389640240840249

Names of 389640240840249

• Cardinal: 389640240840249 can be written as Three hundred eighty-nine trillion, six hundred forty billion, two hundred forty million, eight hundred forty thousand, two hundred forty-nine.

Scientific notation

• Scientific notation: 3.89640240840249 × 10¹⁴

Factors of 389640240840249

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 19193

Divisors of 389640240840249

• Number of divisors d(n): 63
• Complete list of divisors:
  1 3 7 9 21 49 63 147 343 441 1029 2401 3087 7203 16807 19183 21609 50421 57549 117649 134281 151263 172647 352947 402843 939967 1058841 1208529 2819901 6579769 8459703 19739307 46058383 59217921 138175149 322408681 367987489 414525447 967226043 1103962467 2256860767 2575912423 2901678129 3311887401 6770582301 7727737269 18031386961 20311746903 23183211807 54094160883 126219708727 162282482649 378659126181 883537961089 1135977378543 2650613883267 6184765727623 7951841649801 18554297182869 43293360093361 55662891548607 129880080280083 389640240840249
• Sum of all divisors σ(n): 656649394907493
• Sum of proper divisors (its aliquot sum) s(n): 267009154067244
• 389640240840249 is a deficient number, because the sum of its proper divisors (267009154067244) is less than itself. Its deficiency is 122631086773005

Bases of 389640240840249

• Binary: 1011000100110000000110000001001010011111000111001₂
• Hexadecimal: 0x1626030253E39
• Base-36: 3U46976LO9

Squares and roots of 389640240840249

• 389640240840249 squared (389640240840249²) is 151819517282047244745538382001
• 389640240840249 cubed (389640240840249³) is 59154993278027233710713229442275200177958249
• 389640240840249 is a perfect square number. Its square root is 19739307
• The cube root of 389640240840249 is 73038.9634269435

Scales and comparisons

• 389,640,240,840,249 seconds is equal to 12,389,354 years, 21 weeks, 6 days, 17 hours, 24 minutes, 9 seconds.
• To count from 1 to 389,640,240,840,249 would take you about thirty million, nine hundred seventy-three thousand, three hundred eighty-six 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 389640240840249 cubic inches would be around 6086.6 feet tall.

Recreational maths with 389640240840249

• 389640240840249 backwards is 942048042046983
• 389640240840249 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 389640240840249's digits is 63
• More coming soon!