420853125

Names of 420853125

• Cardinal: 420853125 can be written as Four hundred twenty million, eight hundred fifty-three thousand, one hundred twenty-five.

Scientific notation

• Scientific notation: 4.20853125 × 10⁸

Factors of 420853125

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 79

Divisors of 420853125

• Number of divisors d(n): 144
• Complete list of divisors:
  1 3 5 7 11 15 21 25 33 35 53 55 75 77 105 121 125 159 165 175 231 265 275 363 371 375 385 525 583 605 625 795 825 847 875 1113 1155 1325 1375 1749 1815 1855 1875 1925 2541 2625 2915 3025 3125 3975 4081 4125 4235 4375 5565 5775 6413 6625 6875 8745 9075 9275 9375 9625 12243 12705 13125 14575 15125 19239 19875 20405 20625 21175 21875 27825 28875 32065 33125 34375 43725 44891 45375 46375 48125 61215 63525 65625 72875 75625 96195 99375 102025 103125 105875 134673 139125 144375 160325 165625 218625 224455 226875 231875 240625 306075 317625 364375 378125 480975 496875 510125 529375 673365 695625 721875 801625 1093125 1122275 1134375 1159375 1530375 1588125 1821875 2404875 2550625 2646875 3366825 3478125 4008125 5465625 5611375 7651875 7940625 12024375 12753125 16834125 20040625 28056875 38259375 60121875 84170625 140284375 420853125
• Sum of all divisors σ(n): 897692544
• Sum of proper divisors (its aliquot sum) s(n): 476839419
• 420853125 is an abundant number, because the sum of its proper divisors (476839419) is greater than itself. Its abundance is 55986294

Bases of 420853125

• Binary: 11001000101011011010110000101₂
• Hexadecimal: 0x1915B585
• Base-36: 6YKCCL

Squares and roots of 420853125

• 420853125 squared (420853125²) is 177117352822265625
• 420853125 cubed (420853125³) is 74540391426978057861328125
• The square root of 420853125 is 20514.7050917141
• The cube root of 420853125 is 749.3939548553

Scales and comparisons

• 420,853,125 seconds is equal to 13 years, 19 weeks, 5 days, 23 hours, 38 minutes, 45 seconds.
• To count from 1 to 420,853,125 would take you about twenty 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 420853125 cubic inches would be around 62.4 feet tall.

Recreational maths with 420853125

• 420853125 backwards is 521358024
• The number of decimal digits it has is: 9
• The sum of 420853125's digits is 30
• More coming soon!