489161555742

Names of 489161555742

• Cardinal: 489161555742 can be written as Four hundred eighty-nine billion, one hundred sixty-one million, five hundred fifty-five thousand, seven hundred forty-two.

Scientific notation

• Scientific notation: 4.89161555742 × 10¹¹

Factors of 489161555742

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 45152

Divisors of 489161555742

• Number of divisors d(n): 32
• Complete list of divisors:
  1 2 3 6 563 1126 1689 3378 3527 7054 10581 21162 41057 82114 123171 246342 1985701 3971402 5957103 11914206 23115091 46230182 69345273 138690546 144808039 289616078 434424117 868848234 81526925957 163053851914 244580777871 489161555742
• Sum of all divisors σ(n): 980362559232
• Sum of proper divisors (its aliquot sum) s(n): 491201003490
• 489161555742 is an abundant number, because the sum of its proper divisors (491201003490) is greater than itself. Its abundance is 2039447748

Bases of 489161555742

• Binary: 111000111100100010011001111111100011110₂
• Hexadecimal: 0x71E44CFF1E
• Base-36: 68PU5S0U

Squares and roots of 489161555742

• 489161555742 squared (489161555742²) is 239279027615933773170564
• 489161555742 cubed (489161555742³) is 117046101405043145752153226159578488
• The square root of 489161555742 is 699400.8548336211
• The cube root of 489161555742 is 7879.2359479653

Scales and comparisons

• 489,161,555,742 seconds is equal to 15,553 years, 42 weeks, 6 days, 1 hour, 55 minutes, 42 seconds.
• To count from 1 to 489,161,555,742 would take you about thirty-one thousand, one hundred seven 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 489161555742 cubic inches would be around 656.6 feet tall.

Recreational maths with 489161555742

• 489161555742 backwards is 247555161984
• The number of decimal digits it has is: 12
• The sum of 489161555742's digits is 57
• More coming soon!