820618227

Names of 820618227

• Cardinal: 820618227 can be written as Eight hundred twenty million, six hundred eighteen thousand, two hundred twenty-seven.

Scientific notation

• Scientific notation: 8.20618227 × 10⁸

Factors of 820618227

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 990

Divisors of 820618227

• Number of divisors d(n): 96
• Complete list of divisors:
  1 3 9 11 13 19 33 37 39 57 99 111 117 143 171 209 247 333 407 429 481 627 703 741 907 1221 1287 1443 1881 2109 2223 2717 2721 3663 4329 5291 6327 7733 8151 8163 9139 9977 11791 15873 17233 23199 24453 27417 29931 33559 35373 47619 51699 69597 82251 89793 100529 100677 106119 129701 155097 189563 224029 301587 302031 369149 389103 436267 568689 637621 672087 904761 1107447 1167309 1308801 1706067 1912863 2016261 2464319 3322341 3926403 4798937 5738589 7013831 7392957 8289073 14396811 21041493 22178871 24867219 43190433 63124479 74601657 91179803 273539409 820618227
• Sum of all divisors σ(n): 1507134720
• Sum of proper divisors (its aliquot sum) s(n): 686516493
• 820618227 is a deficient number, because the sum of its proper divisors (686516493) is less than itself. Its deficiency is 134101734

Bases of 820618227

• Binary: 110000111010011010001111110011₂
• Hexadecimal: 0x30E9A3F3
• Base-36: DKKP2R

Squares and roots of 820618227

• 820618227 squared (820618227²) is 673414274484623529
• 820618227 cubed (820618227³) is 552616027964063099130463083
• The square root of 820618227 is 28646.4348043521
• The cube root of 820618227 is 936.2253285857

Scales and comparisons

• 820,618,227 seconds is equal to 26 years, 4 weeks, 5 days, 21 hours, 30 minutes, 27 seconds.
• To count from 1 to 820,618,227 would take you about thirty-nine 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 820618227 cubic inches would be around 78 feet tall.

Recreational maths with 820618227

• 820618227 backwards is 722816028
• The number of decimal digits it has is: 9
• The sum of 820618227's digits is 36
• More coming soon!