18240405952806072

Names of 18240405952806072

• Cardinal: 18240405952806072 can be written as Eighteen quadrillion, two hundred forty trillion, four hundred five billion, nine hundred fifty-two million, eight hundred six thousand and seventy-two.

Scientific notation

• Scientific notation: 1.8240405952806072 × 10¹⁶

Factors of 18240405952806072

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 149157741

Divisors of 18240405952806072

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 17 18 21 24 28 34 36 42 49 51 56 63 68 72 84 98 102 119 126 136 147 153 168 196 204 238 252 294 306 357 392 408 441 476 504 588 612 714 833 882 952 1071 1176 1224 1428 1666 1764 2039 2142 2499 2856 3332 3528 4078 4284 4998 6117 6664 7497 8156 8568 9996 12234 14273 14994 16312 18351 19992 24468 28546 29988 34663 36702 42819 48936 57092 59976 69326 73404 85638 99911 103989 114184 128457 138652 146808 171276 199822 207978 242641 256914 277304 299733 311967 342552 399644 415956 485282 513828 599466 623934 727923 799288 831912 899199 970564 1027656 1198932 1247868 1455846 1698487 1798398 1941128 2183769 2397864 2495736 2911692 3396974 3596796 4367538 5095461 5823384 6793948 7193592 8735076 10190922 13587896 15286383 17470152 20381844 30572766 40763688 61145532 122291064 149155673 298311346 447467019 596622692 894934038 1044089711 1193245384 1342401057 1789868076 2088179422 2535646441 2684802114 3132269133 3579736152 4176358844 5071292882 5369604228 6264538266 7308627977 7606939323 8352717688 9396807399 10142585764 10739208456 12529076532 14617255954 15213878646 17749525087 18793614798 20285171528 21925883931 22820817969 25058153064 29234511908 30427757292 35499050174 37587229596 43851767862 45641635938 53248575261 58469023816 60855514584 65777651793 70998100348 75174459192 87703535724 91283271876 106497150522 124246675609 131555303586 141996200696 159745725783 175407071448 182566543752 212994301044 248493351218 263110607172 304128417247 319491451566 372740026827 425988602088 496986702436 526221214344 608256834494 638982903132 745480053654 912385251741 993973404872 1118220080481 1216513668988 1277965806264 1490960107308 1824770503482 2128898920729 2236440160962 2433027337976 2737155755223 2981920214616 3649541006964 4257797841458 4472880321924 5170183093199 5474311510446 6386696762187 7299082013928 8515595682916 8945760643848 10340366186398 10948623020892 12773393524374 14902292445103 15510549279597 17031191365832 19160090286561 20680732372796 21897246041784 25546787048748 29804584890206 31021098559194 36191281652393 38320180573122 41361464745592 44706877335309 46531647838791 51093574097496 59609169780412 62042197118388 72382563304786 76640361146244 89413754670618 93063295677582 108573844957179 119218339560824 124084394236776 134120632005927 144765126609572 153280722292488 178827509341236 186126591355164 217147689914358 253338971566751 268241264011854 289530253219144 325721534871537 357655018682472 372253182710328 434295379828716 506677943133502 536482528023708 651443069743074 760016914700253 868590759657432 1013355886267004 1072965056047416 1302886139486148 1520033829400506 2026711772534008 2280050744100759 2605772278972296 3040067658801012 4560101488201518 6080135317602024 9120202976403036 18240405952806072
• Sum of all divisors σ(n): 60876814422247200
• Sum of proper divisors (its aliquot sum) s(n): 42636408469441128
• 18240405952806072 is an abundant number, because the sum of its proper divisors (42636408469441128) is greater than itself. Its abundance is 24396002516635056

Bases of 18240405952806072

• Binary: 1000000110011011000110101110101011000000011110010111000₂
• Hexadecimal: 0x40CD8D75603CB8
• Base-36: 4ZLOMTAZ3Y0

Squares and roots of 18240405952806072

• 18240405952806072 squared (18240405952806072²) is 332712409323163187317730840069184
• 18240405952806072 cubed (18240405952806072³) is 6068809411590676250625569327059481859099415285248
• The square root of 18240405952806072 is 135057047.0312677613
• The cube root of 18240405952806072 is 263235.7274549905

Scales and comparisons

• 18,240,405,952,806,072 seconds is equal to 579,988,488 years, 6 days, 23 hours, 1 minute, 12 seconds.
• To count from 1 to 18,240,405,952,806,072 would take you about one billion, seven hundred thirty-nine million, nine hundred sixty-five thousand, four hundred sixty-four 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 18240405952806072 cubic inches would be around 21936.3 feet tall.

Recreational maths with 18240405952806072

• 18240405952806072 backwards is 27060825950404281
• 18240405952806072 is a Harshad number.
• The number of decimal digits it has is: 17
• The sum of 18240405952806072's digits is 63
• More coming soon!