13263389685

Names of 13263389685

• Cardinal: 13263389685 can be written as Thirteen billion, two hundred sixty-three million, three hundred eighty-nine thousand, six hundred eighty-five.

Scientific notation

• Scientific notation: 1.3263389685 × 10¹⁰

Factors of 13263389685

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 747

Divisors of 13263389685

• Number of divisors d(n): 256
• Complete list of divisors:
  1 3 5 7 9 13 15 21 27 29 35 39 45 59 63 65 87 91 105 117 135 145 177 189 195 203 261 273 295 315 351 377 413 435 455 531 585 609 631 767 783 819 885 945 1015 1131 1239 1305 1365 1593 1711 1755 1827 1885 1893 2065 2301 2457 2639 2655 3045 3155 3393 3717 3835 3915 4095 4417 5133 5369 5481 5655 5679 6195 6903 7917 7965 8203 8555 9135 9465 10179 11151 11505 11977 12285 13195 13251 15399 16107 16965 17037 18299 18585 20709 22085 22243 23751 24609 25665 26845 27405 28395 34515 35931 37229 39585 39753 41015 46197 48321 50895 54897 55755 57421 59885 66255 66729 71253 73827 76995 80535 85185 91495 103545 107793 111215 111687 118755 119259 123045 128093 144963 155701 164691 172263 179655 186145 198765 200187 221481 230985 237887 241605 260603 274485 287105 323379 333645 335061 356265 369135 384279 467103 483977 494073 516789 538965 558435 596295 600561 640465 713661 724815 778505 781809 823455 861315 1000935 1005183 1079641 1107405 1152837 1189435 1303015 1401309 1451931 1550367 1616895 1665209 1675305 1921395 2140983 2335515 2345427 2419885 2470365 2583945 3002805 3238923 3387839 3458511 3568305 3909045 4203927 4355793 4995627 5025915 5398205 5764185 6422949 7006545 7036281 7259655 7557487 7751835 8326045 9716769 10163517 10704915 11727135 13067379 14035333 14986881 16194615 16939195 17292555 21019635 21778965 22672461 24978135 29150307 30490551 32114745 35181405 37787435 42105999 44960643 48583845 50817585 65336895 68017383 70176665 74934405 91471653 98247331 113362305 126317997 145751535 152452755 204052149 210529995 224803215 294741993 340086915 378953991 457358265 491236655 631589985 884225979 1020260745 1473709965 1894769955 2652677937 4421129895 13263389685
• Sum of all divisors σ(n): 30578688000
• Sum of proper divisors (its aliquot sum) s(n): 17315298315
• 13263389685 is an abundant number, because the sum of its proper divisors (17315298315) is greater than itself. Its abundance is 4051908630

Bases of 13263389685

• Binary: 1100010110100011110100001111110101₂
• Hexadecimal: 0x3168F43F5
• Base-36: 63COGZ9

Squares and roots of 13263389685

• 13263389685 squared (13263389685²) is 175917505936164399225
• 13263389685 cubed (13263389685³) is 2333262433644649161145086994125
• The square root of 13263389685 is 115166.7907211103
• The cube root of 13263389685 is 2367.1085632457

Scales and comparisons

• 13,263,389,685 seconds is equal to 421 years, 38 weeks, 1 day, 10 hours, 54 minutes, 45 seconds.
• To count from 1 to 13,263,389,685 would take you about eight hundred forty-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 13263389685 cubic inches would be around 197.3 feet tall.

Recreational maths with 13263389685

• 13263389685 backwards is 58698336231
• The number of decimal digits it has is: 11
• The sum of 13263389685's digits is 54
• More coming soon!