680166108040

Names of 680166108040

• Cardinal: 680166108040 can be written as Six hundred eighty billion, one hundred sixty-six million, one hundred eight thousand and forty.

Scientific notation

• Scientific notation: 6.8016610804 × 10¹¹

Factors of 680166108040

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 15730098

Divisors of 680166108040

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 4 5 8 10 20 23 40 46 47 92 94 115 184 188 230 235 376 460 470 920 940 1081 1880 2162 4324 5405 8648 10810 21620 43240 15730021 31460042 62920084 78650105 125840168 157300210 314600420 361790483 629200840 723580966 739310987 1447161932 1478621974 1808952415 2894323864 2957243948 3617904830 3696554935 5914487896 7235809660 7393109870 14471619320 14786219740 17004152701 29572439480 34008305402 68016610804 85020763505 136033221608 170041527010 340083054020 680166108040
• Sum of all divisors σ(n): 1630888680960
• Sum of proper divisors (its aliquot sum) s(n): 950722572920
• 680166108040 is an abundant number, because the sum of its proper divisors (950722572920) is greater than itself. Its abundance is 270556464880

Bases of 680166108040

• Binary: 1001111001011101000011110010101110001000₂
• Hexadecimal: 0x9E5D0F2B88
• Base-36: 8OGPC7T4

Squares and roots of 680166108040

• 680166108040 squared (680166108040²) is 462625934526280952641600
• 680166108040 cubed (680166108040³) is 314662481365108376653820628998464000
• The square root of 680166108040 is 824721.8367667973
• The cube root of 680166108040 is 8794.3753142165

Scales and comparisons

• 680,166,108,040 seconds is equal to 21,627 years, 9 weeks, 1 day, 22 hours, 40 seconds.
• To count from 1 to 680,166,108,040 would take you about forty-three thousand, two hundred fifty-four 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 680166108040 cubic inches would be around 732.9 feet tall.

Recreational maths with 680166108040

• 680166108040 backwards is 040801661086
• 680166108040 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 680166108040's digits is 40
• More coming soon!