428743843902

Names of 428743843902

• Cardinal: 428743843902 can be written as Four hundred twenty-eight billion, seven hundred forty-three million, eight hundred forty-three thousand, nine hundred two.

Scientific notation

• Scientific notation: 4.28743843902 × 10¹¹

Factors of 428743843902

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 339912

Divisors of 428743843902

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 6 9 11 18 22 27 33 54 66 99 198 297 594 2137 4274 6411 12822 19233 23507 38466 47014 57699 70521 115398 141042 211563 337759 423126 634689 675518 1013277 1269378 2026554 3039831 3715349 6079662 7430698 9119493 11146047 18238986 22292094 33438141 66876282 100314423 200628846 721790983 1443581966 2165372949 4330745898 6496118847 7939700813 12992237694 15879401626 19488356541 23819102439 38976713082 47638204878 71457307317 142914614634 214371921951 428743843902
• Sum of all divisors σ(n): 1039868467200
• Sum of proper divisors (its aliquot sum) s(n): 611124623298
• 428743843902 is an abundant number, because the sum of its proper divisors (611124623298) is greater than itself. Its abundance is 182380779396

Bases of 428743843902

• Binary: 110001111010011000111111110000000111110₂
• Hexadecimal: 0x63D31FE03E
• Base-36: 5GYN0J7I

Squares and roots of 428743843902

• 428743843902 squared (428743843902²) is 183821283683862542585604
• 428743843902 cubed (428743843902³) is 78812243757619221474747028848386808
• The square root of 428743843902 is 654785.3418502891
• The cube root of 428743843902 is 7540.4853253847

Scales and comparisons

• 428,743,843,902 seconds is equal to 13,632 years, 37 weeks, 6 days, 11 minutes, 42 seconds.
• To count from 1 to 428,743,843,902 would take you about twenty-seven thousand, two hundred sixty-five 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 428743843902 cubic inches would be around 628.4 feet tall.

Recreational maths with 428743843902

• 428743843902 backwards is 209348347824
• 428743843902 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 428743843902's digits is 54
• More coming soon!