820982889939856

Names of 820982889939856

• Cardinal: 820982889939856 can be written as Eight hundred twenty trillion, nine hundred eighty-two billion, eight hundred eighty-nine million, nine hundred thirty-nine thousand, eight hundred fifty-six.

Scientific notation

• Scientific notation: 8.20982889939856 × 10¹⁴

Factors of 820982889939856

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 3233440465

Divisors of 820982889939856

• Number of divisors d(n): 40
• Complete list of divisors:
  1 2 4 7 8 14 16 28 56 112 2267 4534 9068 15869 18136 31738 36272 63476 126952 253904 3233438189 6466876378 12933752756 22634067323 25867505512 45268134646 51735011024 90536269292 181072538584 362145077168 7330204374463 14660408748926 29320817497852 51311430621241 58641634995704 102622861242482 117283269991408 205245722484964 410491444969928 820982889939856
• Sum of all divisors σ(n): 1818692578100160
• Sum of proper divisors (its aliquot sum) s(n): 997709688160304
• 820982889939856 is an abundant number, because the sum of its proper divisors (997709688160304) is greater than itself. Its abundance is 176726798220448

Bases of 820982889939856

• Binary: 10111010101010110111111001100001011000001110010000₂
• Hexadecimal: 0x2EAADF9858390
• Base-36: 830IBZIQ34

Squares and roots of 820982889939856

• 820982889939856 squared (820982889939856²) is 674012905573997710131297300736
• 820982889939856 cubed (820982889939856³) is 553353063074899916724132219129303662184534016
• The square root of 820982889939856 is 28652798.9896250101
• The cube root of 820982889939856 is 93636.3986697827

Scales and comparisons

• 820,982,889,939,856 seconds is equal to 26,104,716 years, 22 weeks, 3 days, 17 hours, 4 minutes, 16 seconds.
• To count from 1 to 820,982,889,939,856 would take you about sixty-five million, two hundred sixty-one thousand, seven hundred ninety-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 820982889939856 cubic inches would be around 7803 feet tall.

Recreational maths with 820982889939856

• 820982889939856 backwards is 658939988289028
• The number of decimal digits it has is: 15
• The sum of 820982889939856's digits is 94
• More coming soon!