399077280742

Names of 399077280742

• Cardinal: 399077280742 can be written as Three hundred ninety-nine billion, seventy-seven million, two hundred eighty thousand, seven hundred forty-two.

Scientific notation

• Scientific notation: 3.99077280742 × 10¹¹

Factors of 399077280742

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 12508012

Divisors of 399077280742

• Number of divisors d(n): 32
• Complete list of divisors:
  1 2 7 14 43 53 86 106 301 371 602 742 2279 4558 15953 31906 12507907 25015814 87555349 175110698 537840001 662919071 1075680002 1325838142 3764880007 4640433497 7529760014 9280866994 28505520053 57011040106 199538640371 399077280742
• Sum of all divisors σ(n): 713250945792
• Sum of proper divisors (its aliquot sum) s(n): 314173665050
• 399077280742 is a deficient number, because the sum of its proper divisors (314173665050) is less than itself. Its deficiency is 84903615692

Bases of 399077280742

• Binary: 101110011101010110111000000101111100110₂
• Hexadecimal: 0x5CEADC0BE6
• Base-36: 53C0B4KM

Squares and roots of 399077280742

• 399077280742 squared (399077280742²) is 159262676004429084070564
• 399077280742 cubed (399077280742³) is 63558115663541732419058389566278488
• The square root of 399077280742 is 631725.6372366093
• The cube root of 399077280742 is 7362.3930905819

Scales and comparisons

• 399,077,280,742 seconds is equal to 12,689 years, 22 weeks, 12 minutes, 22 seconds.
• To count from 1 to 399,077,280,742 would take you about twenty-five thousand, three hundred seventy-eight 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 399077280742 cubic inches would be around 613.5 feet tall.

Recreational maths with 399077280742

• 399077280742 backwards is 247082770993
• The number of decimal digits it has is: 12
• The sum of 399077280742's digits is 58
• More coming soon!