820328074979

Names of 820328074979

• Cardinal: 820328074979 can be written as Eight hundred twenty billion, three hundred twenty-eight million, seventy-four thousand, nine hundred seventy-nine.

Scientific notation

• Scientific notation: 8.20328074979 × 10¹¹

Factors of 820328074979

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1004

Divisors of 820328074979

• Number of divisors d(n): 48
• Complete list of divisors:
  1 7 19 71 133 361 497 907 1349 2527 5041 6349 9443 17233 25631 35287 64397 95779 120631 179417 327427 357911 450779 670453 1223543 1819801 2291989 2505377 4572187 6800309 8564801 12738607 23247317 32005309 47602163 86871553 129205871 162731219 324625277 608100871 904441097 1650559507 2272376939 6167880263 11553916549 43175161841 117189724997 820328074979
• Sum of all divisors σ(n): 1004699414016
• Sum of proper divisors (its aliquot sum) s(n): 184371339037
• 820328074979 is a deficient number, because the sum of its proper divisors (184371339037) is less than itself. Its deficiency is 635956735942

Bases of 820328074979

• Binary: 1011111011111111010111010000111011100011₂
• Hexadecimal: 0xBEFF5D0EE3
• Base-36: AGUQ5LNN

Squares and roots of 820328074979

• 820328074979 squared (820328074979²) is 672938150598751845850441
• 820328074979 cubed (820328074979³) is 552030057660602497946615214668215739
• The square root of 820328074979 is 905719.6448013041
• The cube root of 820328074979 is 9361.1497288699

Scales and comparisons

• 820,328,074,979 seconds is equal to 26,083 years, 46 weeks, 3 days, 21 hours, 42 minutes, 59 seconds.
• To count from 1 to 820,328,074,979 would take you about fifty-two thousand, one hundred sixty-seven 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 820328074979 cubic inches would be around 780.1 feet tall.

Recreational maths with 820328074979

• 820328074979 backwards is 979470823028
• The number of decimal digits it has is: 12
• The sum of 820328074979's digits is 59
• More coming soon!