21241628716429

Names of 21241628716429

• Cardinal: 21241628716429 can be written as Twenty-one trillion, two hundred forty-one billion, six hundred twenty-eight million, seven hundred sixteen thousand, four hundred twenty-nine.

Scientific notation

• Scientific notation: 2.1241628716429 × 10¹³

Factors of 21241628716429

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 12927

Divisors of 21241628716429

• Number of divisors d(n): 48
• Complete list of divisors:
  1 11 37 121 127 407 1397 4477 4561 4699 8191 15367 50171 51689 90101 168757 303067 551881 568579 579247 991111 1040257 1856327 3333737 6371717 11442827 20419597 21432139 36671107 37359151 38489509 70088887 125871097 235753529 410950661 423384599 1382288587 2593288819 4520457271 4657230589 4744612177 15205174457 52190733947 167256919027 175550650549 574098073417 1931057156039 21241628716429
• Sum of all divisors σ(n): 24176333160448
• Sum of proper divisors (its aliquot sum) s(n): 2934704444019
• 21241628716429 is a deficient number, because the sum of its proper divisors (2934704444019) is less than itself. Its deficiency is 18306924272410

Bases of 21241628716429

• Binary: 100110101000110110011101110111110110110001101₂
• Hexadecimal: 0x1351B3BBED8D
• Base-36: 7J29PAMJ1

Squares and roots of 21241628716429

• 21241628716429 squared (21241628716429²) is 451206790526621126094512041
• 21241628716429 cubed (21241628716429³) is 9584367118698039787637364363207915021589
• The square root of 21241628716429 is 4608864.1460156971
• The cube root of 21241628716429 is 27694.6536256499

Scales and comparisons

• 21,241,628,716,429 seconds is equal to 675,418 years, 4 weeks, 4 days, 5 hours, 13 minutes, 49 seconds.
• To count from 1 to 21,241,628,716,429 would take you about one million, six hundred eighty-eight thousand, five hundred forty-five 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 21241628716429 cubic inches would be around 2307.9 feet tall.

Recreational maths with 21241628716429

• 21241628716429 backwards is 92461782614212
• The number of decimal digits it has is: 14
• The sum of 21241628716429's digits is 55
• More coming soon!