138972803116275844

Names of 138972803116275844

• Cardinal: 138972803116275844 can be written as One hundred thirty-eight quadrillion, nine hundred seventy-two trillion, eight hundred three billion, one hundred sixteen million, two hundred seventy-five thousand, eight hundred forty-four.

Scientific notation

• Scientific notation: 1.38972803116275844 × 10¹⁷

Factors of 138972803116275844

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 67681

Divisors of 138972803116275844

• Number of divisors d(n): 81
• Complete list of divisors:
  1 2 4 31 62 89 124 178 356 961 1922 2759 3844 5518 7921 11036 15842 31684 67559 85529 135118 171058 245551 270236 342116 491102 982204 2094329 4188658 6012751 7612081 8377316 12025502 15224162 24051004 30448324 64924199 129848398 186395281 259696796 372790562 535134839 745581124 1070269678 2140539356 4564218481 5778253711 9128436962 11556507422 16589180009 18256873924 23113014844 33178360018 66356720036 141490772911 282981545822 406215444809 514264580279 565963091644 812430889618 1028529160558 1624861779236 2057058321116 4386213960241 8772427920482 12592678789079 17544855840964 25185357578158 36153174588001 50370715156316 72306349176002 144612698352004 390373042461449 780746084922898 1120748412228031 1561492169845796 2241496824456062 4482993648912124 34743200779068961 69486401558137922 138972803116275844
• Sum of all divisors σ(n): 254159808042908901
• Sum of proper divisors (its aliquot sum) s(n): 115187004926633057
• 138972803116275844 is a deficient number, because the sum of its proper divisors (115187004926633057) is less than itself. Its deficiency is 23785798189642787

Bases of 138972803116275844

• Binary: 111101101101110110000011100110011001011111001100010000100₂
• Hexadecimal: 0x1EDBB07332F9884
• Base-36: 120DQWDVZHXG

Squares and roots of 138972803116275844

• 138972803116275844 squared (138972803116275844²) is 19313440005995168937261535897912336
• 138972803116275844 cubed (138972803116275844³) is 2684042895451171968910220115920667317463862706411584
• 138972803116275844 is a perfect square number. Its square root is 372790562
• The cube root of 138972803116275844 is 517976.3597340245

Scales and comparisons

• 138,972,803,116,275,844 seconds is equal to 4,418,905,267 years, 51 weeks, 4 days, 11 hours, 44 minutes, 4 seconds.
• To count from 1 to 138,972,803,116,275,844 would take you about thirteen billion, two hundred fifty-six million, seven hundred fifteen thousand, eight hundred three 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 138972803116275844 cubic inches would be around 43164.7 feet tall.

Recreational maths with 138972803116275844

• 138972803116275844 backwards is 448572611308279831
• The number of decimal digits it has is: 18
• The sum of 138972803116275844's digits is 79
• More coming soon!