16181808155379

Names of 16181808155379

• Cardinal: 16181808155379 can be written as Sixteen trillion, one hundred eighty-one billion, eight hundred eight million, one hundred fifty-five thousand, three hundred seventy-nine.

Scientific notation

• Scientific notation: 1.6181808155379 × 10¹³

Factors of 16181808155379

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 3968

Divisors of 16181808155379

• Number of divisors d(n): 72
• Complete list of divisors:
  1 3 9 19 27 57 113 171 339 361 513 1017 1083 2147 3051 3249 3833 6441 9747 11499 19323 34497 40793 57969 72827 103491 122379 218481 367137 433129 655443 1101411 1299387 1383713 1966329 3898161 4151139 8229451 11694483 12453417 14691889 24688353 37360251 44075667 74065059 132227001 156359569 222195177 279145891 396681003 469078707 837437673 1407236121 1660183457 2512313019 4221708363 4980550371 5303771929 7536939057 14941651113 15911315787 31543485683 44824953339 47733947361 94630457049 143201842083 283891371147 599326227977 851674113441 1797978683931 5393936051793 16181808155379
• Sum of all divisors σ(n): 25531761311280
• Sum of proper divisors (its aliquot sum) s(n): 9349953155901
• 16181808155379 is a deficient number, because the sum of its proper divisors (9349953155901) is less than itself. Its deficiency is 6831854999478

Bases of 16181808155379

• Binary: 11101011011110011110111011010100101011110011₂
• Hexadecimal: 0xEB79EED4AF3
• Base-36: 5QHTIRUUR

Squares and roots of 16181808155379

• 16181808155379 squared (16181808155379²) is 261850915177490314606633641
• 16181808155379 cubed (16181808155379³) is 4237221274712567542187408698267056504939
• The square root of 16181808155379 is 4022661.8246353993
• The cube root of 16181808155379 is 25293.5050559895

Scales and comparisons

• 16,181,808,155,379 seconds is equal to 514,531 years, 23 weeks, 1 day, 5 hours, 49 minutes, 39 seconds.
• To count from 1 to 16,181,808,155,379 would take you about one million, two hundred eighty-six thousand, three hundred twenty-eight 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 16181808155379 cubic inches would be around 2107.8 feet tall.

Recreational maths with 16181808155379

• 16181808155379 backwards is 97355180818161
• The number of decimal digits it has is: 14
• The sum of 16181808155379's digits is 63
• More coming soon!