21000620214

Names of 21000620214

• Cardinal: 21000620214 can be written as Twenty-one billion, six hundred twenty thousand, two hundred fourteen.

Scientific notation

• Scientific notation: 2.1000620214 × 10¹⁰

Factors of 21000620214

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 485935

Divisors of 21000620214

• Number of divisors d(n): 60
• Complete list of divisors:
  1 2 3 6 7 9 14 18 21 42 49 63 98 126 147 294 343 441 686 882 1029 2058 2401 3087 4802 6174 7203 14406 21609 43218 485923 971846 1457769 2915538 3401461 4373307 6802922 8746614 10204383 20408766 23810227 30613149 47620454 61226298 71430681 142861362 166671589 214292043 333343178 428584086 500014767 1000029534 1166701123 1500044301 2333402246 3000088602 3500103369 7000206738 10500310107 21000620214
• Sum of all divisors σ(n): 53081851836
• Sum of proper divisors (its aliquot sum) s(n): 32081231622
• 21000620214 is an abundant number, because the sum of its proper divisors (32081231622) is greater than itself. Its abundance is 11080611408

Bases of 21000620214

• Binary: 10011100011101111000000100010110110₂
• Hexadecimal: 0x4E3BC08B6
• Base-36: 9NB869I

Squares and roots of 21000620214

• 21000620214 squared (21000620214²) is 441026049372665405796
• 21000620214 cubed (21000620214³) is 9261820567356159140017990360344
• The square root of 21000620214 is 144915.9073876985
• The cube root of 21000620214 is 2758.9513368027

Scales and comparisons

• 21,000,620,214 seconds is equal to 667 years, 39 weeks, 1 day, 17 hours, 36 minutes, 54 seconds.
• To count from 1 to 21,000,620,214 would take you about one thousand, three hundred thirty-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 21000620214 cubic inches would be around 229.9 feet tall.

Recreational maths with 21000620214

• 21000620214 backwards is 41202600012
• 21000620214 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21000620214's digits is 18
• More coming soon!