121777888728466129

Names of 121777888728466129

• Cardinal: 121777888728466129 can be written as One hundred twenty-one quadrillion, seven hundred seventy-seven trillion, eight hundred eighty-eight billion, seven hundred twenty-eight million, four hundred sixty-six thousand, one hundred twenty-nine.

Scientific notation

• Scientific notation: 1.21777888728466129 × 10¹⁷

Factors of 121777888728466129

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 46463

Divisors of 121777888728466129

• Number of divisors d(n): 72
• Complete list of divisors:
  1 17 29 41 97 493 697 841 1189 1649 2813 3977 14297 20213 34481 46279 47821 67609 81577 115333 586177 786743 1342091 1386809 1897439 1960661 3344657 4489063 22815547 32256463 38920639 55025731 56859169 76314071 130182827 184051583 661650863 935437427 1595746199 2141745841 2213108059 3128876911 3775301983 5337495907 27127685383 36409679297 62110629389 64180133711 87811579481 90737430419 154787381303 207749346577 1055880699613 1492796851177 1801208252281 2546535804949 2631385482151 3531738891809 6024731050733 8517723209657 30620540288777 43291108684133 73849538343521 102420427862461 144801294564169 174717200471257 247013973080053 1255442151839857 2970192408011369 4199237542360901 7163405219321537 121777888728466129
• Sum of all divisors σ(n): 138211233449424408
• Sum of proper divisors (its aliquot sum) s(n): 16433344720958279
• 121777888728466129 is a deficient number, because the sum of its proper divisors (16433344720958279) is less than itself. Its deficiency is 105344544007507850

Bases of 121777888728466129

• Binary: 110110000101001000101100000110111001010000100001011010001₂
• Hexadecimal: 0x1B0A458372842D1
• Base-36: XB2NPRL0MHD

Squares and roots of 121777888728466129

• 121777888728466129 squared (121777888728466129²) is 14829854183162677868974005100244641
• 121777888728466129 cubed (121777888728466129³) is 1805948332576562541750967992494483361299678582264689
• The square root of 121777888728466129 is 348966887.7249905053
• The cube root of 121777888728466129 is 495666.3999734343

Scales and comparisons

• 121,777,888,728,466,129 seconds is equal to 3,872,160,177 years, 42 weeks, 5 days, 14 hours, 48 minutes, 49 seconds.
• To count from 1 to 121,777,888,728,466,129 would take you about eleven billion, six hundred sixteen million, four hundred eighty thousand, five hundred thirty-three 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 121777888728466129 cubic inches would be around 41305.5 feet tall.

Recreational maths with 121777888728466129

• 121777888728466129 backwards is 921664827888777121
• The number of decimal digits it has is: 18
• The sum of 121777888728466129's digits is 94
• More coming soon!