85202820

Names of 85202820

• Cardinal: 85202820 can be written as Eighty-five million, two hundred two thousand, eight hundred twenty.

Scientific notation

• Scientific notation: 8.520282 × 10⁷

Factors of 85202820

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1994

Divisors of 85202820

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 15 18 20 27 30 36 45 54 60 83 90 108 135 166 180 249 270 332 415 498 540 747 830 996 1245 1494 1660 1901 2241 2490 2988 3735 3802 4482 4980 5703 7470 7604 8964 9505 11205 11406 14940 17109 19010 22410 22812 28515 34218 38020 44820 51327 57030 68436 85545 102654 114060 157783 171090 205308 256635 315566 342180 473349 513270 631132 788915 946698 1026540 1420047 1577830 1893396 2366745 2840094 3155660 4260141 4733490 5680188 7100235 8520282 9466980 14200470 17040564 21300705 28400940 42601410 85202820
• Sum of all divisors σ(n): 268410240
• Sum of proper divisors (its aliquot sum) s(n): 183207420
• 85202820 is an abundant number, because the sum of its proper divisors (183207420) is greater than itself. Its abundance is 98004600

Bases of 85202820

• Binary: 101000101000001011110000100₂
• Hexadecimal: 0x5141784
• Base-36: 1EQ6X0

Squares and roots of 85202820

• 85202820 squared (85202820²) is 7259520535952400
• 85202820 cubed (85202820³) is 618531621511055865768000
• The square root of 85202820 is 9230.5373624725
• The cube root of 85202820 is 440.0324011953

Scales and comparisons

• 85,202,820 seconds is equal to 2 years, 36 weeks, 6 days, 3 hours, 27 minutes.
• To count from 1 to 85,202,820 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 85202820 cubic inches would be around 36.7 feet tall.

Recreational maths with 85202820

• 85202820 backwards is 02820258
• 85202820 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 85202820's digits is 27
• More coming soon!