138291383625

Names of 138291383625

• Cardinal: 138291383625 can be written as One hundred thirty-eight billion, two hundred ninety-one million, three hundred eighty-three thousand, six hundred twenty-five.

Scientific notation

• Scientific notation: 1.38291383625 × 10¹¹

Factors of 138291383625

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1121

Divisors of 138291383625

• Number of divisors d(n): 144
• Complete list of divisors:
  1 3 5 15 19 25 31 57 75 93 95 125 155 285 361 375 465 475 589 775 961 1063 1083 1425 1767 1805 2325 2375 2883 2945 3189 3875 4805 5315 5415 7125 8835 9025 11191 11625 14415 14725 15945 18259 20197 24025 26575 27075 32953 33573 44175 45125 54777 55955 60591 72075 73625 79725 91295 98859 100985 120125 132875 135375 164765 167865 220875 273885 279775 302955 346921 360375 383743 398625 456475 494295 504925 626107 823825 839325 1021543 1040763 1151229 1369425 1398875 1514775 1734605 1878321 1918715 2282375 2471475 2524625 3064629 3130535 4119125 4196625 5107715 5203815 5756145 6847125 7573875 8673025 9391605 9593575 11896033 12357375 15323145 15652675 19409317 25538575 26019075 28780725 35688099 43365125 46958025 47967875 58227951 59480165 76615725 78263375 97046585 127692875 130095375 143903625 178440495 234790125 291139755 297400825 368777023 383078625 485232925 892202475 1106331069 1455698775 1487004125 1843885115 2426164625 4461012375 5531655345 7278493875 9219425575 27658276725 46097127875 138291383625
• Sum of all divisors σ(n): 251188898688
• Sum of proper divisors (its aliquot sum) s(n): 112897515063
• 138291383625 is a deficient number, because the sum of its proper divisors (112897515063) is less than itself. Its deficiency is 25393868562

Bases of 138291383625

• Binary: 10000000110010110011110000110101001001₂
• Hexadecimal: 0x2032CF0D49
• Base-36: 1RJ34AIX

Squares and roots of 138291383625

• 138291383625 squared (138291383625²) is 19124506784916918140625
• 138291383625 cubed (138291383625³) is 2644754504431860890337893572265625
• The square root of 138291383625 is 371875.4947895869
• The cube root of 138291383625 is 5171.2838171357

Scales and comparisons

• 138,291,383,625 seconds is equal to 4,397 years, 12 weeks, 2 days, 17 hours, 13 minutes, 45 seconds.
• To count from 1 to 138,291,383,625 would take you about eight thousand, seven hundred ninety-four 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 138291383625 cubic inches would be around 430.9 feet tall.

Recreational maths with 138291383625

• 138291383625 backwards is 526383192831
• The number of decimal digits it has is: 12
• The sum of 138291383625's digits is 51
• More coming soon!