82168563389

Names of 82168563389

• Cardinal: 82168563389 can be written as Eighty-two billion, one hundred sixty-eight million, five hundred sixty-three thousand, three hundred eighty-nine.

Scientific notation

• Scientific notation: 8.2168563389 × 10¹⁰

Factors of 82168563389

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 104

Divisors of 82168563389

• Number of divisors d(n): 60
• Complete list of divisors:
  1 11 19 31 43 209 341 361 473 589 817 1333 1849 3971 6479 6859 8987 11191 14663 15523 20339 25327 35131 57319 75449 123101 130321 170753 212629 278597 294937 386441 481213 630509 667489 1089061 1433531 2338919 3244307 4039951 5293343 5603803 7342379 9143047 11979671 12682291 20692159 44439461 61641833 100573517 139505201 173717893 227613749 240963529 393151021 1910896823 2650598819 4324661231 7469869399 82168563389
• Sum of all divisors σ(n): 99994741632
• Sum of proper divisors (its aliquot sum) s(n): 17826178243
• 82168563389 is a deficient number, because the sum of its proper divisors (17826178243) is less than itself. Its deficiency is 64342385146

Bases of 82168563389

• Binary: 1001100100001101000001100011010111101₂
• Hexadecimal: 0x1321A0C6BD
• Base-36: 11QX1HA5

Squares and roots of 82168563389

• 82168563389 squared (82168563389²) is 6751672809412111165321
• 82168563389 cubed (82168563389³) is 554775255221966772111993247032869
• The square root of 82168563389 is 286650.5946077907
• The cube root of 82168563389 is 4347.4563609575

Scales and comparisons

• 82,168,563,389 seconds is equal to 2,612 years, 36 weeks, 5 days, 56 minutes, 29 seconds.
• To count from 1 to 82,168,563,389 would take you about five thousand, two hundred twenty-five 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 82168563389 cubic inches would be around 362.3 feet tall.

Recreational maths with 82168563389

• 82168563389 backwards is 98336586128
• The number of decimal digits it has is: 11
• The sum of 82168563389's digits is 59
• More coming soon!