397731643212534886116

Names of 397731643212534886116

• Cardinal: 397731643212534886116 can be written as Three hundred ninety-seven quintillion, seven hundred thirty-one quadrillion, six hundred forty-three trillion, two hundred twelve billion, five hundred thirty-four million, eight hundred eighty-six thousand, one hundred sixteen.

Scientific notation

• Scientific notation: 3.97731643212534886116 × 10²⁰

Factors of 397731643212534886116

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 57658

Divisors of 397731643212534886116

• Number of divisors d(n): 27
• Complete list of divisors:
  1 2 3 4 6 9 12 18 36 57653 115306 172959 230612 345918 518877 691836 1037754 2075508 3323868409 6647736818 9971605227 13295473636 19943210454 29914815681 39886420908 59829631362 119659262724
• Sum of all divisors σ(n): 397731643395352895125
• Sum of proper divisors (its aliquot sum) s(n): 182818009009
• 397731643212534886116 is a deficient number, because the sum of its proper divisors (182818009009) is less than itself. Its deficiency is 397731643029716877107

Bases of 397731643212534886116

• Binary: 101011000111110100010101001100011101010101111100010111010111011100100₂
• Hexadecimal: 0x158FA2A63AAF8BAEE4
• Base-36: 2BXS10OCVIUK10

Squares and roots of 397731643212534886116

• 397731643212534886116 squared (397731643212534886116²) is 158190460012543147944640214992341089565456
• 397731643212534886116 cubed (397731643212534886116³) is 62917351601335578243817335632727301535269940207229546887608896
• 397731643212534886116 is a perfect square number. Its square root is 19943210454
• The cube root of 397731643212534886116 is 7354108.7565225217

Scales and comparisons

• 397,731,643,212,534,886,116 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 397,731,643,212,534,886,116 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and nine 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 397731643212534886116 cubic inches would be around 612842.4 feet tall.

Recreational maths with 397731643212534886116

• 397731643212534886116 backwards is 611688435212346137793
• The number of decimal digits it has is: 21
• The sum of 397731643212534886116's digits is 90
• More coming soon!