31457730375

Names of 31457730375

• Cardinal: 31457730375 can be written as Thirty-one billion, four hundred fifty-seven million, seven hundred thirty thousand, three hundred seventy-five.

Scientific notation

• Scientific notation: 3.1457730375 × 10¹⁰

Factors of 31457730375

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 122

Divisors of 31457730375

• Number of divisors d(n): 144
• Complete list of divisors:
  1 3 5 9 15 25 27 43 45 71 75 125 129 135 213 215 225 355 375 387 639 645 675 1065 1075 1125 1161 1775 1849 1917 1935 3053 3195 3225 3375 5041 5325 5375 5547 5805 8875 9159 9245 9585 9675 15123 15265 15975 16125 16641 25205 26625 27477 27735 29025 45369 45795 46225 47925 48375 49923 75615 76325 79875 82431 83205 126025 131279 136107 137385 138675 145125 216763 226845 228975 231125 239625 249615 378075 381625 393837 412155 416025 630125 650289 656395 680535 686925 693375 1083815 1134225 1144875 1181511 1248075 1890375 1950867 1969185 2060775 2080125 3251445 3281975 3402675 3434625 3544533 5419075 5671125 5852601 5907555 6240375 9320809 9754335 9845925 10303875 16257225 16409875 17013375 17722665 27095375 27962427 29263005 29537775 46604045 48771675 49229625 81286125 83887281 88613325 139812135 146315025 147688875 233020225 243858375 251661843 419436405 443066625 699060675 731575125 1165101125 1258309215 2097182025 3495303375 6291546075 10485910125 31457730375
• Sum of all divisors σ(n): 60396392160
• Sum of proper divisors (its aliquot sum) s(n): 28938661785
• 31457730375 is a deficient number, because the sum of its proper divisors (28938661785) is less than itself. Its deficiency is 2519068590

Bases of 31457730375

• Binary: 11101010011000001101101111101000111₂
• Hexadecimal: 0x75306DF47
• Base-36: EG94C3R

Squares and roots of 31457730375

• 31457730375 squared (31457730375²) is 989588800346197640625
• 31457730375 cubed (31457730375³) is 31130217663410392035242396484375
• The square root of 31457730375 is 177363.2723395687
• The cube root of 31457730375 is 3156.7665201789

Scales and comparisons

• 31,457,730,375 seconds is equal to 1,000 years, 13 weeks, 3 days, 2 hours, 26 minutes, 15 seconds.
• To count from 1 to 31,457,730,375 would take you about two thousand 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 31457730375 cubic inches would be around 263.1 feet tall.

Recreational maths with 31457730375

• 31457730375 backwards is 57303775413
• 31457730375 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 31457730375's digits is 45
• More coming soon!