138521170193870883

Names of 138521170193870883

• Cardinal: 138521170193870883 can be written as One hundred thirty-eight quadrillion, five hundred twenty-one trillion, one hundred seventy billion, one hundred ninety-three million, eight hundred seventy thousand, eight hundred eighty-three.

Scientific notation

• Scientific notation: 1.38521170193870883 × 10¹⁷

Factors of 138521170193870883

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 789

Divisors of 138521170193870883

• Number of divisors d(n): 162
• Complete list of divisors:
  1 3 37 71 111 157 213 471 521 1369 1563 2627 4107 5041 5809 7881 11147 15123 17427 19277 24649 33441 36991 57831 73947 81797 97199 110973 186517 214933 245391 271441 291597 412439 559551 644799 713249 791437 814323 912013 1237317 1368667 1750079 2139747 2374311 2626361 2736039 3026489 4106001 5250237 5807587 6901129 7879083 9079467 10043317 12842129 15260243 17422761 19272311 20703387 29283169 30129951 33744481 38526387 42616237 45780729 50640679 57816933 64752923 87849507 97175357 101233443 111980093 124255609 127848711 151922037 194258769 214880719 291526071 335940279 371602729 372766827 412338677 475158773 644642157 713075507 911791159 1083477253 1114808187 1237016031 1368334081 1425476319 1576800769 2139226521 2395858151 2735373477 3025752827 3250431759 3595488209 4105002243 4597457533 4730402307 6690749209 7187574453 7950586603 9077258481 10786464627 13792372599 15256531049 17580874601 20072247627 23851759809 26383793759 33736272883 45769593147 50628360997 52742623803 58341628453 64737172289 79151381277 101208818649 111952854599 151885082991 170105928721 175024885359 194211516867 214828450717 247557720733 335858563797 475043193839 510317786163 564491648813 644485352151 742673162199 1248242096671 1425129581517 1693474946439 1873249356889 2395275374693 3744726290013 4142255620163 5619748070667 7185826124079 7948652676529 9159635667121 12426766860489 17576598172043 23845958029587 27478907001363 33728066762569 52729794516129 88625188863641 101184200287707 265875566590923 294100149031573 650334132365591 882300447094719 1247938470215053 1951002397096773 3743815410645159 46173723397956961 138521170193870883
• Sum of all divisors σ(n): 194139519916314924
• Sum of proper divisors (its aliquot sum) s(n): 55618349722444041
• 138521170193870883 is a deficient number, because the sum of its proper divisors (55618349722444041) is less than itself. Its deficiency is 82902820471426842

Bases of 138521170193870883

• Binary: 111101100001000000100010100110111010001101111000000100011₂
• Hexadecimal: 0x1EC20453746F023
• Base-36: 11VXNN32SW83

Squares and roots of 138521170193870883

• 138521170193870883 squared (138521170193870883²) is 19188114591879343121772139275199689
• 138521170193870883 cubed (138521170193870883³) is 2657960087081215827092162086281554069998073707755387
• The square root of 138521170193870883 is 372184322.8749309949
• The cube root of 138521170193870883 is 517414.6453936949

Scales and comparisons

• 138,521,170,193,870,883 seconds is equal to 4,404,544,738 years, 2 weeks, 5 days, 6 hours, 48 minutes, 3 seconds.
• To count from 1 to 138,521,170,193,870,883 would take you about thirteen billion, two hundred thirteen million, six hundred thirty-four thousand, two hundred fourteen 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 138521170193870883 cubic inches would be around 43117.9 feet tall.

Recreational maths with 138521170193870883

• 138521170193870883 backwards is 388078391071125831
• The number of decimal digits it has is: 18
• The sum of 138521170193870883's digits is 75
• More coming soon!