21797905827384

Names of 21797905827384

• Cardinal: 21797905827384 can be written as Twenty-one trillion, seven hundred ninety-seven billion, nine hundred five million, eight hundred twenty-seven thousand, three hundred eighty-four.

Scientific notation

• Scientific notation: 2.1797905827384 × 10¹³

Factors of 21797905827384

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 3437230

Divisors of 21797905827384

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 6 8 9 12 17 18 24 34 36 51 68 72 102 136 153 204 306 408 612 1224 5189 10378 15567 20756 31134 41512 46701 62268 88213 93402 124536 176426 186804 264639 352852 373608 529278 705704 793917 1058556 1587834 2117112 3175668 3432019 6351336 6864038 10296057 13728076 20592114 27456152 30888171 41184228 58344323 61776342 82368456 116688646 123552684 175032969 233377292 247105368 350065938 466754584 525098907 700131876 1050197814 1400263752 2100395628 4200791256 17808746591 35617493182 53426239773 71234986364 106852479546 142469972728 160278719319 213704959092 302748692047 320557438638 427409918184 605497384094 641114877276 908246076141 1210994768188 1282229754552 1816492152282 2421989536376 2724738228423 3632984304564 5449476456846 7265968609128 10898952913692 21797905827384
• Sum of all divisors σ(n): 62520765138000
• Sum of proper divisors (its aliquot sum) s(n): 40722859310616
• 21797905827384 is an abundant number, because the sum of its proper divisors (40722859310616) is greater than itself. Its abundance is 18924953483232

Bases of 21797905827384

• Binary: 100111101001100111000011011110000011000111000₂
• Hexadecimal: 0x13D3386F0638
• Base-36: 7Q5TIBOE0

Squares and roots of 21797905827384

• 21797905827384 squared (21797905827384²) is 475148698459501345604283456
• 21797905827384 cubed (21797905827384³) is 10357246583024287405070399698414142959104
• The square root of 21797905827384 is 4668822.7453378441
• The cube root of 21797905827384 is 27934.3298703455

Scales and comparisons

• 21,797,905,827,384 seconds is equal to 693,105 years, 50 weeks, 6 days, 16 hours, 56 minutes, 24 seconds.
• To count from 1 to 21,797,905,827,384 would take you about one million, seven hundred thirty-two thousand, seven hundred sixty-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 21797905827384 cubic inches would be around 2327.9 feet tall.

Recreational maths with 21797905827384

• 21797905827384 backwards is 48372850979712
• 21797905827384 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21797905827384's digits is 72
• More coming soon!