18380843539689960

Names of 18380843539689960

• Cardinal: 18380843539689960 can be written as Eighteen quadrillion, three hundred eighty trillion, eight hundred forty-three billion, five hundred thirty-nine million, six hundred eighty-nine thousand, nine hundred sixty.

Scientific notation

• Scientific notation: 1.838084353968996 × 10¹⁶

Factors of 18380843539689960

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 340278

Divisors of 18380843539689960

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 14 15 18 20 21 24 27 28 30 35 36 40 42 45 49 54 56 60 63 70 72 81 84 90 98 105 108 120 126 135 140 147 162 168 180 189 196 210 216 245 252 270 280 294 315 324 360 378 392 405 420 441 490 504 540 567 588 630 648 735 756 810 840 882 945 980 1080 1134 1176 1260 1323 1470 1512 1620 1764 1890 1960 2205 2268 2520 2646 2835 2940 3240 3528 3780 3969 4410 4536 5292 5670 5880 6615 7560 7938 8820 10584 11340 13230 15876 17640 19845 22680 26460 31752 39690 52920 79380 158760 340261 680522 1020783 1361044 1701305 2041566 2381827 2722088 3062349 3402610 4083132 4763654 5103915 6124698 6805220 7145481 8166264 9187047 9527308 10207830 11909135 12249396 13610440 14290962 15311745 16672789 18374094 19054616 20415660 21436443 23818270 24498792 27561141 28581924 30623490 33345578 35727405 36748188 40831320 42872886 45935235 47636540 50018367 55122282 57163848 61246980 64309329 66691156 71454810 73496376 83363945 85745772 91870470 95273080 100036734 107182215 110244564 122493960 128618658 133382312 137805705 142909620 150055101 166727890 171491544 183740940 192927987 200073468 214364430 220489128 250091835 257237316 275611410 285819240 300110202 321546645 333455780 367481880 385855974 400146936 428728860 450165303 500183670 514474632 551222820 600220404 643093290 666911560 750275505 771711948 857457720 900330606 964639935 1000367340 1102445640 1200440808 1286186580 1350495909 1500551010 1543423896 1800661212 1929279870 2000734680 2250826515 2572373160 2700991818 3001102020 3601322424 3858559740 4501653030 5401983636 6002204040 6752479545 7717119480 9003306060 10803967272 13504959090 18006612120 27009918180 54019836360 115777548121 231555096242 347332644363 463110192484 578887740605 694665288726 810442836847 926220384968 1041997933089 1157775481210 1389330577452 1620885673694 1736663221815 2083995866178 2315550962420 2431328510541 2778661154904 3125993799267 3241771347388 3473326443630 4052214184235 4167991732356 4631101924840 4862657021082 5209989665445 5673099857929 6251987598534 6483542694776 6946652887260 7293985531623 8104428368470 8335983464712 9377981397801 9725314042164 10419979330890 11346199715858 12156642552705 12503975197068 13893305774520 14587971063246 15629968996335 16208856736940 17019299573787 18755962795602 19450628084328 20839958661780 21881956594869 22692399431716 24313285105410 25007950394136 28365499289645 29175942126492 31259937992670 32417713473880 34038599147574 36469927658115 37511925591204 41679917323560 43763913189738 45384798863432 46889906989005 48626570210820 51057898721361 56730998579290 58351884252984 62519875985340 65645869784607 68077198295148 72939855316230 75023851182408 85096497868935 87527826379476 93779813978010 97253140421640 102115797442722 109409782974345 113461997158580 125039751970680 131291739569214 136154396590296 145879710632460 153173696164083 170192995737870 175055652758952 187559627956020 204231594885444 218819565948690 226923994317160 255289493606805 262583479138428 291759421264920 306347392328166 328229348923035 340385991475740 375119255912040 408463189770888 437639131897380 459521088492249 510578987213610 525166958276856 612694784656332 656458697846070 680771982951480 765868480820415 875278263794760 919042176984498 1021157974427220 1225389569312664 1312917395692140 1531736961640830 1838084353968996 2042315948854440 2297605442461245 2625834791384280 3063473923281660 3676168707937992 4595210884922490 6126947846563320 9190421769844980 18380843539689960
• Sum of all divisors σ(n): 71866808655979590
• Sum of proper divisors (its aliquot sum) s(n): 53485965116289630
• 18380843539689960 is an abundant number, because the sum of its proper divisors (53485965116289630) is greater than itself. Its abundance is 35105121576599670

Bases of 18380843539689960

• Binary: 1000001010011010100011110100001110110101111000111101000₂
• Hexadecimal: 0x414D47A1DAF1E8
• Base-36: 50ZGQY87QI0

Squares and roots of 18380843539689960

• 18380843539689960 squared (18380843539689960²) is 337855409230562138137812924801600
• 18380843539689960 cubed (18380843539689960³) is 6210067416104885756281162843259747622458511936000
• The square root of 18380843539689960 is 135575969.6247456679
• The cube root of 18380843539689960 is 263909.5742672623

Scales and comparisons

• 18,380,843,539,689,960 seconds is equal to 584,453,968 years, 45 weeks, 5 days, 8 hours, 6 minutes.
• To count from 1 to 18,380,843,539,689,960 would take you about one billion, seven hundred fifty-three million, three hundred sixty-one thousand, nine hundred six 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 18380843539689960 cubic inches would be around 21992.5 feet tall.

Recreational maths with 18380843539689960

• 18380843539689960 backwards is 06998693534808381
• 18380843539689960 is a Harshad number.
• The number of decimal digits it has is: 17
• The sum of 18380843539689960's digits is 90
• More coming soon!