18918113105964201

Names of 18918113105964201

• Cardinal: 18918113105964201 can be written as Eighteen quadrillion, nine hundred eighteen trillion, one hundred thirteen billion, one hundred five million, nine hundred sixty-four thousand, two hundred one.

Scientific notation

• Scientific notation: 1.8918113105964201 × 10¹⁶

Factors of 18918113105964201

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 2861

Divisors of 18918113105964201

• Number of divisors d(n): 108
• Complete list of divisors:
  1 3 29 87 101 107 303 321 841 2523 2621 2929 3103 7863 8787 9309 10201 10807 30603 32421 76009 84941 89987 228027 254823 264721 269961 280447 295829 313403 794163 841341 887487 940209 1091507 2204261 3274521 6612783 6869641 7676909 8132963 8579041 9088687 20608923 23030727 24398889 25737123 26736821 27266061 28325147 31653703 80210463 84975441 94961109 199219589 222630361 235855927 597658767 667891083 693833741 707567781 735051587 775367809 821429263 917957387 2081501223 2205154761 2326103427 2464287789 2753872161 2860839847 5777368081 8582519541 17332104243 20121178489 21316496023 22485666461 23821448627 60363535467 63949488069 67456999383 70077207841 71464345881 74240210287 82964355563 210231623523 222720630861 248893066689 583514176181 618178384667 1750542528543 1854535154001 2032239027389 2152966098323 2405966311327 6096717082167 6458898294969 7217898933981 7498261238987 22494783716961 58934931794281 62436016851367 176804795382843 187308050554101 217449575930623 652348727791869 6306037701988067 18918113105964201
• Sum of all divisors σ(n): 26641910998851408
• Sum of proper divisors (its aliquot sum) s(n): 7723797892887207
• 18918113105964201 is a deficient number, because the sum of its proper divisors (7723797892887207) is less than itself. Its deficiency is 11194315213076994

Bases of 18918113105964201

• Binary: 1000011001101011110110001110011100000000110110010101001₂
• Hexadecimal: 0x4335EC73806CA9
• Base-36: 569WT6K32QX

Squares and roots of 18918113105964201

• 18918113105964201 squared (18918113105964201²) is 357895003490054468173837893568401
• 18918113105964201 cubed (18918113105964201³) is 6770698156084302891783402080729644842811650812601
• The square root of 18918113105964201 is 137543131.8022248647
• The cube root of 18918113105964201 is 266456.2670005713

Scales and comparisons

• 18,918,113,105,964,201 seconds is equal to 601,537,479 years, 10 weeks, 4 days, 3 hours, 23 minutes, 21 seconds.
• To count from 1 to 18,918,113,105,964,201 would take you about one billion, eight hundred four million, six hundred twelve thousand, four hundred thirty-seven 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 18918113105964201 cubic inches would be around 22204.7 feet tall.

Recreational maths with 18918113105964201

• 18918113105964201 backwards is 10246950131181981
• The number of decimal digits it has is: 17
• The sum of 18918113105964201's digits is 60
• More coming soon!