18920735949375

Names of 18920735949375

• Cardinal: 18920735949375 can be written as Eighteen trillion, nine hundred twenty billion, seven hundred thirty-five million, nine hundred forty-nine thousand, three hundred seventy-five.

Scientific notation

• Scientific notation: 1.8920735949375 × 10¹³

Factors of 18920735949375

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 309

Divisors of 18920735949375

• Number of divisors d(n): 360
• Complete list of divisors:
  1 3 5 9 13 15 25 27 37 39 45 65 75 111 117 125 135 185 195 225 251 325 333 351 375 481 555 585 625 675 753 925 975 999 1125 1255 1369 1443 1625 1665 1755 1875 2259 2405 2775 2925 3263 3375 3765 4107 4329 4625 4875 4995 5625 6275 6777 6845 7215 8125 8325 8775 9287 9789 11295 12025 12321 12987 13875 14625 16315 16875 17797 18825 20535 21645 23125 24375 24975 27861 29367 31375 33885 34225 36075 36963 41625 43875 46435 48945 53391 56475 60125 61605 63001 64935 69375 73125 81575 83583 88101 88985 94125 102675 108225 120731 124875 139305 146835 156875 160173 169425 171125 180375 184815 189003 208125 219375 232175 244725 250749 266955 282375 300625 308025 315005 324675 343619 362193 407875 417915 440505 444925 470625 480519 513375 541125 567009 603655 624375 696525 734175 800865 819013 847125 855625 901875 924075 945015 1030857 1086579 1160875 1223625 1253745 1334775 1411875 1540125 1575025 1623375 1701027 1718095 1810965 2039375 2089575 2202525 2224625 2331037 2402595 2457039 2566875 2705625 2835045 3018275 3092571 3259737 3482625 3670875 4004325 4095065 4235625 4467047 4620375 4725075 5154285 5432895 5804375 6118125 6268725 6673875 6993111 7371117 7700625 7875125 8116875 8505135 8590475 9054825 9277713 10447875 11012625 11123125 11655185 12012975 12285195 13401141 14175225 15091375 15462855 16298685 17413125 18354375 20021625 20475325 20979333 22113351 22335235 23101875 23625375 25771425 27164475 30303481 31343625 33369375 34965555 36855585 39375625 40203423 42525675 42952375 45274125 46388565 52239375 55063125 58275925 60064875 61425975 62937999 67005705 70876125 75456875 77314275 81493425 86248369 90910443 100108125 102376625 104896665 110566755 111676175 118126875 120610269 128857125 135822375 151517405 156718125 174827775 184277925 201017115 212628375 214761875 226370625 231942825 258745107 272731329 291379625 300324375 307129875 314689995 335028525 354380625 386571375 407467125 431241845 454552215 511883125 524483325 552833775 558380875 603051345 644285625 679111875 757587025 776235321 818193987 874138875 921389625 1005085575 1063141875 1121228797 1159714125 1293725535 1363656645 1456898125 1535649375 1573449975 1675142625 1932856875 2037335625 2156209225 2272761075 2328705963 2622416625 2764168875 2791904375 3015256725 3363686391 3787935125 3881176605 4090969935 4370694375 4606948125 5025427875 5606143985 5798570625 6468627675 6818283225 7867249875 8375713125 10091059173 10781046125 11363805375 11643529815 13112083125 13820844375 15076283625 16818431955 18939675625 19405883025 20454849675 25127139375 28030719925 30273177519 32343138375 34091416125 39336249375 50455295865 53905230625 56819026875 58217649075 75381418125 84092159775 97029415125 102274248375 140153599625 151365887595 161715691875 170457080625 252276479325 291088245375 420460798875 485147075625 511371241875 700767998125 756829437975 1261382396625 1455441226875 2102303994375 3784147189875 6306911983125 18920735949375
• Sum of all divisors σ(n): 38923715236560
• Sum of proper divisors (its aliquot sum) s(n): 20002979287185
• 18920735949375 is an abundant number, because the sum of its proper divisors (20002979287185) is greater than itself. Its abundance is 1082243337810

Bases of 18920735949375

• Binary: 100010011010101010011101111101100001000111111₂
• Hexadecimal: 0x113553BEC23F
• Base-36: 6PG2DNY9R

Squares and roots of 18920735949375

• 18920735949375 squared (18920735949375²) is 357994248865971482562890625
• 18920735949375 cubed (18920735949375³) is 6773514654187886956261250607753662109375
• The square root of 18920735949375 is 4349797.2308344443
• The cube root of 18920735949375 is 26646.8580433823

Scales and comparisons

• 18,920,735,949,375 seconds is equal to 601,620 years, 45 weeks, 4 days, 9 hours, 56 minutes, 15 seconds.
• To count from 1 to 18,920,735,949,375 would take you about one million, five hundred four thousand and fifty-two 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 18920735949375 cubic inches would be around 2220.6 feet tall.

Recreational maths with 18920735949375

• 18920735949375 backwards is 57394953702981
• The number of decimal digits it has is: 14
• The sum of 18920735949375's digits is 72
• More coming soon!