138486187913880976

Names of 138486187913880976

• Cardinal: 138486187913880976 can be written as One hundred thirty-eight quadrillion, four hundred eighty-six trillion, one hundred eighty-seven billion, nine hundred thirteen million, eight hundred eighty thousand, nine hundred seventy-six.

Scientific notation

• Scientific notation: 1.38486187913880976 × 10¹⁷

Factors of 138486187913880976

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 2835

Divisors of 138486187913880976

• Number of divisors d(n): 225
• Complete list of divisors:
  1 2 4 8 13 16 26 52 104 169 208 211 338 422 676 844 1352 1688 2197 2609 2704 2743 3376 4394 5218 5486 8788 10436 10972 17576 20872 21944 28561 33917 35152 35659 41744 43888 44521 57122 67834 71318 89042 114244 135668 142636 178084 228488 271336 285272 356168 440921 456976 463567 542672 550499 570544 578773 712336 881842 927134 1100998 1157546 1763684 1854268 2201996 2315092 3527368 3708536 4403992 4630184 5731973 6026371 6806881 7054736 7156487 7417072 7524049 8807984 9260368 11463946 12052742 13613762 14312974 15048098 22927892 24105484 27227524 28625948 30096196 45855784 48210968 54455048 57251896 60192392 74515649 88489453 91711568 93034331 96421936 97812637 108910096 114503792 116155289 120384784 149031298 176978906 186068662 195625274 232310578 298062596 353957812 372137324 391250548 464621156 596125192 707915624 744274648 782501096 929242312 1150362889 1192250384 1209446303 1271564281 1415831248 1436251891 1488549296 1510018757 1565002192 1858484624 2300725778 2418892606 2543128562 2872503782 3020037514 4601451556 4837785212 5086257124 5745007564 6040075028 9202903112 9675570424 10172514248 11490015128 12080150056 14954717557 15722801939 18405806224 18671274583 19351140848 19630243841 20345028496 22980030256 24160300112 29909435114 31445603878 37342549166 39260487682 59818870228 62891207756 74685098332 78520975364 119637740456 125782415512 149370196664 157041950728 194411328241 239275480912 242726569579 251564831024 255193169933 298740393328 303049149001 314083901456 388822656482 485453139158 510386339866 606098298002 777645312964 970906278316 1020772679732 1212196596004 1555290625928 1941812556632 2041545359464 2424393192008 3110581251856 3155445404527 3317511209129 3883625113264 3939638937013 4083090718928 4848786384016 6310890809054 6635022418258 7879277874026 12621781618108 13270044836516 15758555748052 25243563236216 26540089673032 31517111496104 41020790258851 50487126472432 51215306181169 53080179346064 63034222992208 82041580517702 102430612362338 164083161035404 204861224724676 328166322070808 409722449449352 656332644141616 665798980355197 819444898898704 1331597960710394 2663195921420788 5326391842841576 8655386744617561 10652783685683152 17310773489235122 34621546978470244 69243093956940488 138486187913880976
• Sum of all divisors σ(n): 292172081638291413
• Sum of proper divisors (its aliquot sum) s(n): 153685893724410437
• 138486187913880976 is an abundant number, because the sum of its proper divisors (153685893724410437) is greater than itself. Its abundance is 15199705810529461

Bases of 138486187913880976

• Binary: 111101100000000000111010001000100111001111010010110010000₂
• Hexadecimal: 0x1EC007444E7A590
• Base-36: 11VL98G4IG0G

Squares and roots of 138486187913880976

• 138486187913880976 squared (138486187913880976²) is 19178424242918753311335462294712576
• 138486187913880976 cubed (138486187913880976³) is 2655946863596976962141123415943499056490840594354176
• 138486187913880976 is a perfect square number. Its square root is 372137324
• The cube root of 138486187913880976 is 517371.0855828787

Scales and comparisons

• 138,486,187,913,880,976 seconds is equal to 4,403,432,409 years, 39 weeks, 2 days, 9 hours, 36 minutes, 16 seconds.
• To count from 1 to 138,486,187,913,880,976 would take you about thirteen billion, two hundred ten million, two hundred ninety-seven thousand, two hundred twenty-nine 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 138486187913880976 cubic inches would be around 43114.3 feet tall.

Recreational maths with 138486187913880976

• 138486187913880976 backwards is 679088319781684831
• The number of decimal digits it has is: 18
• The sum of 138486187913880976's digits is 97
• More coming soon!