490891397939712001

Names of 490891397939712001

• Cardinal: 490891397939712001 can be written as Four hundred ninety quadrillion, eight hundred ninety-one trillion, three hundred ninety-seven billion, nine hundred thirty-nine million, seven hundred twelve thousand and one.

Scientific notation

• Scientific notation: 4.90891397939712001 × 10¹⁷

Factors of 490891397939712001

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 560764703

Divisors of 490891397939712001

• Number of divisors d(n): 8
• Complete list of divisors:
  1 691 1269731 559494281 877384121 386610548171 710407232908411 490891397939712001
• Sum of all divisors σ(n): 491602193221317408
• Sum of proper divisors (its aliquot sum) s(n): 710795281605407
• 490891397939712001 is a deficient number, because the sum of its proper divisors (710795281605407) is less than itself. Its deficiency is 490180602658106594

Bases of 490891397939712001

• Binary: 11011001111111111110010000000100101011111011101000000000001₂
• Hexadecimal: 0x6CFFF20257DD001
• Base-36: 3Q9IH6Z905C1

Squares and roots of 490891397939712001

• 490891397939712001 squared (490891397939712001²) is 240974364571204683780169438823424001
• 490891397939712001 cubed (490891397939712001³) is 118292242691992475514700877096371911650026250651136001
• The square root of 490891397939712001 is 700636423.5034544657
• The cube root of 490891397939712001 is 788851.2910131031

Scales and comparisons

• 490,891,397,939,712,001 seconds is equal to 15,608,828,027 years, 36 weeks, 1 second.
• To count from 1 to 490,891,397,939,712,001 would take you about forty-six billion, eight hundred twenty-six million, four hundred eighty-four thousand and eighty-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 490891397939712001 cubic inches would be around 65737.6 feet tall.

Recreational maths with 490891397939712001

• 490891397939712001 backwards is 100217939793198094
• The number of decimal digits it has is: 18
• The sum of 490891397939712001's digits is 82
• More coming soon!