138149398155837625

Names of 138149398155837625

• Cardinal: 138149398155837625 can be written as One hundred thirty-eight quadrillion, one hundred forty-nine trillion, three hundred ninety-eight billion, one hundred fifty-five million, eight hundred thirty-seven thousand, six hundred twenty-five.

Scientific notation

• Scientific notation: 1.38149398155837625 × 10¹⁷

Factors of 138149398155837625

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 255

Divisors of 138149398155837625

• Number of divisors d(n): 56
• Complete list of divisors:
  1 5 25 101 125 149 505 745 2525 3725 12625 15049 18625 22201 75245 111005 376225 555025 1881125 2242301 2775125 3307949 11211505 16539745 56057525 82698725 280287625 334102849 413493625 492884401 1670514245 2464422005 8352571225 12322110025 41762856125 49781324501 61610550125 73439775749 248906622505 367198878745 1244533112525 1835994393725 6222665562625 7417417350649 9179971968625 10942526586601 37087086753245 54712632933005 185435433766225 273563164665025 927177168831125 1105195185246701 1367815823325125 5525975926233505 27629879631167525 138149398155837625
• Sum of all divisors σ(n): 175293952526035512
• Sum of proper divisors (its aliquot sum) s(n): 37144554370197887
• 138149398155837625 is a deficient number, because the sum of its proper divisors (37144554370197887) is less than itself. Its deficiency is 101004843785639738

Bases of 138149398155837625

• Binary: 111101010110011100010010101001011000000110100000010111001₂
• Hexadecimal: 0x1EACE254B0340B9
• Base-36: 11S9VHDA86GP

Squares and roots of 138149398155837625

• 138149398155837625 squared (138149398155837625²) is 19085256210820152183284865365640625
• 138149398155837625 cubed (138149398155837625³) is 2636616659174766110799901631155980345119941603515625
• The square root of 138149398155837625 is 371684541.1849107627
• The cube root of 138149398155837625 is 516951.3404137647
• Being both a perfect square and a perfect cube, 138149398155837625 is also a perfect sixth number.

Scales and comparisons

• 138,149,398,155,837,625 seconds is equal to 4,392,723,537 years, 10 weeks, 6 days, 10 hours, 25 seconds.
• To count from 1 to 138,149,398,155,837,625 would take you about thirteen billion, one hundred seventy-eight million, one hundred seventy thousand, six hundred eleven 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 138149398155837625 cubic inches would be around 43079.3 feet tall.

Recreational maths with 138149398155837625

• 138149398155837625 backwards is 526738551893941831
• The number of decimal digits it has is: 18
• The sum of 138149398155837625's digits is 88
• More coming soon!