420642639421632108

Names of 420642639421632108

• Cardinal: 420642639421632108 can be written as Four hundred twenty quadrillion, six hundred forty-two trillion, six hundred thirty-nine billion, four hundred twenty-one million, six hundred thirty-two thousand, one hundred eight.

Scientific notation

• Scientific notation: 4.20642639421632108 × 10¹⁷

Factors of 420642639421632108

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 7434937

Divisors of 420642639421632108

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 6 9 12 13 18 26 27 36 39 52 54 78 108 117 156 234 351 468 702 1404 1601 3202 4803 6404 9606 14409 19212 20813 25261 28818 41626 43227 50522 57636 62439 75783 83252 86454 101044 124878 151566 172908 187317 227349 249756 303132 328393 374634 454698 561951 656786 682047 749268 909396 985179 1123902 1313572 1364094 1970358 2247804 2728188 2955537 3940716 5911074 7408057 8866611 11822148 14816114 17733222 22224171 29632228 35466444 40442861 44448342 66672513 80885722 88896684 96304741 121328583 133345026 161771444 192609482 200017539 242657166 266690052 288914223 363985749 385218964 400035078 485314332 525757193 577828446 727971498 800070156 866742669 1051514386 1091957247 1155656892 1455942996 1577271579 1733485338 2103028772 2183914494 2600228007 3154543158 3466970676 4367828988 4731814737 5200456014 6309086316 9463629474 10400912028 11860299257 14195444211 18927258948 23720598514 28390888422 35580897771 47441197028 56781776844 71161795542 106742693313 142323591084 154183890341 187134927877 213485386626 308367780682 320228079939 374269855754 426970773252 462551671023 561404783631 616735561364 640456159878 748539711508 925103342046 1122809567262 1280912319756 1387655013069 1684214350893 1850206684092 2245619134524 2432754062401 2775310026138 3368428701786 4162965039207 4865508124802 5052643052679 5550620052276 6736857403572 7298262187203 8325930078414 9731016249604 10105286105358 14596524374406 16651860156828 20210572210716 21894786561609 29193048748812 43789573123218 65684359684827 87579146246436 131368719369654 262737438739308 299603019531077 599206039062154 898809058593231 1198412078124308 1797618117186462 2696427175779693 3595236234372924 3894839253904001 5392854351559386 7789678507808002 8089281527339079 10785708703118772 11684517761712003 15579357015616004 16178563054678158 23369035523424006 32357126109356316 35053553285136009 46738071046848012 70107106570272018 105160659855408027 140214213140544036 210321319710816054 420642639421632108
• Sum of all divisors σ(n): 1175224085533088640
• Sum of proper divisors (its aliquot sum) s(n): 754581446111456532
• 420642639421632108 is an abundant number, because the sum of its proper divisors (754581446111456532) is greater than itself. Its abundance is 333938806689824424

Bases of 420642639421632108

• Binary: 10111010110011011000100000001111100000110111110111001101100₂
• Hexadecimal: 0x5D66C407C1BEE6C
• Base-36: 371TDCU0J9F0

Squares and roots of 420642639421632108

• 420642639421632108 squared (420642639421632108²) is 176940230099597206370279658496523664
• 420642639421632108 cubed (420642639421632108³) is 74428605408965483931520266790808527312318679124203712
• The square root of 420642639421632108 is 648569687.4057807121
• The cube root of 420642639421632108 is 749268.9999999989

Scales and comparisons

• 420,642,639,421,632,108 seconds is equal to 13,375,134,800 years, 25 weeks, 5 days, 1 minute, 48 seconds.
• To count from 1 to 420,642,639,421,632,108 would take you about forty billion, one hundred twenty-five million, four hundred four thousand, four hundred one 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 420642639421632108 cubic inches would be around 62439.1 feet tall.

Recreational maths with 420642639421632108

• 420642639421632108 backwards is 801236124936246024
• The number of decimal digits it has is: 18
• The sum of 420642639421632108's digits is 63
• More coming soon!