138788941375

Names of 138788941375

• Cardinal: 138788941375 can be written as One hundred thirty-eight billion, seven hundred eighty-eight million, nine hundred forty-one thousand, three hundred seventy-five.

Scientific notation

• Scientific notation: 1.38788941375 × 10¹¹

Factors of 138788941375

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 152

Divisors of 138788941375

• Number of divisors d(n): 288
• Complete list of divisors:
  1 5 7 17 19 25 31 35 49 73 85 95 119 125 133 155 175 217 245 323 365 425 475 511 527 589 595 665 775 833 875 931 961 1085 1225 1241 1387 1519 1615 1825 2125 2261 2263 2375 2555 2635 2945 2975 3325 3577 3689 3875 4123 4165 4655 4805 5425 6125 6205 6727 6935 7595 8075 8687 9125 9709 10013 11305 11315 12775 13175 14725 14875 15827 15841 16337 16625 17885 18259 18445 20615 20825 23275 23579 24025 25823 27125 28861 31025 33635 34675 37975 38471 40375 42997 43435 47089 48545 50065 56525 56575 60809 63875 65875 67963 70091 70153 73625 79135 79205 81685 89425 91295 92225 103075 104125 110887 114359 116375 117895 120125 127813 129115 144305 155125 165053 168175 173375 189875 192355 214985 217175 235445 242725 250325 269297 282625 282875 300979 304045 310403 339815 350455 350765 395675 396025 408425 447125 456475 461125 490637 491071 515375 554435 571795 589475 639065 645575 721525 730949 800513 825265 840875 894691 961775 1074925 1085875 1155371 1177225 1192601 1213625 1251625 1332907 1346485 1504895 1520225 1552015 1699075 1752275 1753825 1885079 1978375 1980125 2042125 2106853 2172821 2282375 2453185 2455355 2772175 2858975 2947375 3195325 3227875 3437497 3607625 3654745 4002565 4126325 4473455 4808875 5116643 5374625 5776855 5886125 5963005 6664535 6732425 7524475 7601125 7760075 8348207 8495375 8761375 8769125 9330349 9425395 10534265 10864105 12265925 12276775 13860875 14294875 15209747 15976625 17187485 18273725 20012825 20631625 22367275 22659419 25583215 28884275 29815025 33322675 33662125 35816501 37622375 38800375 41741035 46651745 47126975 52671325 54320525 58437449 61329625 61383875 65312443 76048735 85937425 91368625 100064125 111836375 113297095 127916075 144421375 149075125 158615933 166613375 179082505 208705175 233258725 235634875 263356625 271602625 292187245 326562215 380243675 429687125 566485475 639580375 793079665 895412525 1043525875 1110311531 1166293625 1460936225 1632811075 1901218375 2832427375 3965398325 4477062625 5551557655 7304681125 8164055375 19826991625 27757788275 138788941375
• Sum of all divisors σ(n): 235224699840
• Sum of proper divisors (its aliquot sum) s(n): 96435758465
• 138788941375 is a deficient number, because the sum of its proper divisors (96435758465) is less than itself. Its deficiency is 42353182910

Bases of 138788941375

• Binary: 10000001010000011101110010111000111111₂
• Hexadecimal: 0x2050772E3F
• Base-36: 1RRBCOJJ

Squares and roots of 138788941375

• 138788941375 squared (138788941375²) is 19262370247993186890625
• 138788941375 cubed (138788941375³) is 2673403975092270626762371662109375
• The square root of 138788941375 is 372543.8784559477
• The cube root of 138788941375 is 5177.4783044997

Scales and comparisons

• 138,788,941,375 seconds is equal to 4,413 years, 3 weeks, 11 hours, 42 minutes, 55 seconds.
• To count from 1 to 138,788,941,375 would take you about eight thousand, eight hundred twenty-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 138788941375 cubic inches would be around 431.5 feet tall.

Recreational maths with 138788941375

• 138788941375 backwards is 573149887831
• The number of decimal digits it has is: 12
• The sum of 138788941375's digits is 64
• More coming soon!