18418999774108352

Names of 18418999774108352

• Cardinal: 18418999774108352 can be written as Eighteen quadrillion, four hundred eighteen trillion, nine hundred ninety-nine billion, seven hundred seventy-four million, one hundred eight thousand, three hundred fifty-two.

Scientific notation

• Scientific notation: 1.8418999774108352 × 10¹⁶

Factors of 18418999774108352

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 510

Divisors of 18418999774108352

• Number of divisors d(n): 140
• Complete list of divisors:
  1 2 4 8 16 32 41 64 82 164 328 467 656 934 1312 1681 1868 2624 3362 3736 6724 7472 13448 14944 19147 26896 29888 38294 53792 68921 76588 107584 137842 153176 218089 275684 306352 436178 551368 612704 785027 872356 1102736 1225408 1570054 1744712 2205472 2825761 3140108 3489424 4410944 5651522 6280216 6978848 8941649 11303044 12560432 13957696 17883298 22606088 25120864 32186107 35766596 45212176 50241728 64372214 71533192 90424352 101847563 128744428 143066384 180848704 203695126 257488856 286132768 366607609 407390252 514977712 572265536 733215218 814780504 1029955424 1319630387 1466430436 1629561008 2059910848 2639260774 2932860872 3259122016 4175750083 5278521548 5865721744 6518244032 8351500166 10557043096 11731443488 15030911969 16703000332 21114086192 23462886976 30061823938 33406000664 42228172384 60123647876 66812001328 84456344768 120247295752 133624002656 171205753403 240494591504 267248005312 342411506806 480989183008 616267390729 684823013612 961978366016 1232534781458 1369646027224 2465069562916 2739292054448 4930139125832 5478584108896 7019435889523 9860278251664 10957168217792 14038871779046 19720556503328 28077743558092 39441113006656 56155487116184 112310974232368 224621948464736 287796871470443 449243896929472 575593742940886 1151187485881772 2302374971763544 4604749943527088 9209499887054176 18418999774108352
• Sum of all divisors σ(n): 37544352177922200
• Sum of proper divisors (its aliquot sum) s(n): 19125352403813848
• 18418999774108352 is an abundant number, because the sum of its proper divisors (19125352403813848) is greater than itself. Its abundance is 706352629705496

Bases of 18418999774108352

• Binary: 1000001011011111111101110010010101001110101101011000000₂
• Hexadecimal: 0x416FFB92A75AC0
• Base-36: 51CZNOL0TKW

Squares and roots of 18418999774108352

• 18418999774108352 squared (18418999774108352²) is 339259552678603522003036636155904
• 18418999774108352 cubed (18418999774108352³) is 6248821624151298817461367877485389030366460510208
• The square root of 18418999774108352 is 135716615.6891202177
• The cube root of 18418999774108352 is 264092.0620064325

Scales and comparisons

• 18,418,999,774,108,352 seconds is equal to 585,667,219 years, 5 weeks, 4 days, 21 hours, 12 minutes, 32 seconds.
• To count from 1 to 18,418,999,774,108,352 would take you about one billion, seven hundred fifty-seven million, one thousand, six hundred fifty-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 18418999774108352 cubic inches would be around 22007.7 feet tall.

Recreational maths with 18418999774108352

• 18418999774108352 backwards is 25380147799981481
• The number of decimal digits it has is: 17
• The sum of 18418999774108352's digits is 86
• More coming soon!