491138732994

Names of 491138732994

• Cardinal: 491138732994 can be written as Four hundred ninety-one billion, one hundred thirty-eight million, seven hundred thirty-two thousand, nine hundred ninety-four.

Scientific notation

• Scientific notation: 4.91138732994 × 10¹¹

Factors of 491138732994

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 899521514

Divisors of 491138732994

• Number of divisors d(n): 32
• Complete list of divisors:
  1 2 3 6 7 13 14 21 26 39 42 78 91 182 273 546 899521489 1799042978 2698564467 5397128934 6296650423 11693779357 12593300846 18889951269 23387558714 35081338071 37779902538 70162676142 81856455499 163712910998 245569366497 491138732994
• Sum of all divisors σ(n): 1208956882560
• Sum of proper divisors (its aliquot sum) s(n): 717818149566
• 491138732994 is an abundant number, because the sum of its proper divisors (717818149566) is greater than itself. Its abundance is 226679416572

Bases of 491138732994

• Binary: 111001001011010001001100101001111000010₂
• Hexadecimal: 0x725A2653C2
• Base-36: 69MJBJR6

Squares and roots of 491138732994

• 491138732994 squared (491138732994²) is 241217255046951624204036
• 491138732994 cubed (491138732994³) is 118471137020050372693580664781163784
• The square root of 491138732994 is 700812.9086953237
• The cube root of 491138732994 is 7889.8375603363

Scales and comparisons

• 491,138,732,994 seconds is equal to 15,616 years, 36 weeks, 1 hour, 49 minutes, 54 seconds.
• To count from 1 to 491,138,732,994 would take you about thirty-one thousand, two hundred thirty-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 491138732994 cubic inches would be around 657.5 feet tall.

Recreational maths with 491138732994

• 491138732994 backwards is 499237831194
• The number of decimal digits it has is: 12
• The sum of 491138732994's digits is 60
• More coming soon!