18385476239338319

Names of 18385476239338319

• Cardinal: 18385476239338319 can be written as Eighteen quadrillion, three hundred eighty-five trillion, four hundred seventy-six billion, two hundred thirty-nine million, three hundred thirty-eight thousand, three hundred nineteen.

Scientific notation

• Scientific notation: 1.8385476239338319 × 10¹⁶

Factors of 18385476239338319

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1346

Divisors of 18385476239338319

• Number of divisors d(n): 216
• Complete list of divisors:
  1 19 41 43 53 97 361 779 817 1007 1093 1763 1843 2173 2279 2809 3977 4171 5141 9409 14801 15523 19133 20767 33497 35017 41287 43301 44813 46999 53371 57929 75563 79249 93439 97679 106021 115169 120787 171011 178771 210781 221063 272473 385769 394573 404587 498677 636443 784453 822719 851447 892981 1014049 1100651 1435697 1505731 1775341 1855901 1926959 2014399 2188211 2294953 2375089 2490947 3070237 3249209 3396649 4004839 4200197 4346861 4558903 4952267 5176987 5619113 7329611 7687153 9063583 9474863 10284037 11171393 11716339 16177493 16588067 16966639 20445757 20912369 21443111 26429881 33731479 36612221 38273581 41576009 43604107 45126691 47327993 58334503 61734971 76091941 79803743 82590359 86619157 94093073 98362753 102128827 106763147 125879717 132020191 139262609 146055907 172208077 180022397 186915023 195396703 212256467 222610441 230383633 241621859 297812989 315173273 388469383 407419109 421645517 442213591 480369899 502167739 545053961 695632199 857407129 879167551 899231867 1083625121 1108355557 1136484883 1569216821 1645763983 1787768387 1940447713 2028499793 2391714623 2508383629 3271953463 3551385437 3712537357 4032872873 4229598379 4377289027 4590815321 5412827831 5658446791 5988292187 7380918277 7740963071 8011264823 8402058229 9127028081 9541187041 9906496219 10356025259 12210332549 12805958527 16704183469 18130757231 20588877299 21593212777 22347212401 23437320323 28887859933 36868506547 45442577837 46595880203 47659288951 67476323303 83168491513 87225491099 102843728789 107510489029 152214031637 159639106351 173413533539 188223428161 196764479921 231996318431 243313212013 317379485911 344484387389 391188668681 410271042763 424597035619 445309086137 525044299607 548869338727 885321723857 960930133243 1184402257253 1242177977119 1954030846991 3576245135059 4407930050189 4622951028247 6545203360391 8067343676761 8460872636603 9975841692533 10428517435813 16821112753283 18257672531617 22503642887807 23601381565261 50929297061879 189540992158127 346895778100723 427569214868333 448426249739959 967656644175701 18385476239338319
• Sum of all divisors σ(n): 20965687416595152
• Sum of proper divisors (its aliquot sum) s(n): 2580211177256833
• 18385476239338319 is a deficient number, because the sum of its proper divisors (2580211177256833) is less than itself. Its deficiency is 15805265062081486

Bases of 18385476239338319

• Binary: 1000001010100010111111001000100010001011010101101001111₂
• Hexadecimal: 0x41517E4445AB4F
• Base-36: 5113V6LZ0PB

Squares and roots of 18385476239338319

• 18385476239338319 squared (18385476239338319²) is 338025736547273896992518941745761
• 18385476239338319 cubed (18385476239338319³) is 6214764147574738662543827721780726060325363115759
• The square root of 18385476239338319 is 135593053.8019493053
• The cube root of 18385476239338319 is 263931.7442887845

Scales and comparisons

• 18,385,476,239,338,319 seconds is equal to 584,601,274 years, 20 weeks, 5 days, 5 hours, 31 minutes, 59 seconds.
• To count from 1 to 18,385,476,239,338,319 would take you about one billion, seven hundred fifty-three million, eight hundred three thousand, eight hundred twenty-three 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 18385476239338319 cubic inches would be around 21994.3 feet tall.

Recreational maths with 18385476239338319

• 18385476239338319 backwards is 91383393267458381
• The number of decimal digits it has is: 17
• The sum of 18385476239338319's digits is 83
• More coming soon!