31161040449

Names of 31161040449

• Cardinal: 31161040449 can be written as Thirty-one billion, one hundred sixty-one million, forty thousand, four hundred forty-nine.

Scientific notation

• Scientific notation: 3.1161040449 × 10¹⁰

Factors of 31161040449

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 8903

Divisors of 31161040449

• Number of divisors d(n): 48
• Complete list of divisors:
  1 3 7 11 21 33 49 77 147 231 539 1617 3769 5113 11307 15339 26383 35791 41459 56243 79149 107373 124377 168729 184681 250537 290213 393701 554043 751611 870639 1181103 2031491 2755907 6094473 8267721 19270897 57812691 134896279 211979867 404688837 635939601 944273953 1483859069 2832821859 4451577207 10387013483 31161040449
• Sum of all divisors σ(n): 52749478080
• Sum of proper divisors (its aliquot sum) s(n): 21588437631
• 31161040449 is a deficient number, because the sum of its proper divisors (21588437631) is less than itself. Its deficiency is 9572602818

Bases of 31161040449

• Binary: 11101000001010101111011111001000001₂
• Hexadecimal: 0x74157BE41
• Base-36: EBCH8OX

Squares and roots of 31161040449

• 31161040449 squared (31161040449²) is 971010441864214121601
• 31161040449 cubed (31161040449³) is 30257695655332139208805765638849
• The square root of 31161040449 is 176524.9003653593
• The cube root of 31161040449 is 3146.8109304903

Scales and comparisons

• 31,161,040,449 seconds is equal to 990 years, 42 weeks, 6 days, 4 hours, 34 minutes, 9 seconds.
• To count from 1 to 31,161,040,449 would take you about one thousand, nine hundred eighty-one 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 31161040449 cubic inches would be around 262.2 feet tall.

Recreational maths with 31161040449

• 31161040449 backwards is 94404016113
• 31161040449 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 31161040449's digits is 33
• More coming soon!