872 496266642928 498974727720 520953376441 523923464106 531714260280 558299973294 582137182340 598769673264 620333303660 638057112336 698564618808 744399964392 748462091580 797571390420 873205773510 930499955490 997949455440 1041906752882 1047846928212 1063428520560 1116599946588 1164274364680 1240666607320 1309808660265 1395749933235 1397129237616 1488799928784 1496924183160 1562860129323 1595142780840 1746411547020 1860999910980 2083813505764 2095693856424 2233199893176 2328548729360 2481333214640 2604766882205 2619617320530 2791499866470 2993848366320 3125720258646 3190285561680 3492823094040 3646673635087 3721999821960 4167627011528 4191387712848 4466399786352 4688580387969 5209533764410 5239234641060 5582999732940 6251440517292 6985646188080 7293347270174 7443999643920 7814300646615 8335254023056 9377160775938 10419067528820 10478469282120 10940020905261 11165999465880 12502881034584 14586694540348 15628601293230 18233368175435 18754321551876 20838135057640 20956938564240 21880041810522 22331998931760 23442901939845 25005762069168 25526715445609 29173389080696 31257202586460 32820062715783 36466736350870 37508643103752 41676270115280 43760083621044 46885803879690 51053430891218 54700104526305 58346778161392 62514405172920 65640125431566 72933472701740 75017286207504 76580146336827 87520167242088 93771607759380 102106861782436 109400209052610 125028810345840 127633577228045 131280250863132 145866945403480 153160292673654 164100313578915 175040334484176 187543215518760 204213723564872 218800418105220 229740439010481 255267154456090 262560501726264 291733890806960 306320585347308 328200627157830 375086431037520 382900731684135 408427447129744 437600836210440 459480878020962 510534308912180 525121003452528 612641170694616 656401254315660 765801463368270 875201672420880 918961756041924 1021068617824360 1148702195052405 1225282341389232 1312802508631320 1531602926736540 1837923512083848 2042137235648720 2297404390104810 2625605017262640 3063205853473080 3675847024167696 4594808780209620 6126411706946160 9189617560419240 18379235120838480
• Sum of all divisors σ(n): 71970333110867646
• Sum of proper divisors (its aliquot sum) s(n): 53591097990029166
• 18379235120838480 is an abundant number, because the sum of its proper divisors (53591097990029166) is greater than itself. Its abundance is 35211862869190686

Bases of 18379235120838480

• Binary: 1000001010010111101000100100100100111101111011101010000₂
• Hexadecimal: 0x414BD1249EF750
• Base-36: 50YW81X5PW0

Squares and roots of 18379235120838480

• 18379235120838480 squared (18379235120838480²) is 337796283627062656527538248710400
• 18379235120838480 cubed (18379235120838480³) is 6208437319727226387187047724086688660026696192000
• The square root of 18379235120838480 is 135570037.6957920595
• The cube root of 18379235120838480 is 263901.8762252703

Scales and comparisons

• 18,379,235,120,838,480 seconds is equal to 584,402,826 years, 7 weeks, 9 hours, 48 minutes.
• To count from 1 to 18,379,235,120,838,480 would take you about one billion, seven hundred fifty-three million, two hundred eight thousand, four hundred seventy-eight 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 18379235120838480 cubic inches would be around 21991.8 feet tall.

Recreational maths with 18379235120838480

• 18379235120838480 backwards is 08483802153297381
• 18379235120838480 is a Harshad number.
• The number of decimal digits it has is: 17
• The sum of 18379235120838480's digits is 72
• More coming soon!