82155526137891

Names of 82155526137891

• Cardinal: 82155526137891 can be written as Eighty-two trillion, one hundred fifty-five billion, five hundred twenty-six million, one hundred thirty-seven thousand, eight hundred ninety-one.

Scientific notation

• Scientific notation: 8.2155526137891 × 10¹³

Factors of 82155526137891

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 213

Divisors of 82155526137891

• Number of divisors d(n): 60
• Complete list of divisors:
  1 3 9 19 57 171 191 361 573 1083 1719 3249 3629 6859 10887 20577 32661 36481 61731 68951 109443 206853 328329 620559 693139 1310069 2079417 3930207 6238251 6967871 11790621 13169641 20903613 39508923 62710839 118526769 132389549 250223179 397168647 750669537 1191505941 1330863361 2252008611 2515401431 3992590083 7546204293 11977770249 22638612879 25286403859 47792627189 75859211577 143377881567 227577634731 430133644701 480441673321 1441325019963 4323975059889 9128391793099 27385175379297 82155526137891
• Sum of all divisors σ(n): 125920127218600
• Sum of proper divisors (its aliquot sum) s(n): 43764601080709
• 82155526137891 is a deficient number, because the sum of its proper divisors (43764601080709) is less than itself. Its deficiency is 38390925057182

Bases of 82155526137891

• Binary: 10010101011100001010010111100111010100000100011₂
• Hexadecimal: 0x4AB852F3A823
• Base-36: T4DQ72IAR

Squares and roots of 82155526137891

• 82155526137891 squared (82155526137891²) is 6749530474993691290345927881
• 82155526137891 cubed (82155526137891³) is 554511227356836061367343512738710747438971
• The square root of 82155526137891 is 9063968.5644805167
• The cube root of 82155526137891 is 43472.2641949803

Scales and comparisons

• 82,155,526,137,891 seconds is equal to 2,612,291 years, 31 weeks, 4 days, 2 hours, 44 minutes, 51 seconds.
• To count from 1 to 82,155,526,137,891 would take you about six million, five hundred thirty thousand, seven hundred twenty-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 82155526137891 cubic inches would be around 3622.7 feet tall.

Recreational maths with 82155526137891

• 82155526137891 backwards is 19873162555128
• The number of decimal digits it has is: 14
• The sum of 82155526137891's digits is 63
• More coming soon!