118400372138

Names of 118400372138

• Cardinal: 118400372138 can be written as One hundred eighteen billion, four hundred million, three hundred seventy-two thousand, one hundred thirty-eight.

Scientific notation

• Scientific notation: 1.18400372138 × 10¹¹

Factors of 118400372138

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 229

Divisors of 118400372138

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 47 73 94 107 146 214 2209 3431 4418 5029 5329 6862 7811 10058 10658 15622 103823 161257 207646 236363 250463 322514 367117 472726 500926 570203 734234 1140406 7579079 11109061 11771761 15158158 17254499 22218122 23543522 26799541 34508998 53599082 553272767 810961453 1106545534 1259578427 1621922906 2519156854 59200186069 118400372138
• Sum of all divisors σ(n): 185700677760
• Sum of proper divisors (its aliquot sum) s(n): 67300305622
• 118400372138 is a deficient number, because the sum of its proper divisors (67300305622) is less than itself. Its deficiency is 51100066516

Bases of 118400372138

• Binary: 1101110010001001101100100110110101010₂
• Hexadecimal: 0x1B91364DAA
• Base-36: 1IE4IVU2

Squares and roots of 118400372138

• 118400372138 squared (118400372138²) is 14018648122416886691044
• 118400372138 cubed (118400372138³) is 1659813154565834364194989031732072
• The square root of 118400372138 is 344093.5514333275
• The cube root of 118400372138 is 4910.4092493239

Scales and comparisons

• 118,400,372,138 seconds is equal to 3,764 years, 39 weeks, 5 days, 16 hours, 15 minutes, 38 seconds.
• To count from 1 to 118,400,372,138 would take you about seven thousand, five hundred twenty-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 118400372138 cubic inches would be around 409.2 feet tall.

Recreational maths with 118400372138

• 118400372138 backwards is 831273004811
• The number of decimal digits it has is: 12
• The sum of 118400372138's digits is 38
• More coming soon!