12995729391681

Names of 12995729391681

• Cardinal: 12995729391681 can be written as Twelve trillion, nine hundred ninety-five billion, seven hundred twenty-nine million, three hundred ninety-one thousand, six hundred eighty-one.

Scientific notation

• Scientific notation: 1.2995729391681 × 10¹³

Factors of 12995729391681

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 166

Divisors of 12995729391681

• Number of divisors d(n): 189
• Complete list of divisors:
  1 3 9 27 31 59 73 81 93 177 219 243 279 531 657 729 837 961 1593 1829 1971 2263 2511 2883 3481 4307 4779 5329 5487 5913 6789 7533 8649 10443 12921 14337 15987 16461 17739 20367 22599 25947 31329 38763 43011 47961 49383 53217 56699 61101 70153 77841 93987 107911 116289 133517 143883 148149 165199 170097 183303 210459 233523 254113 281961 314411 323733 348867 400551 431649 444447 495597 510291 549909 631377 700569 762339 845883 943233 971199 1046601 1201653 1294947 1333341 1486791 1530873 1649727 1894131 2287017 2537649 2829699 2913597 3139803 3345241 3604959 3884841 4139027 4460373 4592619 5121169 5682393 6861051 7877503 8489097 8740791 9746741 10035723 10814877 12417081 13381119 13777857 15363507 17047179 18550249 20583153 23632509 25467291 26222373 29240223 30107169 32444631 37251243 40143357 41333571 46090521 51141537 55650747 61749459 70897527 76401873 78667119 87720669 90321507 97333893 111753729 120430071 138271563 166952241 185248377 212692581 229205619 244202593 263162007 270964521 302148971 335261187 414814689 500856723 575057719 638077743 732607779 789486021 812893563 906446913 1005783561 1244444067 1502570169 1725173157 1914233229 2197823337 2368458063 2438680689 2719340739 3017350683 3733332201 4507710507 5175519471 5742699687 6593470011 7105374189 8158022217 13523131521 15526558413 17826789289 19780410033 24474066651 46579675239 53480367867 59341230099 73422199953 139739025717 160441103601 178023690297 220266599859 419217077151 481323310803 1443969932409 4331909797227 12995729391681
• Sum of all divisors σ(n): 20764922031027
• Sum of proper divisors (its aliquot sum) s(n): 7769192639346
• 12995729391681 is a deficient number, because the sum of its proper divisors (7769192639346) is less than itself. Its deficiency is 5226536752335

Bases of 12995729391681

• Binary: 10111101000111001101110101011000000001000001₂
• Hexadecimal: 0xBD1CDD58041
• Base-36: 4LU5LQN29

Squares and roots of 12995729391681

• 12995729391681 squared (12995729391681²) is 168888982421801414312005761
• 12995729391681 cubed (12995729391681³) is 2194835512790100396169148075535497474241
• 12995729391681 is a perfect square number. Its square root is 3604959
• The cube root of 12995729391681 is 23510.7718184219

Scales and comparisons

• 12,995,729,391,681 seconds is equal to 413,223 years, 51 weeks, 5 days, 15 hours, 1 minute, 21 seconds.
• To count from 1 to 12,995,729,391,681 would take you about one million, thirty-three thousand and fifty-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 12995729391681 cubic inches would be around 1959.2 feet tall.

Recreational maths with 12995729391681

• 12995729391681 backwards is 18619392759921
• The number of decimal digits it has is: 14
• The sum of 12995729391681's digits is 72
• More coming soon!