820491133507952

Names of 820491133507952

• Cardinal: 820491133507952 can be written as Eight hundred twenty trillion, four hundred ninety-one billion, one hundred thirty-three million, five hundred seven thousand, nine hundred fifty-two.

Scientific notation

• Scientific notation: 8.20491133507952 × 10¹⁴

Factors of 820491133507952

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 64946

Divisors of 820491133507952

• Number of divisors d(n): 60
• Complete list of divisors:
  1 2 4 8 16 23 46 92 184 368 529 1058 2116 4232 8464 12167 24334 48668 64921 97336 129842 194672 259684 519368 1038736 1493183 2986366 5972732 11945464 23890928 34343209 68686418 137372836 274745672 549491344 789893807 1579787614 3159575228 4214736241 6319150456 8429472482 12638300912 16858944964 33717889928 67435779856 96938933543 193877867086 387755734172 775511468344 1551022936688 2229595471489 4459190942978 8918381885956 17836763771912 35673527543824 51280695844247 102561391688494 205122783376988 410245566753976 820491133507952
• Sum of all divisors σ(n): 1661980394594160
• Sum of proper divisors (its aliquot sum) s(n): 841489261086208
• 820491133507952 is an abundant number, because the sum of its proper divisors (841489261086208) is greater than itself. Its abundance is 20998127578256

Bases of 820491133507952

• Binary: 10111010100011101101111010100011011101100101110000₂
• Hexadecimal: 0x2EA3B7A8DD970
• Base-36: 82U8F8FQSW

Squares and roots of 820491133507952

• 820491133507952 squared (820491133507952²) is 673205700165163913237247234304
• 820491133507952 cubed (820491133507952³) is 552359308012529808113038021131891633591185408
• The square root of 820491133507952 is 28644216.4058986261
• The cube root of 820491133507952 is 93617.6993364947

Scales and comparisons

• 820,491,133,507,952 seconds is equal to 26,089,080 years, 5 weeks, 1 day, 8 hours, 12 minutes, 32 seconds.
• To count from 1 to 820,491,133,507,952 would take you about sixty-five million, two hundred twenty-two thousand, seven hundred 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 820491133507952 cubic inches would be around 7801.5 feet tall.

Recreational maths with 820491133507952

• 820491133507952 backwards is 259705331194028
• The number of decimal digits it has is: 15
• The sum of 820491133507952's digits is 59
• More coming soon!