421981321430500047

Names of 421981321430500047

• Cardinal: 421981321430500047 can be written as Four hundred twenty-one quadrillion, nine hundred eighty-one trillion, three hundred twenty-one billion, four hundred thirty million, five hundred thousand and forty-seven.

Scientific notation

• Scientific notation: 4.21981321430500047 × 10¹⁷

Factors of 421981321430500047

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 13181

Divisors of 421981321430500047

• Number of divisors d(n): 48
• Complete list of divisors:
  1 3 9 19 27 57 171 361 513 1083 3249 6859 9747 13159 20577 39477 61731 118431 185193 250021 355293 750063 2250189 4750399 6750567 14251197 42753591 90257581 128260773 173159281 270772743 519477843 812318229 1558433529 2436954687 3290026339 4675300587 9870079017 29610237051 62510500441 88830711153 187531501323 562594503969 1187699508379 1687783511907 3563098525137 10689295575411 32067886726233
• Sum of all divisors σ(n): 421999404282687414
• Sum of proper divisors (its aliquot sum) s(n): 18082852187367
• 421981321430500047 is a deficient number, because the sum of its proper divisors (18082852187367) is less than itself. Its deficiency is 421963238578312680

Bases of 421981321430500047

• Binary: 10111011011001011011100011010101101101101110000001011001111₂
• Hexadecimal: 0x5DB2DC6ADB702CF
• Base-36: 37EZW6UWVB9R

Squares and roots of 421981321430500047

• 421981321430500047 squared (421981321430500047²) is 178068235636230998232574464467002209
• 421981321430500047 cubed (421981321430500047³) is 75141469378574415905934957388633376947782369923603823
• The square root of 421981321430500047 is 649600893.9575899683
• 421981321430500047 is a perfect cube number. Its cube root is 750063

Scales and comparisons

• 421,981,321,430,500,047 seconds is equal to 13,417,700,747 years, 29 weeks, 1 day, 6 hours, 27 minutes, 27 seconds.
• To count from 1 to 421,981,321,430,500,047 would take you about forty billion, two hundred fifty-three million, one hundred two thousand, two hundred forty-two 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 421981321430500047 cubic inches would be around 62505.3 feet tall.

Recreational maths with 421981321430500047

• 421981321430500047 backwards is 740005034123189124
• The number of decimal digits it has is: 18
• The sum of 421981321430500047's digits is 54
• More coming soon!