21073653315

Names of 21073653315

• Cardinal: 21073653315 can be written as Twenty-one billion, seventy-three million, six hundred fifty-three thousand, three hundred fifteen.

Scientific notation

• Scientific notation: 2.1073653315 × 10¹⁰

Factors of 21073653315

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 6082

Divisors of 21073653315

• Number of divisors d(n): 96
• Complete list of divisors:
  1 3 5 9 11 13 15 33 39 45 55 65 99 117 143 165 195 429 495 585 601 715 1287 1803 2145 3005 5409 5449 6435 6611 7813 9015 16347 19833 23439 27045 27245 33055 39065 49041 59499 59939 70317 70837 81735 85943 99165 117195 179817 212511 245205 257829 297495 299695 351585 354185 429715 539451 637533 773487 779207 899085 1062555 1289145 2337621 2697255 3187665 3274849 3867435 3896035 7012863 9824547 11688105 16374245 29473641 35064315 36023339 42573037 49122735 108070017 127719111 147368205 180116695 212865185 324210051 383157333 468303407 540350085 638595555 1404910221 1621050255 1915786665 2341517035 4214730663 7024551105 21073653315
• Sum of all divisors σ(n): 42992913600
• Sum of proper divisors (its aliquot sum) s(n): 21919260285
• 21073653315 is an abundant number, because the sum of its proper divisors (21919260285) is greater than itself. Its abundance is 845606970

Bases of 21073653315

• Binary: 10011101000000101100110111001000011₂
• Hexadecimal: 0x4E8166E43
• Base-36: 9OIPIYR

Squares and roots of 21073653315

• 21073653315 squared (21073653315²) is 444098864040810489225
• 21073653315 cubed (21073653315³) is 9358785498381360261543193030875
• The square root of 21073653315 is 145167.6731059639
• The cube root of 21073653315 is 2762.1458717383

Scales and comparisons

• 21,073,653,315 seconds is equal to 670 years, 4 weeks, 35 minutes, 15 seconds.
• To count from 1 to 21,073,653,315 would take you about one thousand, three hundred forty 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 21073653315 cubic inches would be around 230.2 feet tall.

Recreational maths with 21073653315

• 21073653315 backwards is 51335637012
• The number of decimal digits it has is: 11
• The sum of 21073653315's digits is 36
• More coming soon!