20555892

Names of 20555892

• Cardinal: 20555892 can be written as Twenty million, five hundred fifty-five thousand, eight hundred ninety-two.

Scientific notation

• Scientific notation: 2.0555892 × 10⁷

Factors of 20555892

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 326

Divisors of 20555892

• Number of divisors d(n): 108
• Complete list of divisors:
  1 2 3 4 6 7 9 12 14 18 21 28 36 42 43 49 63 84 86 98 126 129 147 172 196 252 258 271 294 301 387 441 516 542 588 602 774 813 882 903 1084 1204 1548 1626 1764 1806 1897 2107 2439 2709 3252 3612 3794 4214 4878 5418 5691 6321 7588 8428 9756 10836 11382 11653 12642 13279 17073 18963 22764 23306 25284 26558 34146 34959 37926 39837 46612 53116 68292 69918 75852 79674 81571 104877 119511 139836 159348 163142 209754 239022 244713 326284 419508 478044 489426 570997 734139 978852 1141994 1468278 1712991 2283988 2936556 3425982 5138973 6851964 10277946 20555892
• Sum of all divisors σ(n): 62078016
• Sum of proper divisors (its aliquot sum) s(n): 41522124
• 20555892 is an abundant number, because the sum of its proper divisors (41522124) is greater than itself. Its abundance is 20966232

Bases of 20555892

• Binary: 1001110011010100001110100₂
• Hexadecimal: 0x139A874
• Base-36: C8L10

Squares and roots of 20555892

• 20555892 squared (20555892²) is 422544695915664
• 20555892 cubed (20555892³) is 8685783134415230292288
• The square root of 20555892 is 4533.8606065913
• The cube root of 20555892 is 273.9336866891

Scales and comparisons

• 20,555,892 seconds is equal to 33 weeks, 6 days, 21 hours, 58 minutes, 12 seconds.
• To count from 1 to 20,555,892 would take you about fifty weeks!

  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 20555892 cubic inches would be around 22.8 feet tall.

Recreational maths with 20555892

• 20555892 backwards is 29855502
• 20555892 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 20555892's digits is 36
• More coming soon!