142468340425512837121

Names of 142468340425512837121

• Cardinal: 142468340425512837121 can be written as One hundred forty-two quintillion, four hundred sixty-eight quadrillion, three hundred forty trillion, four hundred twenty-five billion, five hundred twelve million, eight hundred thirty-seven thousand, one hundred twenty-one.

Scientific notation

• Scientific notation: 1.42468340425512837121 × 10²⁰

Factors of 142468340425512837121

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 261361

Divisors of 142468340425512837121

• Number of divisors d(n): 27
• Complete list of divisors:
  1 61 751 3721 45811 260549 564001 2794471 15893489 34404061 195672299 969502829 2098647721 11936010239 67885781401 146949896549 728096624579 4141032665461 8963943689489 50982221832151 252602992593121 546800565058829 3109915531761211 38287648595945401 189704847437433871 2335546564352669461 142468340425512837121
• Sum of all divisors σ(n): 145035853850372588649
• Sum of proper divisors (its aliquot sum) s(n): 2567513424859751528
• 142468340425512837121 is a deficient number, because the sum of its proper divisors (2567513424859751528) is less than itself. Its deficiency is 139900827000653085593

Bases of 142468340425512837121

• Binary: 1111011100100100101001110001100100110010010000111011110000000000001₂
• Hexadecimal: 0x7B92538C9921DE001
• Base-36: U2EOBRSY6YV41

Squares and roots of 142468340425512837121

• 142468340425512837121 squared (142468340425512837121²) is 20297228023599815287699672834762675568641
• 142468340425512837121 cubed (142468340425512837121³) is 2891712391760477590359019753912369323926198041869303888322561
• 142468340425512837121 is a perfect square number. Its square root is 11936010239
• The cube root of 142468340425512837121 is 5222832.7869558273

Scales and comparisons

• 142,468,340,425,512,837,121 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 142,468,340,425,512,837,121 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and 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 142468340425512837121 cubic inches would be around 435236.1 feet tall.

Recreational maths with 142468340425512837121

• 142468340425512837121 backwards is 121738215524043864241
• The number of decimal digits it has is: 21
• The sum of 142468340425512837121's digits is 73
• More coming soon!