126913721890401

Names of 126913721890401

• Cardinal: 126913721890401 can be written as One hundred twenty-six trillion, nine hundred thirteen billion, seven hundred twenty-one million, eight hundred ninety thousand, four hundred one.

Scientific notation

• Scientific notation: 1.26913721890401 × 10¹⁴

Factors of 126913721890401

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 84062370

Divisors of 126913721890401

• Number of divisors d(n): 56
• Complete list of divisors:
  1 3 9 19 27 57 81 109 171 243 327 513 729 981 1539 2071 2943 4617 6213 8829 13851 18639 26487 55917 79461 167751 503253 1509759 84062239 252186717 756560151 1597182541 2269680453 4791547623 6809041359 9162784051 14374642869 20427124077 27488352153 43123928607 61281372231 82465056459 129371785821 174092896969 247395169377 388115357463 522278690907 742185508131 1164346072389 1566836072721 2226556524393 4700508218163 6679669573179 14101524654489 42304573963467 126913721890401
• Sum of all divisors σ(n): 202136062304000
• Sum of proper divisors (its aliquot sum) s(n): 75222340413599
• 126913721890401 is a deficient number, because the sum of its proper divisors (75222340413599) is less than itself. Its deficiency is 51691381476802

Bases of 126913721890401

• Binary: 11100110110110101100111010011110111011001100001₂
• Hexadecimal: 0x736D674F7661
• Base-36: 18ZJCX7529

Squares and roots of 126913721890401

• 126913721890401 squared (126913721890401²) is 16107092804074049977055940801
• 126913721890401 cubed (126913721890401³) is 2044211096599133181968472245831217266151201
• The square root of 126913721890401 is 11265599.0471168909
• The cube root of 126913721890401 is 50253.8717200819

Scales and comparisons

• 126,913,721,890,401 seconds is equal to 4,035,463 years, 40 weeks, 6 days, 4 hours, 13 minutes, 21 seconds.
• To count from 1 to 126,913,721,890,401 would take you about ten million, eighty-eight thousand, six hundred 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 126913721890401 cubic inches would be around 4187.8 feet tall.

Recreational maths with 126913721890401

• 126913721890401 backwards is 104098127319621
• The number of decimal digits it has is: 15
• The sum of 126913721890401's digits is 54
• More coming soon!