18444465280872

Names of 18444465280872

• Cardinal: 18444465280872 can be written as Eighteen trillion, four hundred forty-four billion, four hundred sixty-five million, two hundred eighty thousand, eight hundred seventy-two.

Scientific notation

• Scientific notation: 1.8444465280872 × 10¹³

Factors of 18444465280872

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 93

Divisors of 18444465280872

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 3 4 6 8 9 12 18 24 27 29 36 54 58 59 72 81 87 108 116 118 162 174 177 216 232 236 243 261 324 348 354 472 486 522 531 648 696 708 729 783 972 1044 1062 1416 1458 1566 1593 1711 1944 2088 2124 2187 2349 2916 3132 3186 3422 3481 4248 4374 4698 4779 5133 5832 6264 6372 6561 6844 6962 7047 8748 9396 9558 10266 10443 12744 13122 13688 13924 14094 14337 15399 17496 18792 19116 20532 20886 21141 26244 27848 28188 28674 30798 31329 38232 41064 41772 42282 43011 46197 52488 56376 57348 61596 62658 63423 83544 84564 86022 92394 93987 100949 114696 123192 125316 126846 129033 138591 169128 172044 184788 187974 190269 201898 205379 250632 253692 258066 277182 281961 302847 344088 369576 375948 380538 387099 403796 410758 415773 507384 516132 554364 563922 605694 616137 751896 761076 774198 807592 821516 831546 845883 908541 1032264 1108728 1127844 1211388 1232274 1247319 1522152 1548396 1643032 1663092 1691766 1817082 1848411 2255688 2422776 2464548 2494638 2537649 2725623 3096792 3326184 3383532 3634164 3696822 3741957 4929096 4989276 5075298 5451246 5545233 5955991 6767064 7268328 7393644 7483914 7612947 8176869 9978552 10150596 10902492 11090466 11225871 11911982 12117361 14787288 14967828 15225894 16353738 16635699 17867973 20301192 21804984 22180932 22451742 22838841 23823964 24234722 24530607 29935656 30451788 32707476 33271398 35735946 36352083 44361864 44903484 45677682 47647928 48469444 49061214 49907097 53603919 60903576 65414952 66542796 71471892 72704166 73591821 89806968 91355364 96938888 98122428 99814194 107207838 109056249 133085592 142943784 145408332 147183642 149721291 160811757 182710728 196244856 199628388 214415676 218112498 220775463 290816664 294367284 299442582 321623514 327168747 351403469 399256776 428831352 436224996 441550926 449163873 482435271 588734568 598885164 643247028 654337494 662326389 702806938 872449992 883101852 898327746 964870542 981506241 1054210407 1197770328 1286494056 1308674988 1324652778 1347491619 1405613876 1447305813 1766203704 1796655492 1929741084 1963012482 2108420814 2617349976 2649305556 2694983238 2811227752 2894611626 2944518723 3162631221 3593310984 3859482168 3926024964 4216841628 4341917439 5298611112 5389966476 5789223252 5889037446 6325262442 7852049928 8433683256 8683834878 8833556169 9487893663 10779932952 11578446504 11778074892 12650524884 13025752317 17367669756 17667112338 18975787326 23556149784 25301049768 26051504634 26500668507 28463680989 34735339512 35334224676 37951574652 39077256951 52103009268 53001337014 56927361978 70668449352 75903149304 78154513902 79502005521 85391042967 104206018536 106002674028 113854723956 156309027804 159004011042 170782085934 212005348056 227709447912 256173128901 312618055608 318008022084 341564171868 512346257802 636016044168 683128343736 768519386703 1024692515604 1537038773406 2049385031208 2305558160109 3074077546812 4611116320218 6148155093624 9222232640436 18444465280872
• Sum of all divisors σ(n): 54586319094450
• Sum of proper divisors (its aliquot sum) s(n): 36141853813578
• 18444465280872 is an abundant number, because the sum of its proper divisors (36141853813578) is greater than itself. Its abundance is 17697388532706

Bases of 18444465280872

• Binary: 100001100011001101111110011010001011101101000₂
• Hexadecimal: 0x10C66FCD1768
• Base-36: 6JD9QEMI0

Squares and roots of 18444465280872

• 18444465280872 squared (18444465280872²) is 340198299497292625849080384
• 18444465280872 cubed (18444465280872³) is 6274775723689508208635032832357465614848
• The square root of 18444465280872 is 4294702.0014049869
• The cube root of 18444465280872 is 26421.3714309079

Scales and comparisons

• 18,444,465,280,872 seconds is equal to 586,476 years, 49 weeks, 10 hours, 1 minute, 12 seconds.
• To count from 1 to 18,444,465,280,872 would take you about one million, four hundred sixty-six thousand, one hundred ninety-two 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 18444465280872 cubic inches would be around 2201.8 feet tall.

Recreational maths with 18444465280872

• 18444465280872 backwards is 27808256444481
• The number of decimal digits it has is: 14
• The sum of 18444465280872's digits is 63
• More coming soon!