1987667820212116

Names of 1987667820212116

• Cardinal: 1987667820212116 can be written as One quadrillion, nine hundred eighty-seven trillion, six hundred sixty-seven billion, eight hundred twenty million, two hundred twelve thousand, one hundred sixteen.

Scientific notation

• Scientific notation: 1.987667820212116 × 10¹⁵

Factors of 1987667820212116

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 327134269331

Divisors of 1987667820212116

• Number of divisors d(n): 36
• Complete list of divisors:
  1 2 4 7 14 28 31 49 62 98 124 196 217 434 868 1519 3038 6076 327134269291 654268538582 1308537077164 2289939885037 4579879770074 9159759540148 10141162348021 16029579195259 20282324696042 32059158390518 40564649392084 64118316781036 70988136436147 141976272872294 283952545744588 496916955053029 993833910106058 1987667820212116
• Sum of all divisors σ(n): 4176850350320256
• Sum of proper divisors (its aliquot sum) s(n): 2189182530108140
• 1987667820212116 is an abundant number, because the sum of its proper divisors (2189182530108140) is greater than itself. Its abundance is 201514709896024

Bases of 1987667820212116

• Binary: 111000011111100010111111010010110101110111110010100₂
• Hexadecimal: 0x70FC5FA5AEF94
• Base-36: JKKHZO3B84

Squares and roots of 1987667820212116

• 1987667820212116 squared (1987667820212116²) is 3950823363506784694659233197456
• 1987667820212116 cubed (1987667820212116³) is 7852924462984631137816288834751334974831576896
• The square root of 1987667820212116 is 44583268.3886244033
• The cube root of 1987667820212116 is 125732.6113542771

Scales and comparisons

• 1,987,667,820,212,116 seconds is equal to 63,201,688 years, 21 weeks, 6 days, 18 hours, 55 minutes, 16 seconds.
• To count from 1 to 1,987,667,820,212,116 would take you about one hundred eighty-nine million, six hundred five thousand and sixty-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 1987667820212116 cubic inches would be around 10477.7 feet tall.

Recreational maths with 1987667820212116

• 1987667820212116 backwards is 6112120287667891
• The number of decimal digits it has is: 16
• The sum of 1987667820212116's digits is 67
• More coming soon!