168590840812912164

Names of 168590840812912164

• Cardinal: 168590840812912164 can be written as One hundred sixty-eight quadrillion, five hundred ninety trillion, eight hundred forty billion, eight hundred twelve million, nine hundred twelve thousand, one hundred sixty-four.

Scientific notation

• Scientific notation: 1.68590840812912164 × 10¹⁷

Factors of 168590840812912164

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 1140174554

Divisors of 168590840812912164

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 3 4 6 12 2371 4742 5197 7113 9484 10394 14226 15591 20788 28452 31182 62364 12322087 24644174 36966261 49288348 73932522 147865044 1140166981 2280333962 3420500943 4560667924 6841001886 13682003772 2703335911951 5406671823902 5925447800257 8110007735853 10813343647804 11850895600514 16220015471706 17776343400771 23701791201028 32440030943412 35552686801542 71105373603084 14049236734409347 28098473468818694 42147710203228041 56196946937637388 84295420406456082 168590840812912164
• Sum of all divisors σ(n): 393620266777309376
• Sum of proper divisors (its aliquot sum) s(n): 225029425964397212
• 168590840812912164 is an abundant number, because the sum of its proper divisors (225029425964397212) is greater than itself. Its abundance is 56438585151485048

Bases of 168590840812912164

• Binary: 1001010110111101000111100111111011000010011011111000100100₂
• Hexadecimal: 0x256F479FB09BE24
• Base-36: 1A40GR2DHP2C

Squares and roots of 168590840812912164

• 168590840812912164 squared (168590840812912164²) is 28422871606004689810781706379162896
• 168590840812912164 cubed (168590840812912164³) is 4791835822373777763470556723327738597770554295866944
• The square root of 168590840812912164 is 410598150.0359106147
• The cube root of 168590840812912164 is 552430.9375675869

Scales and comparisons

• 168,590,840,812,912,164 seconds is equal to 5,360,667,252 years, 7 weeks, 2 days, 1 hour, 49 minutes, 24 seconds.
• To count from 1 to 168,590,840,812,912,164 would take you about sixteen billion, eighty-two million, one thousand, seven hundred fifty-six 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 168590840812912164 cubic inches would be around 46035.9 feet tall.

Recreational maths with 168590840812912164

• 168590840812912164 backwards is 461219218048095861
• The number of decimal digits it has is: 18
• The sum of 168590840812912164's digits is 75
• More coming soon!