18364979929415680

Names of 18364979929415680

• Cardinal: 18364979929415680 can be written as Eighteen quadrillion, three hundred sixty-four trillion, nine hundred seventy-nine billion, nine hundred twenty-nine million, four hundred fifteen thousand, six hundred eighty.

Scientific notation

• Scientific notation: 1.836497992941568 × 10¹⁶

Factors of 18364979929415680

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 29
• Sum of prime factors: 289

Divisors of 18364979929415680

• Number of divisors d(n): 400
• Complete list of divisors:
  1 2 4 5 8 10 11 16 20 22 32 40 44 55 64 80 88 110 128 160 176 220 256 271 320 352 440 512 542 640 704 880 1024 1084 1280 1355 1408 1760 2048 2168 2560 2710 2816 2981 3520 4096 4336 5120 5420 5632 5962 7040 8192 8672 10240 10840 11264 11924 14080 14905 16384 17344 20480 21680 22528 23848 28160 29810 32768 34688 40960 43360 45056 47696 56320 59620 65536 69376 73441 81920 86720 90112 95392 112640 119240 131072 138752 146882 163840 173440 180224 190784 225280 238480 262144 277504 293764 327680 346880 360448 367205 381568 450560 476960 524288 555008 587528 655360 693760 720896 734410 763136 807851 901120 953920 1048576 1110016 1175056 1310720 1387520 1441792 1468820 1526272 1615702 1802240 1907840 2097152 2220032 2350112 2621440 2775040 2883584 2937640 3052544 3231404 3604480 3815680 4039255 4194304 4440064 4700224 5242880 5550080 5767168 5875280 6105088 6462808 7208960 7631360 8078510 8388608 8880128 9400448 10485760 11100160 11534336 11750560 12210176 12925616 14417920 15262720 16157020 16777216 17760256 18800896 19902511 20971520 22200320 23068672 23501120 24420352 25851232 28835840 30525440 32314040 35520512 37601792 39805022 41943040 44400640 46137344 47002240 48840704 51702464 57671680 61050880 64628080 71041024 75203584 79610044 83886080 88801280 92274688 94004480 97681408 99512555 103404928 115343360 122101760 129256160 142082048 150407168 159220088 177602560 184549376 188008960 195362816 199025110 206809856 218927621 230686720 244203520 258512320 284164096 300814336 318440176 355205120 376017920 390725632 398050220 413619712 437855242 461373440 488407040 517024640 568328192 601628672 636880352 710410240 752035840 781451264 796100440 827239424 875710484 922746880 976814080 1034049280 1094638105 1136656384 1203257344 1273760704 1420820480 1504071680 1562902528 1592200880 1654478848 1751420968 1953628160 2068098560 2189276210 2273312768 2406514688 2547521408 2841640960 3008143360 3125805056 3184401760 3308957696 3502841936 3907256320 4136197120 4378552420 4546625536 4813029376 5095042816 5683281920 6016286720 6251610112 6368803520 6617915392 7005683872 7814512640 8272394240 8757104840 9626058752 10190085632 11366563840 12032573440 12503220224 12737607040 13235830784 14011367744 15629025280 16544788480 17514209680 19252117504 20380171264 22733127680 24065146880 25006440448 25475214080 26471661568 28022735488 31258050560 33089576960 35028419360 38504235008 40760342528 48130293760 50012880896 50950428160 52943323136 56045470976 62516101120 66179153920 70056838720 77008470016 81520685056 96260587520 101900856320 105886646272 112090941952 125032202240 132358307840 140113677440 154016940032 163041370112 192521175040 203801712640 211773292544 224181883904 250064404480 264716615680 280227354880 308033880064 326082740224 385042350080 407603425280 423546585088 448363767808 529433231360 560454709760 616067760128 652165480448 770084700160 815206850560 847093170176 896727535616 1058866462720 1120909419520 1232135520256 1304330960896 1540169400320 1630413701120 1694186340352 1793455071232 2117732925440 2241818839040 2608661921792 3080338800640 3260827402240 3388372680704 3586910142464 4235465850880 4483637678080 5217323843584 6160677601280 6521654804480 6776745361408 7173820284928 8470931701760 8967275356160 10434647687168 13043309608960 13553490722816 14347640569856 16941863403520 17934550712320 20869295374336 26086619217920 28695281139712 33883726807040 35869101424640 41738590748672 52173238435840 57390562279424 67767453614080 71738202849280 83477181497344 104346476871680 114781124558848 143476405698560 166954362994688 208692953743360 229562249117696 286952811397120 333908725989376 417385907486720 459124498235392 573905622794240 834771814973440 918248996470784 1147811245588480 1669543629946880 1836497992941568 2295622491176960 3672995985883136 4591244982353920 9182489964707840 18364979929415680
• Sum of all divisors σ(n): 48260939749095168
• Sum of proper divisors (its aliquot sum) s(n): 29895959819679488
• 18364979929415680 is an abundant number, because the sum of its proper divisors (29895959819679488) is greater than itself. Its abundance is 11530979890263808

Bases of 18364979929415680

• Binary: 1000001001111101101101000011001000000000000000000000000₂
• Hexadecimal: 0x413EDA19000000
• Base-36: 50TUBB48S1S

Squares and roots of 18364979929415680

• 18364979929415680 squared (18364979929415680²) is 337272487807840754754946229862400
• 18364979929415680 cubed (18364979929415680³) is 6194002469335090097634762069833732480598802432000
• The square root of 18364979929415680 is 135517452.4901338307
• The cube root of 18364979929415680 is 263833.6299177823

Scales and comparisons

• 18,364,979,929,415,680 seconds is equal to 583,949,555 years, 7 weeks, 2 days, 22 hours, 34 minutes, 40 seconds.
• To count from 1 to 18,364,979,929,415,680 would take you about one billion, seven hundred fifty-one million, eight hundred forty-eight thousand, six hundred sixty-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 18364979929415680 cubic inches would be around 21986.1 feet tall.

Recreational maths with 18364979929415680

• 18364979929415680 backwards is 08651492997946381
• The number of decimal digits it has is: 17
• The sum of 18364979929415680's digits is 91
• More coming soon!