18013708993536

Names of 18013708993536

• Cardinal: 18013708993536 can be written as Eighteen trillion, thirteen billion, seven hundred eight million, nine hundred ninety-three thousand, five hundred thirty-six.

Scientific notation

• Scientific notation: 1.8013708993536 × 10¹³

Factors of 18013708993536

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 14742

Divisors of 18013708993536

• Number of divisors d(n): 165
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 64 72 81 96 108 128 144 162 192 216 256 288 324 384 432 512 576 648 768 864 1024 1152 1296 1536 1728 2304 2592 3072 3456 4608 5184 6912 9216 10368 13824 14737 20736 27648 29474 41472 44211 58948 82944 88422 117896 132633 176844 235792 265266 353688 397899 471584 530532 707376 795798 943168 1061064 1193697 1414752 1591596 1886336 2122128 2387394 2829504 3183192 3772672 4244256 4774788 5659008 6366384 7545344 8488512 9549576 11318016 12732768 15090688 16977024 19099152 22636032 25465536 33954048 38198304 45272064 50931072 67908096 76396608 101862144 135816192 152793216 203724288 217179169 305586432 407448576 434358338 611172864 651537507 868716676 1222345728 1303075014 1737433352 1954612521 2606150028 3474866704 3909225042 5212300056 5863837563 6949733408 7818450084 10424600112 11727675126 13899466816 15636900168 17591512689 20849200224 23455350252 27798933632 31273800336 35183025378 41698400448 46910700504 55597867264 62547600672 70366050756 83396800896 93821401008 111195734528 125095201344 140732101512 166793601792 187642802016 222391469056 250190402688 281464203024 333587203584 375285604032 500380805376 562928406048 667174407168 750571208064 1000761610752 1125856812096 1501142416128 2001523221504 2251713624192 3002284832256 4503427248384 6004569664512 9006854496768 18013708993536
• Sum of all divisors σ(n): 53796107243109
• Sum of proper divisors (its aliquot sum) s(n): 35782398249573
• 18013708993536 is an abundant number, because the sum of its proper divisors (35782398249573) is greater than itself. Its abundance is 17768689256037

Bases of 18013708993536

• Binary: 100000110001000100100101110011100010000000000₂
• Hexadecimal: 0x106224B9C400
• Base-36: 6DVDT8G00

Squares and roots of 18013708993536

• 18013708993536 squared (18013708993536²) is 324493711703799770089783296
• 18013708993536 cubed (18013708993536³) is 5845335292864615900210898453344504774656
• 18013708993536 is a perfect square number. Its square root is 4244256
• The cube root of 18013708993536 is 26214.0655364795

Scales and comparisons

• 18,013,708,993,536 seconds is equal to 572,780 years, 11 weeks, 5 days, 5 hours, 45 minutes, 36 seconds.
• To count from 1 to 18,013,708,993,536 would take you about one million, four hundred thirty-one thousand, nine hundred fifty 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 18013708993536 cubic inches would be around 2184.5 feet tall.

Recreational maths with 18013708993536

• 18013708993536 backwards is 63539980731081
• The number of decimal digits it has is: 14
• The sum of 18013708993536's digits is 63
• More coming soon!