1989976773019744

Names of 1989976773019744

• Cardinal: 1989976773019744 can be written as One quadrillion, nine hundred eighty-nine trillion, nine hundred seventy-six billion, seven hundred seventy-three million, nineteen thousand, seven hundred forty-four.

Scientific notation

• Scientific notation: 1.989976773019744 × 10¹⁵

Factors of 1989976773019744

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 210619

Divisors of 1989976773019744

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 8 16 23 32 46 61 92 122 184 244 368 488 736 976 1403 1952 2806 5612 11224 22448 44896 210533 421066 842132 1684264 3368528 4842259 6737056 9684518 12842513 19369036 25685026 38738072 51370052 77476144 102740104 154952288 205480208 295377799 410960416 590755598 1181511196 2363022392 4726044784 9452089568 44324144089 88648288178 177296576356 354593152712 709186305424 1019455314047 1418372610848 2038910628094 2703772789429 4077821256188 5407545578858 8155642512376 10815091157716 16311285024752 21630182315432 32622570049504 43260364630864 62186774156867 86520729261728 124373548313734 248747096627468 497494193254936 994988386509872 1989976773019744
• Sum of all divisors σ(n): 4155142299778512
• Sum of proper divisors (its aliquot sum) s(n): 2165165526758768
• 1989976773019744 is an abundant number, because the sum of its proper divisors (2165165526758768) is greater than itself. Its abundance is 175188753739024

Bases of 1989976773019744

• Binary: 111000100011101111110010010101010101100100001100000₂
• Hexadecimal: 0x711DF92AAC860
• Base-36: JLDYPIZ7TS

Squares and roots of 1989976773019744

• 1989976773019744 squared (1989976773019744²) is 3960007557158073731812613825536
• 1989976773019744 cubed (1989976773019744³) is 7880323059727223004937061708996222522699382784
• The square root of 1989976773019744 is 44609155.7084388675
• The cube root of 1989976773019744 is 125781.2778238375

Scales and comparisons

• 1,989,976,773,019,744 seconds is equal to 63,275,105 years, 50 weeks, 6 days, 14 hours, 49 minutes, 4 seconds.
• To count from 1 to 1,989,976,773,019,744 would take you about one hundred eighty-nine million, eight hundred twenty-five thousand, three hundred seventeen 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 1989976773019744 cubic inches would be around 10481.8 feet tall.

Recreational maths with 1989976773019744

• 1989976773019744 backwards is 4479103776799891
• The number of decimal digits it has is: 16
• The sum of 1989976773019744's digits is 91
• More coming soon!