428772398502

Names of 428772398502

• Cardinal: 428772398502 can be written as Four hundred twenty-eight billion, seven hundred seventy-two million, three hundred ninety-eight thousand, five hundred two.

Scientific notation

• Scientific notation: 4.28772398502 × 10¹¹

Factors of 428772398502

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 211644

Divisors of 428772398502

• Number of divisors d(n): 32
• Complete list of divisors:
  1 2 3 6 7 14 21 42 74381 137251 148762 223143 274502 411753 446286 520667 823506 960757 1041334 1562001 1921514 2882271 3124002 5764542 10208866631 20417733262 30626599893 61253199786 71462066417 142924132834 214386199251 428772398502
• Sum of all divisors σ(n): 980071513344
• Sum of proper divisors (its aliquot sum) s(n): 551299114842
• 428772398502 is an abundant number, because the sum of its proper divisors (551299114842) is greater than itself. Its abundance is 122526716340

Bases of 428772398502

• Binary: 110001111010100110100111001010110100110₂
• Hexadecimal: 0x63D4D395A6
• Base-36: 5GZ40K2U

Squares and roots of 428772398502

• 428772398502 squared (428772398502²) is 183845769717157891844004
• 428772398502 cubed (428772398502³) is 78827991636072147428591498707282008
• The square root of 428772398502 is 654807.1460376711
• The cube root of 428772398502 is 7540.6527219671

Scales and comparisons

• 428,772,398,502 seconds is equal to 13,633 years, 33 weeks, 12 hours, 1 minute, 42 seconds.
• To count from 1 to 428,772,398,502 would take you about twenty-seven thousand, two hundred sixty-seven 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 428772398502 cubic inches would be around 628.4 feet tall.

Recreational maths with 428772398502

• 428772398502 backwards is 205893277824
• The number of decimal digits it has is: 12
• The sum of 428772398502's digits is 57
• More coming soon!