820228321472

Names of 820228321472

• Cardinal: 820228321472 can be written as Eight hundred twenty billion, two hundred twenty-eight million, three hundred twenty-one thousand, four hundred seventy-two.

Scientific notation

• Scientific notation: 8.20228321472 × 10¹¹

Factors of 820228321472

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 59060259

Divisors of 820228321472

• Number of divisors d(n): 56
• Complete list of divisors:
  1 2 4 7 8 14 16 28 31 32 56 62 64 112 124 217 224 248 434 448 496 868 992 1736 1984 3472 6944 13888 59060219 118120438 236240876 413421533 472481752 826843066 944963504 1653686132 1830866789 1889927008 3307372264 3661733578 3779854016 6614744528 7323467156 12816067523 13229489056 14646934312 25632135046 26458978112 29293868624 51264270092 58587737248 102528540184 117175474496 205057080368 410114160736 820228321472
• Sum of all divisors σ(n): 1920165872640
• Sum of proper divisors (its aliquot sum) s(n): 1099937551168
• 820228321472 is an abundant number, because the sum of its proper divisors (1099937551168) is greater than itself. Its abundance is 279709229696

Bases of 820228321472

• Binary: 1011111011111001011010101111000011000000₂
• Hexadecimal: 0xBEF96AF0C0
• Base-36: AGT2RJCW

Squares and roots of 820228321472

• 820228321472 squared (820228321472²) is 672774499344774576246784
• 820228321472 cubed (820228321472³) is 551828698326729614489119721958146048
• The square root of 820228321472 is 905664.5744821865
• The cube root of 820228321472 is 9360.7702687501

Scales and comparisons

• 820,228,321,472 seconds is equal to 26,080 years, 37 weeks, 4 days, 8 hours, 24 minutes, 32 seconds.
• To count from 1 to 820,228,321,472 would take you about fifty-two thousand, one hundred sixty-one 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 820228321472 cubic inches would be around 780.1 feet tall.

Recreational maths with 820228321472

• 820228321472 backwards is 274123822028
• The number of decimal digits it has is: 12
• The sum of 820228321472's digits is 41
• More coming soon!