393029391420

Names of 393029391420

• Cardinal: 393029391420 can be written as Three hundred ninety-three billion, twenty-nine million, three hundred ninety-one thousand, four hundred twenty.

Scientific notation

• Scientific notation: 3.9302939142 × 10¹¹

Factors of 393029391420

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1048334

Divisors of 393029391420

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 15 18 20 30 36 45 60 90 180 2087 4174 6261 8348 10435 12522 18783 20870 25044 31305 37566 41740 62610 75132 93915 125220 187830 375660 1046237 2092474 3138711 4184948 5231185 6277422 9416133 10462370 12554844 15693555 18832266 20924740 31387110 37664532 47080665 62774220 94161330 188322660 2183496619 4366993238 6550489857 8733986476 10917483095 13100979714 19651469571 21834966190 26201959428 32752449285 39302939142 43669932380 65504898570 78605878284 98257347855 131009797140 196514695710 393029391420
• Sum of all divisors σ(n): 1192761539424
• Sum of proper divisors (its aliquot sum) s(n): 799732148004
• 393029391420 is an abundant number, because the sum of its proper divisors (799732148004) is greater than itself. Its abundance is 406702756584

Bases of 393029391420

• Binary: 101101110000010011000001001010000111100₂
• Hexadecimal: 0x5B8260943C
• Base-36: 50JZJVB0

Squares and roots of 393029391420

• 393029391420 squared (393029391420²) is 154472102519975569616400
• 393029391420 cubed (393029391420³) is 60712076444793846519601534851288000
• The square root of 393029391420 is 626920.5622883971
• The cube root of 393029391420 is 7325.0120415571

Scales and comparisons

• 393,029,391,420 seconds is equal to 12,497 years, 6 weeks, 1 day, 6 hours, 57 minutes.
• To count from 1 to 393,029,391,420 would take you about twenty-four thousand, nine hundred ninety-four 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 393029391420 cubic inches would be around 610.4 feet tall.

Recreational maths with 393029391420

• 393029391420 backwards is 024193920393
• 393029391420 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 393029391420's digits is 45
• More coming soon!