389944680398289

Names of 389944680398289

• Cardinal: 389944680398289 can be written as Three hundred eighty-nine trillion, nine hundred forty-four billion, six hundred eighty million, three hundred ninety-eight thousand, two hundred eighty-nine.

Scientific notation

• Scientific notation: 3.89944680398289 × 10¹⁴

Factors of 389944680398289

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 10375

Divisors of 389944680398289

• Number of divisors d(n): 63
• Complete list of divisors:
  1 3 9 27 71 81 213 243 639 729 1917 5041 5751 10301 15123 17253 30903 45369 51759 92709 136107 278127 408321 731371 834381 1224963 2194113 2503143 3674889 6582339 7509429 19747017 51927341 59241051 106110601 155782023 177723153 318331803 467346069 533169459 954995409 1402038207 2864986227 4206114621 7533852671 8594958681 12618343863 22601558013 25784876043 37855031589 67804674039 77354628129 203414022117 534903539641 610242066351 1604710618923 1830726199053 4814131856769 5492178597159 14442395570307 43327186710921 129981560132763 389944680398289
• Sum of all divisors σ(n): 593057621503627
• Sum of proper divisors (its aliquot sum) s(n): 203112941105338
• 389944680398289 is a deficient number, because the sum of its proper divisors (203112941105338) is less than itself. Its deficiency is 186831739292951

Bases of 389944680398289

• Binary: 1011000101010011100010010001010000011110111010001₂
• Hexadecimal: 0x162A712283DD1
• Base-36: 3U8242MW29

Squares and roots of 389944680398289

• 389944680398289 squared (389944680398289²) is 152056853770923753463674127521
• 389944680398289 cubed (389944680398289³) is 59293761246072228580358750123748842856211569
• 389944680398289 is a perfect square number. Its square root is 19747017
• The cube root of 389944680398289 is 73057.9811076021

Scales and comparisons

• 389,944,680,398,289 seconds is equal to 12,399,034 years, 34 weeks, 1 day, 17 hours, 18 minutes, 9 seconds.
• To count from 1 to 389,944,680,398,289 would take you about thirty million, nine hundred ninety-seven thousand, five hundred eighty-six 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 389944680398289 cubic inches would be around 6088.2 feet tall.

Recreational maths with 389944680398289

• 389944680398289 backwards is 982893086449983
• The number of decimal digits it has is: 15
• The sum of 389944680398289's digits is 90
• More coming soon!