138261294185198031

Names of 138261294185198031

• Cardinal: 138261294185198031 can be written as One hundred thirty-eight quadrillion, two hundred sixty-one trillion, two hundred ninety-four billion, one hundred eighty-five million, one hundred ninety-eight thousand and thirty-one.

Scientific notation

• Scientific notation: 1.38261294185198031 × 10¹⁷

Factors of 138261294185198031

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 2119

Divisors of 138261294185198031

• Number of divisors d(n): 180
• Complete list of divisors:
  1 3 9 27 81 197 251 367 591 753 1101 1301 1773 2259 3303 3903 5319 6777 9909 11709 15957 20331 29727 35127 38809 49447 72299 92117 105381 116427 134689 148341 216897 256297 276351 326551 349281 404067 445023 477467 650691 768891 829053 979653 1047843 1212201 1335069 1432401 1952073 2306673 2487159 2938959 3143529 3636603 4005207 4297203 5856219 6920019 7461477 8816877 9741059 10909809 12891609 14242903 18147049 20760057 26450631 26533733 29223177 33806939 38674827 42728709 50490509 54441147 64330547 79601199 87669531 94060999 101420817 119844217 128186127 151471527 163323441 175230389 192991641 238803597 263008593 282182997 304262451 359532651 384558381 454414581 489970323 525691167 578974923 716410791 789025779 846548991 912787353 1078597953 1153675143 1363243743 1469910969 1577073501 1736924769 2149232373 2539646973 2738362059 3235793859 3574968653 4089731229 4731220503 5210774307 5227145401 6659966983 7618940919 9707381577 10724905959 12673117759 14193661509 15681436203 18530016803 19979900949 23609310749 32174717877 34520386633 38019353277 43982827639 47044308609 55590050409 59939702847 70827932247 96524153631 103561159899 114058059831 131948482917 141132925827 166770151227 179819108541 212483796741 289572460893 310683479697 342174179493 395845448751 423398777481 500310453681 539457325623 637451390223 932050439091 1026522538479 1187536346253 1312013495651 1500931361043 1912354170669 2796151317273 3562609038759 3936040486953 4651034217553 6800516166701 8664617044883 11808121460859 13953102652659 20401548500103 25993851134649 35424364382577 41859307957977 61204645500309 77981553403947 106273093147731 125577923873931 183613936500927 233944660211841 376733771621793 550841809502781 701833980635523 1706929557841951 5120788673525853 15362366020577559 46087098061732677 138261294185198031
• Sum of all divisors σ(n): 209149362050645016
• Sum of proper divisors (its aliquot sum) s(n): 70888067865446985
• 138261294185198031 is a deficient number, because the sum of its proper divisors (70888067865446985) is less than itself. Its deficiency is 67373226319751046

Bases of 138261294185198031

• Binary: 111101011001100111110101000011110000110000011000111001111₂
• Hexadecimal: 0x1EB33EA1E1831CF
• Base-36: 11TDJDP11DXR

Squares and roots of 138261294185198031

• 138261294185198031 squared (138261294185198031²) is 19116185469765874858922538686276961
• 138261294185198031 cubed (138261294185198031³) is 2643028542934107644268147699394569616467353897863791
• The square root of 138261294185198031 is 371835036.2529034609
• The cube root of 138261294185198031 is 517090.8733946279

Scales and comparisons

• 138,261,294,185,198,031 seconds is equal to 4,396,281,484 years, 42 weeks, 6 days, 19 hours, 53 minutes, 51 seconds.
• To count from 1 to 138,261,294,185,198,031 would take you about thirteen billion, one hundred eighty-eight million, eight hundred forty-four thousand, four hundred fifty-four 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 138261294185198031 cubic inches would be around 43090.9 feet tall.

Recreational maths with 138261294185198031

• 138261294185198031 backwards is 130891581492162831
• The number of decimal digits it has is: 18
• The sum of 138261294185198031's digits is 72
• More coming soon!