428431609705

Names of 428431609705

• Cardinal: 428431609705 can be written as Four hundred twenty-eight billion, four hundred thirty-one million, six hundred nine thousand, seven hundred five.

Scientific notation

• Scientific notation: 4.28431609705 × 10¹¹

Factors of 428431609705

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 3887

Divisors of 428431609705

• Number of divisors d(n): 48
• Complete list of divisors:
  1 5 11 55 121 257 605 1093 1285 2521 2827 5465 12023 12605 14135 27731 31097 60115 132253 138655 155485 280901 305041 647897 661265 1404505 1525205 2755453 3089911 3239485 7126867 13777265 15449555 30309983 33989021 35634335 78395537 151549915 169945105 333409813 391977685 708151421 1667049065 3540757105 7789665631 38948328155 85686321941 428431609705
• Sum of all divisors σ(n): 568047956112
• Sum of proper divisors (its aliquot sum) s(n): 139616346407
• 428431609705 is a deficient number, because the sum of its proper divisors (139616346407) is less than itself. Its deficiency is 288815263298

Bases of 428431609705

• Binary: 110001111000000100000111000111101101001₂
• Hexadecimal: 0x63C0838F69
• Base-36: 5GTH49RD

Squares and roots of 428431609705

• 428431609705 squared (428431609705²) is 183553644194417450187025
• 428431609705 cubed (428431609705³) is 78640183249433096158368774055077625
• The square root of 428431609705 is 654546.8735736197
• The cube root of 428431609705 is 7538.6544192949

Scales and comparisons

• 428,431,609,705 seconds is equal to 13,622 years, 41 weeks, 4 days, 4 hours, 28 minutes, 25 seconds.
• To count from 1 to 428,431,609,705 would take you about twenty-seven thousand, two hundred forty-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 428431609705 cubic inches would be around 628.2 feet tall.

Recreational maths with 428431609705

• 428431609705 backwards is 507906134824
• The number of decimal digits it has is: 12
• The sum of 428431609705's digits is 49
• More coming soon!