13218118914

Names of 13218118914

• Cardinal: 13218118914 can be written as Thirteen billion, two hundred eighteen million, one hundred eighteen thousand, nine hundred fourteen.

Scientific notation

• Scientific notation: 1.3218118914 × 10¹⁰

Factors of 13218118914

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 537

Divisors of 13218118914

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 3 6 7 11 13 14 21 22 26 33 39 42 61 66 77 78 91 109 122 143 154 182 183 218 231 273 286 327 331 366 427 429 462 546 654 662 671 763 793 854 858 993 1001 1199 1281 1342 1417 1526 1586 1986 2002 2013 2289 2317 2379 2398 2562 2834 3003 3597 3641 4026 4251 4303 4578 4634 4697 4758 5551 6006 6649 6951 7194 7282 8393 8502 8606 8723 9394 9919 10923 11102 12909 13298 13902 14091 15587 16653 16786 17446 19838 19947 20191 21846 25179 25487 25818 26169 28182 29757 30121 31174 33306 36079 39894 40382 46543 46761 47333 50358 50974 52338 59514 60242 60573 61061 72158 73139 76461 86437 90363 93086 93522 94666 108237 109109 121146 122122 139629 141337 141999 146278 152922 172874 180726 183183 216474 218218 219417 222101 252553 259311 262483 279258 282674 283998 327327 331331 366366 396869 424011 438834 444202 469027 505106 511973 518622 524966 605059 654654 662662 666303 757659 787449 793738 848022 938054 950807 993993 1023946 1190607 1210118 1332606 1407081 1515318 1535919 1554707 1574898 1815177 1837381 1901614 1987986 2200819 2381214 2778083 2814162 2852421 2887313 3071838 3109414 3283189 3630354 3674762 4401638 4664121 5159297 5512143 5556166 5704842 5774626 6566378 6602457 6655649 8334249 8661939 9328242 9849567 10318594 11024286 13204914 13311298 15405733 15477891 16668498 17323878 19699134 19966947 20211191 24209009 28610647 30811466 30955782 36115079 39933894 40422382 46217199 48418018 57221294 60633573 72230158 72627027 85831941 92434398 108345237 121267146 145254054 169463063 171663882 200274529 216690474 314717117 338926126 400549058 508389189 600823587 629434234 944151351 1016778378 1201647174 1888302702 2203019819 4406039638 6609059457 13218118914
• Sum of all divisors σ(n): 36517662720
• Sum of proper divisors (its aliquot sum) s(n): 23299543806
• 13218118914 is an abundant number, because the sum of its proper divisors (23299543806) is greater than itself. Its abundance is 10081424892

Bases of 13218118914

• Binary: 1100010011110111000111110100000010₂
• Hexadecimal: 0x313DC7D02
• Base-36: 62LQ5TU

Squares and roots of 13218118914

• 13218118914 squared (13218118914²) is 174718667624644539396
• 13218118914 cubed (13218118914³) is 2309452125158193438717085735944
• The square root of 13218118914 is 114970.0783421495
• The cube root of 13218118914 is 2364.4123449367

Scales and comparisons

• 13,218,118,914 seconds is equal to 420 years, 15 weeks, 2 days, 11 hours, 41 minutes, 54 seconds.
• To count from 1 to 13,218,118,914 would take you about eight hundred forty 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 13218118914 cubic inches would be around 197 feet tall.

Recreational maths with 13218118914

• 13218118914 backwards is 41981181231
• 13218118914 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 13218118914's digits is 39
• More coming soon!