40166450731729665

Names of 40166450731729665

• Cardinal: 40166450731729665 can be written as Forty quadrillion, one hundred sixty-six trillion, four hundred fifty billion, seven hundred thirty-one million, seven hundred twenty-nine thousand, six hundred sixty-five.

Scientific notation

• Scientific notation: 4.0166450731729665 × 10¹⁶

Factors of 40166450731729665

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 20836093

Divisors of 40166450731729665

• Number of divisors d(n): 64
• Complete list of divisors:
  1 3 5 7 9 15 21 27 35 45 63 105 135 189 315 945 2292071 6876213 11460355 16044497 18544007 20628639 34381065 48133491 55632021 61885917 80222485 92720035 103143195 129808049 144400473 166896063 240667455 278160105 309429585 389424147 433201419 500688189 649040245 722002365 834480315 1168272441 1947120735 2166007095 2503440945 3504817323 5841362205 17524086615 42504180668497 127512542005491 212520903342485 297529264679479 382537626016473 637562710027455 892587794038437 1147612878049419 1487646323397395 1912688130082365 2677763382115311 4462938970192185 5738064390247095 8033290146345933 13388816910576555 40166450731729665
• Sum of all divisors σ(n): 81608066888785920
• Sum of proper divisors (its aliquot sum) s(n): 41441616157056255
• 40166450731729665 is an abundant number, because the sum of its proper divisors (41441616157056255) is greater than itself. Its abundance is 1275165425326590

Bases of 40166450731729665

• Binary: 10001110101100110010110010010011110000001100001100000001₂
• Hexadecimal: 0x8EB32C93C0C301
• Base-36: AZHTGQAN9Q9

Squares and roots of 40166450731729665

• 40166450731729665 squared (40166450731729665²) is 1613343764384466540906802641012225
• 40166450731729665 cubed (40166450731729665³) is 64802292825491948334890676121528977580240660154625
• The square root of 40166450731729665 is 200415694.8238577073
• The cube root of 40166450731729665 is 342468.9107603361

Scales and comparisons

• 40,166,450,731,729,665 seconds is equal to 1,277,168,890 years, 14 weeks, 3 days, 16 hours, 27 minutes, 45 seconds.
• To count from 1 to 40,166,450,731,729,665 would take you about three billion, eight hundred thirty-one million, five hundred six thousand, six hundred seventy 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 40166450731729665 cubic inches would be around 28539.1 feet tall.

Recreational maths with 40166450731729665

• 40166450731729665 backwards is 56692713705466104
• The number of decimal digits it has is: 17
• The sum of 40166450731729665's digits is 72
• More coming soon!