138985483503689761

Names of 138985483503689761

• Cardinal: 138985483503689761 can be written as One hundred thirty-eight quadrillion, nine hundred eighty-five trillion, four hundred eighty-three billion, five hundred three million, six hundred eighty-nine thousand, seven hundred sixty-one.

Scientific notation

• Scientific notation: 1.38985483503689761 × 10¹⁷

Factors of 138985483503689761

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 369

Divisors of 138985483503689761

• Number of divisors d(n): 243
• Complete list of divisors:
  1 17 19 73 97 163 289 323 361 1241 1387 1649 1843 2771 3097 5329 5491 6137 7081 9409 11899 15811 21097 23579 26353 26569 28033 31331 35017 47107 52649 58843 90593 101251 104329 120377 134539 159953 178771 202283 226081 268787 300409 400843 448001 451673 504811 516913 532627 595289 686857 868627 895033 1000331 1154203 1533667 1540081 1721267 1923769 1939537 2046409 2287163 2556241 2577193 2719201 3039107 3396649 3438811 3843377 4295539 4569379 5106953 5707771 7616017 7678441 8581787 8787521 9591409 9821347 10119913 11676569 13050283 14766659 16503913 17005627 19621451 21929857 26072339 29139673 29261539 32704073 32972129 36851203 38881771 43456097 43812281 48966667 50140561 51664819 57743033 65337409 73024163 84256819 86818201 97032107 111957691 141586201 145890379 149387857 163053953 166962899 186605593 188135089 198501673 221854811 247955377 249987721 251033203 280566521 313574347 333564667 372807569 416667283 443229763 495374441 553653787 555969241 560526193 626470451 700172857 738753649 744808777 832433339 852389537 930366673 952670659 981631561 1241410771 1432365923 1600879561 1649545819 1903280747 2127196129 2406965417 2690137819 2771917201 2838369283 3172295081 3198296513 3574566691 3771531787 4215241409 4249791257 4749766699 4769630857 5330763899 6337728673 7083343811 8172911443 8421365497 9412114379 10649997667 11902938569 13733861497 14151366763 14490622129 15816233441 16195401203 18100742521 18249103633 24350220691 27214952537 30416711659 32355772699 36162334193 40416726451 40918412089 45732342923 51112618561 53929016377 54371040721 60767633747 67916767129 71659103953 72246451369 80746033883 90245567281 90622986283 120416844787 138939494531 155285317417 160005944443 202349955673 233475645449 260943368443 268875968497 275321820451 307712622857 310234761761 346732969027 462654193129 517084098203 614759681281 687084349667 777449829691 868914515537 1033049773699 1154585041193 1332184565209 1372682576011 1534174643777 2361971407027 2639850396089 2950421030923 3969085972633 4436037263531 4957924000417 5231114588569 5273990949937 5894460473459 6587926411513 8790429669451 11680433944339 14771546764129 19627945700281 22647137608553 25311506738971 26080968944209 44877456733513 50157157525691 75412633480027 84284708007089 100205828048803 111994748995721 385001339345401 430295614562507 480918628040449 852671677936747 1432840036120513 1903910732927257 7315025447562619 8175616676687633 138985483503689761
• Sum of all divisors σ(n): 160616260733924331
• Sum of proper divisors (its aliquot sum) s(n): 21630777230234570
• 138985483503689761 is a deficient number, because the sum of its proper divisors (21630777230234570) is less than itself. Its deficiency is 117354706273455191

Bases of 138985483503689761

• Binary: 111101101110001101000111110010101001011000110000000100001₂
• Hexadecimal: 0x1EDC68F952C6021
• Base-36: 120I8POB95PD

Squares and roots of 138985483503689761

• 138985483503689761 squared (138985483503689761²) is 19316964624754418683182501336237121
• 138985483503689761 cubed (138985483503689761³) is 2684777668195163932154351755591190482145899115818081
• 138985483503689761 is a perfect square number. Its square root is 372807569
• The cube root of 138985483503689761 is 517992.1132747857

Scales and comparisons

• 138,985,483,503,689,761 seconds is equal to 4,419,308,465 years, 4 weeks, 4 days, 16 hours, 56 minutes, 1 second.
• To count from 1 to 138,985,483,503,689,761 would take you about thirteen billion, two hundred fifty-seven million, nine hundred twenty-five thousand, three hundred ninety-five 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 138985483503689761 cubic inches would be around 43166 feet tall.

Recreational maths with 138985483503689761

• 138985483503689761 backwards is 167986305384589831
• The number of decimal digits it has is: 18
• The sum of 138985483503689761's digits is 94
• More coming soon!