420938989625

Names of 420938989625

• Cardinal: 420938989625 can be written as Four hundred twenty billion, nine hundred thirty-eight million, nine hundred eighty-nine thousand, six hundred twenty-five.

Scientific notation

• Scientific notation: 4.20938989625 × 10¹¹

Factors of 420938989625

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 2043

Divisors of 420938989625

• Number of divisors d(n): 192
• Complete list of divisors:
  1 5 7 11 25 35 41 49 55 77 121 125 175 205 245 275 287 343 385 451 539 605 847 875 1025 1225 1375 1435 1715 1925 1979 2009 2255 2695 3025 3157 3773 4235 4961 5125 5929 6125 7175 8575 9625 9895 10045 11275 13475 13853 14063 15125 15785 18865 21175 21769 22099 24805 29645 34727 35875 41503 42875 49475 50225 56375 67375 69265 70315 78925 81139 94325 96971 105875 108845 110495 124025 148225 152383 154693 173635 207515 239459 243089 247375 251125 346325 351575 394625 405695 471625 484855 544225 552475 567973 620125 678797 741125 761915 773465 868175 892529 1037575 1066681 1197295 1215445 1676213 1701623 1731625 1757875 2028475 2424275 2721125 2762375 2839865 3393985 3809575 3867325 3975811 4340875 4462645 5187875 5333405 5986475 6077225 6247703 7466767 8381065 8508115 9817819 10142375 11733491 12121375 14199325 16969925 19047875 19336625 19879055 22313225 26667025 27830677 29932375 30386125 31238515 37333835 41905325 42540575 43733921 49089095 58667455 68724733 70996625 82134437 84849625 99395275 111566125 133335125 139153385 156192575 186669175 209526625 212702875 218669605 245445475 293337275 306137447 343623665 410672185 481073131 496976375 695766925 780962875 933345875 1093348025 1227227375 1466686375 1530687235 1718118325 2053360925 2405365655 3367511917 3478834625 5466740125 7653436175 8590591625 10266804625 12026828275 16837559585 38267180875 60134141375 84187797925 420938989625
• Sum of all divisors σ(n): 690161472000
• Sum of proper divisors (its aliquot sum) s(n): 269222482375
• 420938989625 is a deficient number, because the sum of its proper divisors (269222482375) is less than itself. Its deficiency is 151716507250

Bases of 420938989625

• Binary: 110001000000001111010110100000000111001₂
• Hexadecimal: 0x6201EB4039
• Base-36: 5DDK7F3T

Squares and roots of 420938989625

• 420938989625 squared (420938989625²) is 177189632986515857640625
• 420938989625 cubed (420938989625³) is 74586025081368556364285023853515625
• The square root of 420938989625 is 648798.1116071471
• The cube root of 420938989625 is 7494.4491646293

Scales and comparisons

• 420,938,989,625 seconds is equal to 13,384 years, 29 weeks, 1 hour, 7 minutes, 5 seconds.
• To count from 1 to 420,938,989,625 would take you about twenty-six thousand, seven hundred sixty-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 420938989625 cubic inches would be around 624.5 feet tall.

Recreational maths with 420938989625

• 420938989625 backwards is 526989839024
• The number of decimal digits it has is: 12
• The sum of 420938989625's digits is 65
• More coming soon!