138285180126

Names of 138285180126

• Cardinal: 138285180126 can be written as One hundred thirty-eight billion, two hundred eighty-five million, one hundred eighty thousand, one hundred twenty-six.

Scientific notation

• Scientific notation: 1.38285180126 × 10¹¹

Factors of 138285180126

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 264150

Divisors of 138285180126

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 3 6 9 18 27 53 54 61 81 106 122 159 162 183 318 366 477 549 954 1098 1431 1647 2862 3233 3294 4293 4941 6466 8586 9699 9882 19398 29097 58194 87291 174582 261873 264031 523746 528062 792093 1584186 2376279 4752558 7128837 13993643 14257674 16105891 21386511 27987286 32211782 41980929 42773022 48317673 83961858 96635346 125942787 144953019 251885574 289906038 377828361 434859057 755656722 853612223 869718114 1133485083 1304577171 1707224446 2266970166 2560836669 2609154342 5121673338 7682510007 15365020014 23047530021 46095060042 69142590063 138285180126
• Sum of all divisors σ(n): 320884426368
• Sum of proper divisors (its aliquot sum) s(n): 182599246242
• 138285180126 is an abundant number, because the sum of its proper divisors (182599246242) is greater than itself. Its abundance is 44314066116

Bases of 138285180126

• Binary: 10000000110010011100000110010011011110₂
• Hexadecimal: 0x20327064DE
• Base-36: 1RIZFBVI

Squares and roots of 138285180126

• 138285180126 squared (138285180126²) is 19122791042480265375876
• 138285180126 cubed (138285180126³) is 2644398603821242815303293755040376
• The square root of 138285180126 is 371867.1538681523
• The cube root of 138285180126 is 5171.2064911957

Scales and comparisons

• 138,285,180,126 seconds is equal to 4,397 years, 2 weeks, 22 hours, 2 minutes, 6 seconds.
• To count from 1 to 138,285,180,126 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 138285180126 cubic inches would be around 430.9 feet tall.

Recreational maths with 138285180126

• 138285180126 backwards is 621081582831
• The number of decimal digits it has is: 12
• The sum of 138285180126's digits is 45
• More coming soon!