381649853388

Names of 381649853388

• Cardinal: 381649853388 can be written as Three hundred eighty-one billion, six hundred forty-nine million, eight hundred fifty-three thousand, three hundred eighty-eight.

Scientific notation

• Scientific notation: 3.81649853388 × 10¹¹

Factors of 381649853388

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 2896

Divisors of 381649853388

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 6 12 29 58 87 116 149 174 298 348 447 596 894 1788 2713 4321 5426 8139 8642 10852 12963 16278 17284 25926 32556 51852 78677 157354 236031 314708 404237 472062 808474 944124 1212711 1616948 2425422 4850844 7360369 11722873 14720738 22081107 23445746 29441476 35168619 44162214 46891492 70337238 88324428 140674476 213450701 426901402 640352103 853802804 1096694981 1280704206 2193389962 2561408412 3290084943 4386779924 6580169886 13160339772 31804154449 63608308898 95412463347 127216617796 190824926694 381649853388
• Sum of all divisors σ(n): 927748458000
• Sum of proper divisors (its aliquot sum) s(n): 546098604612
• 381649853388 is an abundant number, because the sum of its proper divisors (546098604612) is greater than itself. Its abundance is 164448751224

Bases of 381649853388

• Binary: 101100011011100000110101001101111001100₂
• Hexadecimal: 0x58DC1A9BCC
• Base-36: 4VBSGVKC

Squares and roots of 381649853388

• 381649853388 squared (381649853388²) is 145656610591081895078544
• 381649853388 cubed (381649853388³) is 55589824077079413277027516344507072
• The square root of 381649853388 is 617778.1587171887
• The cube root of 381649853388 is 7253.6238934999

Scales and comparisons

• 381,649,853,388 seconds is equal to 12,135 years, 14 weeks, 5 days, 16 hours, 9 minutes, 48 seconds.
• To count from 1 to 381,649,853,388 would take you about twenty-four thousand, two hundred seventy 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 381649853388 cubic inches would be around 604.5 feet tall.

Recreational maths with 381649853388

• 381649853388 backwards is 883358946183
• The number of decimal digits it has is: 12
• The sum of 381649853388's digits is 66
• More coming soon!