188540022138

Names of 188540022138

• Cardinal: 188540022138 can be written as One hundred eighty-eight billion, five hundred forty million, twenty-two thousand, one hundred thirty-eight.

Scientific notation

• Scientific notation: 1.88540022138 × 10¹¹

Factors of 188540022138

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 2107479

Divisors of 188540022138

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 6 13 26 31 37 39 62 74 78 93 111 186 222 403 481 806 962 1147 1209 1443 2294 2418 2886 3441 6882 14911 29822 44733 89466 2107393 4214786 6322179 12644358 27396109 54792218 65329183 77973541 82188327 130658366 155947082 164376654 195987549 233920623 391975098 467841246 849279379 1013656033 1698558758 2027312066 2417179771 2547838137 3040968099 4834359542 5095676274 6081936198 7251539313 14503078626 31423337023 62846674046 94270011069 188540022138
• Sum of all divisors σ(n): 430515305472
• Sum of proper divisors (its aliquot sum) s(n): 241975283334
• 188540022138 is an abundant number, because the sum of its proper divisors (241975283334) is greater than itself. Its abundance is 53435261196

Bases of 188540022138

• Binary: 10101111100101110111000110110101111010₂
• Hexadecimal: 0x2BE5DC6D7A
• Base-36: 2EM3V056

Squares and roots of 188540022138

• 188540022138 squared (188540022138²) is 35547339947797530091044
• 188540022138 cubed (188540022138³) is 6702096260704758087707156915532072
• The square root of 188540022138 is 434211.9553144523
• The cube root of 188540022138 is 5734.1341790861

Scales and comparisons

• 188,540,022,138 seconds is equal to 5,994 years, 51 weeks, 3 days, 4 hours, 22 minutes, 18 seconds.
• To count from 1 to 188,540,022,138 would take you about eleven thousand, nine hundred eighty-nine 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 188540022138 cubic inches would be around 477.8 feet tall.

Recreational maths with 188540022138

• 188540022138 backwards is 831220045881
• The number of decimal digits it has is: 12
• The sum of 188540022138's digits is 42
• More coming soon!