428075406372

Names of 428075406372

• Cardinal: 428075406372 can be written as Four hundred twenty-eight billion, seventy-five million, four hundred six thousand, three hundred seventy-two.

Scientific notation

• Scientific notation: 4.28075406372 × 10¹¹

Factors of 428075406372

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1238

Divisors of 428075406372

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 6 12 269 311 538 622 653 807 933 1076 1244 1306 1614 1866 1959 2612 3228 3732 3918 7836 83659 167318 175657 203083 250977 334636 351314 406166 426409 501954 526971 609249 702628 812332 852818 1003908 1053942 1218498 1279227 1705636 2107884 2436996 2558454 5116908 54629327 109258654 114704021 132613199 163887981 218517308 229408042 265226398 327775962 344112063 397839597 458816084 530452796 655551924 688224126 795679194 1376448252 1591358388 35672950531 71345901062 107018851593 142691802124 214037703186 428075406372
• Sum of all divisors σ(n): 1007322039360
• Sum of proper divisors (its aliquot sum) s(n): 579246632988
• 428075406372 is an abundant number, because the sum of its proper divisors (579246632988) is greater than itself. Its abundance is 151171226616

Bases of 428075406372

• Binary: 110001110101011010010000101010000100100₂
• Hexadecimal: 0x63AB485424
• Base-36: 5GNL1LIC

Squares and roots of 428075406372

• 428075406372 squared (428075406372²) is 183248553540552938202384
• 428075406372 cubed (428075406372³) is 78444199023953398402564133979190848
• The square root of 428075406372 is 654274.7178150781
• The cube root of 428075406372 is 7536.5645965483

Scales and comparisons

• 428,075,406,372 seconds is equal to 13,611 years, 24 weeks, 4 days, 11 hours, 6 minutes, 12 seconds.
• To count from 1 to 428,075,406,372 would take you about twenty-seven thousand, two hundred twenty-two 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 428075406372 cubic inches would be around 628 feet tall.

Recreational maths with 428075406372

• 428075406372 backwards is 273604570824
• The number of decimal digits it has is: 12
• The sum of 428075406372's digits is 48
• More coming soon!