807990002081011398

Names of 807990002081011398

• Cardinal: 807990002081011398 can be written as Eight hundred seven quadrillion, nine hundred ninety trillion, two billion, eighty-one million, eleven thousand, three hundred ninety-eight.

Scientific notation

• Scientific notation: 8.07990002081011398 × 10¹⁷

Factors of 807990002081011398

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 4724921947340

Divisors of 807990002081011398

• Number of divisors d(n): 32
• Complete list of divisors:
  1 2 3 6 11 22 33 66 2591 5182 7773 15546 28501 57002 85503 171006 4724921944733 9449843889466 14174765834199 28349531668398 51974141392063 103948282784126 155922424176189 311844848352378 12242272758803203 24484545517606406 36726818276409609 73453636552819218 134665000346835233 269330000693670466 403995001040505699 807990002081011398
• Sum of all divisors σ(n): 1763567666028076032
• Sum of proper divisors (its aliquot sum) s(n): 955577663947064634
• 807990002081011398 is an abundant number, because the sum of its proper divisors (955577663947064634) is greater than itself. Its abundance is 147587661866053236

Bases of 807990002081011398

• Binary: 101100110110100011101010000001000000000110110001011011000110₂
• Hexadecimal: 0xB368EA0401B16C6
• Base-36: 64ZSJUOJE8QU

Squares and roots of 807990002081011398

• 807990002081011398 squared (807990002081011398²) is 652847843462872803270648438605914404
• 807990002081011398 cubed (807990002081011398³) is 527494530398150399720609325339623858877771104936376792
• The square root of 807990002081011398 is 898882640.8831196235
• The cube root of 807990002081011398 is 931398.0599274477

Scales and comparisons

• 807,990,002,081,011,398 seconds is equal to 25,691,582,789 years, 21 hours, 23 minutes, 18 seconds.
• To count from 1 to 807,990,002,081,011,398 would take you about seventy-seven billion, seventy-four million, seven hundred forty-eight thousand, three hundred sixty-seven 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 807990002081011398 cubic inches would be around 77616.5 feet tall.

Recreational maths with 807990002081011398

• 807990002081011398 backwards is 893110180200099708
• 807990002081011398 is a Harshad number.
• The number of decimal digits it has is: 18
• The sum of 807990002081011398's digits is 66
• More coming soon!