42938778064

Names of 42938778064

• Cardinal: 42938778064 can be written as Forty-two billion, nine hundred thirty-eight million, seven hundred seventy-eight thousand and sixty-four.

Scientific notation

• Scientific notation: 4.2938778064 × 10¹⁰

Factors of 42938778064

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 29490941

Divisors of 42938778064

• Number of divisors d(n): 40
• Complete list of divisors:
  1 2 4 7 8 13 14 16 26 28 52 56 91 104 112 182 208 364 728 1456 29490919 58981838 117963676 206436433 235927352 383381947 412872866 471854704 766763894 825745732 1533527788 1651491464 2683673629 3067055576 3302982928 5367347258 6134111152 10734694516 21469389032 42938778064
• Sum of all divisors σ(n): 102392474240
• Sum of proper divisors (its aliquot sum) s(n): 59453696176
• 42938778064 is an abundant number, because the sum of its proper divisors (59453696176) is greater than itself. Its abundance is 16514918112

Bases of 42938778064

• Binary: 100111111111010110011100000111010000₂
• Hexadecimal: 0x9FF59C1D0
• Base-36: JQ4N174

Squares and roots of 42938778064

• 42938778064 squared (42938778064²) is 1843738661629447588096
• 42938778064 cubed (42938778064³) is 79167885199723242592174232326144
• The square root of 42938778064 is 207216.7417560657
• The cube root of 42938778064 is 3501.7345977163

Scales and comparisons

• 42,938,778,064 seconds is equal to 1,365 years, 16 weeks, 4 days, 14 hours, 21 minutes, 4 seconds.
• To count from 1 to 42,938,778,064 would take you about two thousand, seven hundred thirty 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 42938778064 cubic inches would be around 291.8 feet tall.

Recreational maths with 42938778064

• 42938778064 backwards is 46087783924
• The number of decimal digits it has is: 11
• The sum of 42938778064's digits is 58
• More coming soon!