61421735670459921

Names of 61421735670459921

• Cardinal: 61421735670459921 can be written as Sixty-one quadrillion, four hundred twenty-one trillion, seven hundred thirty-five billion, six hundred seventy million, four hundred fifty-nine thousand, nine hundred twenty-one.

Scientific notation

• Scientific notation: 6.1421735670459921 × 10¹⁶

Factors of 61421735670459921

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 36581

Divisors of 61421735670459921

• Number of divisors d(n): 45
• Complete list of divisors:
  1 3 9 27 81 769 2307 6921 20763 35809 62289 107427 322281 591361 966843 1774083 2900529 5322249 15966747 27537121 47900241 82611363 247834089 743502267 1282284481 2230506801 3846853443 11540560329 21176046049 34621680987 63528138147 103865042961 190584414441 571753243323 986076765889 1715259729969 2958230297667 8874690893001 26624072679003 79872218037009 758293032968641 2274879098905923 6824637296717769 20473911890153307 61421735670459921
• Sum of all divisors σ(n): 91875493143844641
• Sum of proper divisors (its aliquot sum) s(n): 30453757473384720
• 61421735670459921 is a deficient number, because the sum of its proper divisors (30453757473384720) is less than itself. Its deficiency is 30967978197075201

Bases of 61421735670459921

• Binary: 11011010001101101011111001000000001000000010111000010001₂
• Hexadecimal: 0xDA36BE40202E11
• Base-36: GSS6RTVZ029

Squares and roots of 61421735670459921

• 61421735670459921 squared (61421735670459921²) is 3772629612771848641082375667326241
• 61421735670459921 cubed (61421735670459921³) is 231721458858222054833946022333007477656008822086961
• 61421735670459921 is a perfect square number. Its square root is 247834089
• The cube root of 61421735670459921 is 394554.8275750153

Scales and comparisons

• 61,421,735,670,459,921 seconds is equal to 1,953,021,204 years, 21 weeks, 5 days, 2 hours, 25 minutes, 21 seconds.
• To count from 1 to 61,421,735,670,459,921 would take you about five billion, eight hundred fifty-nine million, sixty-three thousand, six hundred thirteen 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 61421735670459921 cubic inches would be around 32879.6 feet tall.

Recreational maths with 61421735670459921

• 61421735670459921 backwards is 12995407653712416
• The number of decimal digits it has is: 17
• The sum of 61421735670459921's digits is 72
• More coming soon!