64013391585

Names of 64013391585

• Cardinal: 64013391585 can be written as Sixty-four billion, thirteen million, three hundred ninety-one thousand, five hundred eighty-five.

Scientific notation

• Scientific notation: 6.4013391585 × 10¹⁰

Factors of 64013391585

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 146

Divisors of 64013391585

• Number of divisors d(n): 384
• Complete list of divisors:
  1 3 5 9 11 13 15 27 33 39 45 47 55 65 67 81 99 117 135 141 143 165 169 195 201 235 243 297 335 351 405 423 429 495 507 517 585 603 611 705 715 729 737 845 871 891 1005 1053 1215 1269 1287 1485 1521 1551 1755 1809 1833 1859 2115 2145 2187 2211 2535 2585 2613 2673 3015 3055 3149 3159 3645 3685 3807 3861 4355 4455 4563 4653 5265 5427 5499 5577 6345 6435 6633 6721 7605 7755 7839 7943 8019 9045 9165 9295 9447 9477 9581 10935 11055 11323 11421 11583 13065 13365 13689 13959 15745 15795 16281 16497 16731 19035 19305 19899 20163 22815 23265 23517 23829 24057 27135 27495 27885 28341 28431 28743 33165 33605 33969 34263 34639 34749 39195 39715 40095 40937 41067 41877 47235 47385 47905 48843 49491 50193 56615 57105 57915 59697 60489 68445 69795 70551 71487 81405 82485 83655 85023 86229 87373 99495 100815 101907 102789 103917 104247 117585 119145 120285 122811 123201 124553 125631 141705 142155 143715 146529 148473 150579 169845 171315 173195 173745 179091 181467 204685 205335 209385 211653 214461 244215 247455 250965 255069 258687 262119 298485 302445 305721 311751 312741 352755 357435 368433 369603 373659 376893 425115 431145 436865 445419 450307 451737 509535 513945 519585 521235 532181 537273 544401 614055 616005 622765 628155 634959 643383 732645 742365 752895 765207 776061 786357 895455 907335 917163 935253 1058265 1072305 1105299 1120977 1130679 1275345 1293435 1310595 1336257 1350921 1355211 1528605 1558755 1563705 1596543 1611819 1633203 1842165 1848015 1868295 1884465 1904877 1930149 2227095 2251535 2258685 2295621 2328183 2359071 2660905 2686365 2722005 2751489 2805759 3174795 3216915 3315897 3362931 3826035 3880305 3931785 4052763 4065633 4585815 4676265 4789629 4899609 5526495 5604885 5653395 5790447 5853991 6681285 6754605 6776055 6886863 6984549 7077213 7982715 8059095 8166015 8254467 8417277 9524385 9650745 9947691 10088793 11478105 11640915 11795355 12158289 13757445 14028795 14368887 14698827 16579485 16814655 17371341 17561973 20263815 20328165 20953647 21231639 23948145 24498045 24763401 25251831 28952235 29269955 29843073 30266379 34434315 34922745 35386065 36474867 41272335 42086385 43106661 49738455 50443965 52685919 60791445 63694917 71844435 73494135 75755493 86856705 87809865 89529219 90799137 104768235 106158195 109424601 123817005 126259155 129319983 149215365 151331895 158057757 182374335 191084751 215533305 263429595 272397411 318474585 328273803 378777465 387959949 447646095 453995685 474173271 547123005 646599915 790288785 955423755 984821409 1163879847 1361987055 1422519813 1641369015 1939799745 2370866355 4267559439 4924107045 5819399235 7112599065 12802678317 21337797195 64013391585
• Sum of all divisors σ(n): 141061201920
• Sum of proper divisors (its aliquot sum) s(n): 77047810335
• 64013391585 is an abundant number, because the sum of its proper divisors (77047810335) is greater than itself. Its abundance is 13034418750

Bases of 64013391585

• Binary: 111011100111011111101101011011100001₂
• Hexadecimal: 0xEE77ED6E1
• Base-36: TENX529

Squares and roots of 64013391585

• 64013391585 squared (64013391585²) is 4097714302214548812225
• 64013391585 cubed (64013391585³) is 262308590231114945801055560126625
• The square root of 64013391585 is 253008.6788728797
• The cube root of 64013391585 is 4000.2789718975

Scales and comparisons

• 64,013,391,585 seconds is equal to 2,035 years, 22 weeks, 1 day, 17 hours, 39 minutes, 45 seconds.
• To count from 1 to 64,013,391,585 would take you about four thousand and seventy 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 64013391585 cubic inches would be around 333.4 feet tall.

Recreational maths with 64013391585

• 64013391585 backwards is 58519331046
• 64013391585 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 64013391585's digits is 45
• More coming soon!