1356831361981218815

Names of 1356831361981218815

• Cardinal: 1356831361981218815 can be written as One quintillion, three hundred fifty-six quadrillion, eight hundred thirty-one trillion, three hundred sixty-one billion, nine hundred eighty-one million, two hundred eighteen thousand, eight hundred fifteen.

Scientific notation

• Scientific notation: 1.356831361981218815 × 10¹⁸

Factors of 1356831361981218815

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 11798533582445409

Divisors of 1356831361981218815

• Number of divisors d(n): 8
• Complete list of divisors:
  1 5 23 115 11798533582445381 58992667912226905 271366272396243763 1356831361981218815
• Sum of all divisors σ(n): 1698988835872135008
• Sum of proper divisors (its aliquot sum) s(n): 342157473890916193
• 1356831361981218815 is a deficient number, because the sum of its proper divisors (342157473890916193) is less than itself. Its deficiency is 1014673888090302622

Bases of 1356831361981218815

• Binary: 1001011010100011011101110111101010110111111111111111111111111₂
• Hexadecimal: 0x12D46EEF56FFFFFF
• Base-36: AB3WKQNZZZZZ

Squares and roots of 1356831361981218815

• 1356831361981218815 squared (1356831361981218815²) is 1840991344855809242353304792910004225
• 1356831361981218815 cubed (1356831361981218815³) is 2497914793836343348883286875659861723355474972299493375
• The square root of 1356831361981218815 is 1164831044.3927989743
• The cube root of 1356831361981218815 is 1107070.5326399767

Scales and comparisons

• 1,356,831,361,981,218,815 seconds is equal to 43,143,040,356 years, 1 week, 6 days, 10 hours, 33 minutes, 35 seconds.
• To count from 1 to 1,356,831,361,981,218,815 would take you about one hundred fifty-one billion, six hundred forty-one thousand, two hundred forty-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 1356831361981218815 cubic inches would be around 92255.9 feet tall.

Recreational maths with 1356831361981218815

• 1356831361981218815 backwards is 5188121891631386531
• The number of decimal digits it has is: 19
• The sum of 1356831361981218815's digits is 80
• More coming soon!