64309680513

Names of 64309680513

• Cardinal: 64309680513 can be written as Sixty-four billion, three hundred nine million, six hundred eighty thousand, five hundred thirteen.

Scientific notation

• Scientific notation: 6.4309680513 × 10¹⁰

Factors of 64309680513

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 388

Divisors of 64309680513

• Number of divisors d(n): 224
• Complete list of divisors:
  1 3 9 13 19 27 31 39 41 57 81 93 117 123 171 243 247 279 281 351 369 403 513 533 589 729 741 779 837 843 1053 1107 1209 1271 1539 1599 1767 2223 2337 2511 2529 3159 3321 3627 3653 3813 4617 4797 5301 5339 6669 7011 7533 7587 7657 8711 9477 9963 10127 10881 10959 11439 11521 13851 14391 15903 16017 16523 20007 21033 22599 22761 22971 24149 26133 29889 30381 32643 32877 34317 34563 43173 47709 48051 49569 60021 63099 68283 68913 69407 72447 78399 91143 97929 98631 102951 103689 113243 129519 143127 144153 148707 149773 165509 180063 189297 204849 206739 208221 217341 218899 235197 273429 293787 295893 308853 311067 313937 339729 357151 388557 429381 432459 446121 449319 496527 567891 620217 624663 652023 656697 705591 820287 887679 926559 933201 941811 1019187 1071453 1297377 1338363 1347957 1489581 1860651 1873989 1956069 1970091 2116773 2151617 2460861 2663037 2799603 2825433 2845687 3057561 3214359 3892131 4015089 4043871 4468743 4642963 5581953 5621967 5868207 5910273 6350319 6454851 6785869 7382583 8398809 8476299 8537061 9172683 9643077 12045267 12131613 13406229 13928889 16865901 17604621 17730819 19364553 20357607 25428897 25611183 27518049 28929231 36394839 40218687 41786667 50597703 53192457 58093659 61072821 76286691 76833549 82554147 86787693 88216297 109184517 120656061 125360001 159577371 174280977 183218463 228860073 230500647 260363079 264648891 376080003 522842931 549655389 691501941 793946673 1128240009 1568528793 1648966167 2074505823 2381840019 3384720027 4946898501 7145520057 21436560171 64309680513
• Sum of all divisors σ(n): 115991608320
• Sum of proper divisors (its aliquot sum) s(n): 51681927807
• 64309680513 is a deficient number, because the sum of its proper divisors (51681927807) is less than itself. Its deficiency is 12627752706

Bases of 64309680513

• Binary: 111011111001001001111101100110000001₂
• Hexadecimal: 0xEF927D981
• Base-36: TJKBN29

Squares and roots of 64309680513

• 64309680513 squared (64309680513²) is 4135735007684131943169
• 64309680513 cubed (64309680513³) is 265967797030596125284936262765697
• The square root of 64309680513 is 253593.5340520337
• The cube root of 64309680513 is 4006.4412992025

Scales and comparisons

• 64,309,680,513 seconds is equal to 2,044 years, 44 weeks, 1 day, 8 minutes, 33 seconds.
• To count from 1 to 64,309,680,513 would take you about four thousand and eighty-nine 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 64309680513 cubic inches would be around 333.9 feet tall.

Recreational maths with 64309680513

• 64309680513 backwards is 31508690346
• The number of decimal digits it has is: 11
• The sum of 64309680513's digits is 45
• More coming soon!