18509158989216

Names of 18509158989216

• Cardinal: 18509158989216 can be written as Eighteen trillion, five hundred nine billion, one hundred fifty-eight million, nine hundred eighty-nine thousand, two hundred sixteen.

Scientific notation

• Scientific notation: 1.8509158989216 × 10¹³

Factors of 18509158989216

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 290751

Divisors of 18509158989216

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 27 28 32 36 41 42 48 54 56 63 72 82 84 96 108 112 123 126 144 164 168 189 216 224 246 252 257 287 288 328 336 369 378 432 492 504 514 574 656 672 738 756 771 861 864 984 1008 1028 1107 1148 1312 1476 1512 1542 1722 1799 1968 2016 2056 2214 2296 2313 2583 2952 3024 3084 3444 3598 3936 4112 4428 4592 4626 5166 5397 5904 6048 6168 6888 6939 7196 7749 8224 8856 9184 9252 10332 10537 10794 11808 12336 13776 13878 14392 15498 16191 17712 18504 20664 21074 21588 24672 27552 27756 28784 30996 31611 32382 35424 37008 41328 42148 43176 48573 55512 57568 61992 63222 64764 73759 74016 82656 84296 86352 94833 97146 111024 123984 126444 129528 147518 168592 172704 189666 194292 221277 222048 247968 252888 259056 284499 290441 295036 337184 379332 388584 442554 505776 518112 568998 580882 590072 663831 758664 777168 871323 885108 1011552 1137996 1161764 1180144 1327662 1517328 1554336 1742646 1770216 1991493 2033087 2275992 2323528 2360288 2613969 2655324 3034656 3485292 3540432 3982986 4066174 4551984 4647056 5227938 5310648 6099261 6970584 7080864 7841907 7965972 8132348 9103968 9294112 10455876 10621296 11908081 12198522 13941168 15683814 15931944 16264696 18297783 20911752 21242592 23816162 24397044 27882336 31367628 31863888 32529392 35724243 36595566 41823504 47632324 48794088 54893349 62735256 63727776 65058784 71448486 73191132 74643337 83356567 83647008 95264648 97588176 107172729 109786698 125470512 142896972 146382264 149286674 166713134 190529296 195176352 214345458 219573396 223930011 250069701 250941024 285793944 292764528 298573348 321518187 333426268 381058592 428690916 439146792 447860022 500139402 522503359 571587888 585529056 597146696 643036374 666852536 671790033 750209103 857381832 878293584 895720044 1000278804 1045006718 1143175776 1194293392 1286072748 1333705072 1343580066 1500418206 1567510077 1714763664 1756587168 1791440088 2000557608 2015370099 2090013436 2250627309 2388586784 2572145496 2667410144 2687160132 3000836412 3060376817 3135020154 3429527328 3582880176 4001115216 4030740198 4180026872 4501254618 4702530231 5144290992 5374320264 6001672824 6120753634 6270040308 7165760352 8002230432 8061480396 8360053744 9002509236 9181130451 9405060462 10288581984 10748640528 12003345648 12241507268 12540080616 14107590693 16122960792 16720107488 18005018472 18362260902 18810120924 21422637719 21497281056 24006691296 24483014536 25080161232 27543391353 28215181386 32245921584 36010036944 36724521804 37620241848 42845275438 48966029072 50160322464 55086782706 56430362772 64267913157 64491843168 72020073888 73449043608 75240483696 82630174059 85690550876 97932058144 110173565412 112860725544 128535826314 146898087216 150480967392 165260348118 171381101752 192803739471 220347130824 225721451088 257071652628 293796174432 330520696236 342762203504 385607478942 440694261648 451442902176 514143305256 578411218413 661041392472 685524407008 771214957884 881388523296 1028286610512 1156822436826 1322082784944 1542429915768 2056573221024 2313644873652 2644165569888 3084859831536 4627289747304 6169719663072 9254579494608 18509158989216
• Sum of all divisors σ(n): 63448146961920
• Sum of proper divisors (its aliquot sum) s(n): 44938987972704
• 18509158989216 is an abundant number, because the sum of its proper divisors (44938987972704) is greater than itself. Its abundance is 26429828983488

Bases of 18509158989216

• Binary: 100001101010101111111110110001011110110100000₂
• Hexadecimal: 0x10D57FD8BDA0
• Base-36: 6K6ZNDBC0

Squares and roots of 18509158989216

• 18509158989216 squared (18509158989216²) is 342588966488075458804294656
• 18509158989216 cubed (18509158989216³) is 6341033648678980856399233923008790429696
• The square root of 18509158989216 is 4302227.2126441671
• The cube root of 18509158989216 is 26452.2262503499

Scales and comparisons

• 18,509,158,989,216 seconds is equal to 588,534 years, 1 day, 4 hours, 33 minutes, 36 seconds.
• To count from 1 to 18,509,158,989,216 would take you about one million, four hundred seventy-one thousand, three hundred thirty-five 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 18509158989216 cubic inches would be around 2204.4 feet tall.

Recreational maths with 18509158989216

• 18509158989216 backwards is 61298985190581
• 18509158989216 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18509158989216's digits is 72
• More coming soon!