85143825

Names of 85143825

• Cardinal: 85143825 can be written as Eighty-five million, one hundred forty-three thousand, eight hundred twenty-five.

Scientific notation

• Scientific notation: 8.5143825 × 10⁷

Factors of 85143825

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 365

Divisors of 85143825

• Number of divisors d(n): 96
• Complete list of divisors:
  1 3 5 9 13 15 25 27 31 39 45 65 75 93 117 135 155 195 225 279 313 325 351 403 465 585 675 775 837 939 975 1209 1395 1565 1755 2015 2325 2817 2925 3627 4069 4185 4695 6045 6975 7825 8451 8775 9703 10075 10881 12207 14085 18135 20345 20925 23475 29109 30225 36621 42255 48515 54405 61035 70425 87327 90675 101725 109863 126139 145545 183105 211275 242575 261981 272025 305175 378417 436635 549315 630695 727725 915525 1135251 1309905 1892085 2183175 2746575 3153475 3405753 5676255 6549525 9460425 17028765 28381275 85143825
• Sum of all divisors σ(n): 174433280
• Sum of proper divisors (its aliquot sum) s(n): 89289455
• 85143825 is an abundant number, because the sum of its proper divisors (89289455) is greater than itself. Its abundance is 4145630

Bases of 85143825

• Binary: 101000100110011000100010001₂
• Hexadecimal: 0x5133111
• Base-36: 1EOXE9

Squares and roots of 85143825

• 85143825 squared (85143825²) is 7249470935630625
• 85143825 cubed (85143825³) is 617247684685920199640625
• The square root of 85143825 is 9227.3411663383
• The cube root of 85143825 is 439.9308172907

Scales and comparisons

• 85,143,825 seconds is equal to 2 years, 36 weeks, 5 days, 11 hours, 3 minutes, 45 seconds.
• To count from 1 to 85,143,825 would take you about 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 85143825 cubic inches would be around 36.7 feet tall.

Recreational maths with 85143825

• 85143825 backwards is 52834158
• The number of decimal digits it has is: 8
• The sum of 85143825's digits is 36
• More coming soon!