7138545375

Names of 7138545375

• Cardinal: 7138545375 can be written as Seven billion, one hundred thirty-eight million, five hundred forty-five thousand, three hundred seventy-five.

Scientific notation

• Scientific notation: 7.138545375 × 10⁹

Factors of 7138545375

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 16563

Divisors of 7138545375

• Number of divisors d(n): 64
• Complete list of divisors:
  1 3 5 13 15 25 39 65 75 89 125 195 267 325 375 445 975 1157 1335 1625 2225 3471 4875 5785 6675 11125 16453 17355 28925 33375 49359 82265 86775 144625 213889 246795 411325 433875 641667 1069445 1233975 1464317 2056625 3208335 4392951 5347225 6169875 7321585 16041675 19036121 21964755 26736125 36607925 57108363 80208375 95180605 109823775 183039625 285541815 475903025 549118875 1427709075 2379515125 7138545375
• Sum of all divisors σ(n): 12936792960
• Sum of proper divisors (its aliquot sum) s(n): 5798247585
• 7138545375 is a deficient number, because the sum of its proper divisors (5798247585) is less than itself. Its deficiency is 1340297790

Bases of 7138545375

• Binary: 110101001011111011000111011011111₂
• Hexadecimal: 0x1A97D8EDF
• Base-36: 3A23SV3

Squares and roots of 7138545375

• 7138545375 squared (7138545375²) is 50958830070933890625
• 7138545375 cubed (7138545375³) is 363771920718276046851849609375
• The square root of 7138545375 is 84489.9128594651
• The cube root of 7138545375 is 1925.4691946763

Scales and comparisons

• 7,138,545,375 seconds is equal to 226 years, 51 weeks, 1 day, 1 hour, 16 minutes, 15 seconds.
• To count from 1 to 7,138,545,375 would take you about four hundred fifty-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 7138545375 cubic inches would be around 160.5 feet tall.

Recreational maths with 7138545375

• 7138545375 backwards is 5735458317
• The number of decimal digits it has is: 10
• The sum of 7138545375's digits is 48
• More coming soon!