121543364690318992

Names of 121543364690318992

• Cardinal: 121543364690318992 can be written as One hundred twenty-one quadrillion, five hundred forty-three trillion, three hundred sixty-four billion, six hundred ninety million, three hundred eighteen thousand, nine hundred ninety-two.

Scientific notation

• Scientific notation: 1.21543364690318992 × 10¹⁷

Factors of 121543364690318992

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 136068886

Divisors of 121543364690318992

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 4 8 16 191 239 382 478 764 956 1223 1528 1912 2446 3056 3824 4892 9784 19568 45649 91298 182596 233593 292297 365192 467186 584594 730384 934372 1169188 1868744 2338376 3737488 4676752 55828727 111657454 136067231 223314908 272134462 446629816 544268924 893259632 1088537848 2177075696 25988841121 32520068209 51977682242 65040136418 103955364484 130080272836 166410223513 207910728968 260160545672 332820447026 415821457936 520321091344 665640894052 1331281788104 2662563576208 6211333027919 12422666055838 24845332111676 31784352690983 39772043419607 49690664223352 63568705381966 79544086839214 99381328446704 127137410763932 159088173678428 254274821527864 318176347356856 508549643055728 636352694713712 7596460293144937 15192920586289874 30385841172579748 60771682345159496 121543364690318992
• Sum of all divisors σ(n): 237908047150448640
• Sum of proper divisors (its aliquot sum) s(n): 116364682460129648
• 121543364690318992 is a deficient number, because the sum of its proper divisors (116364682460129648) is less than itself. Its deficiency is 5178682230189344

Bases of 121543364690318992

• Binary: 110101111110011110000101111010101001011000001011010010000₂
• Hexadecimal: 0x1AFCF0BD52C1690
• Base-36: X8RIYWRXOR4

Squares and roots of 121543364690318992

• 121543364690318992 squared (121543364690318992²) is 14772789500243881518078486715896064
• 121543364690318992 cubed (121543364690318992³) is 1795534541721457336961226135206690619522057277247488
• The square root of 121543364690318992 is 348630699.5809734941
• The cube root of 121543364690318992 is 495348.0050382961

Scales and comparisons

• 121,543,364,690,318,992 seconds is equal to 3,864,703,038 years, 43 weeks, 4 days, 22 hours, 49 minutes, 52 seconds.
• To count from 1 to 121,543,364,690,318,992 would take you about eleven billion, five hundred ninety-four million, one hundred nine thousand, one hundred sixteen 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 121543364690318992 cubic inches would be around 41279 feet tall.

Recreational maths with 121543364690318992

• 121543364690318992 backwards is 299813096463345121
• The number of decimal digits it has is: 18
• The sum of 121543364690318992's digits is 76
• More coming soon!