142688117385

Names of 142688117385

• Cardinal: 142688117385 can be written as One hundred forty-two billion, six hundred eighty-eight million, one hundred seventeen thousand, three hundred eighty-five.

Scientific notation

• Scientific notation: 1.42688117385 × 10¹¹

Factors of 142688117385

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 326

Divisors of 142688117385

• Number of divisors d(n): 384
• Complete list of divisors:
  1 3 5 9 11 15 19 33 37 41 45 55 57 73 95 99 111 123 137 165 171 185 205 209 219 285 333 365 369 407 411 451 495 555 615 627 657 685 703 779 803 855 1045 1095 1221 1233 1353 1387 1507 1517 1665 1845 1881 2035 2055 2109 2255 2337 2409 2603 2701 2993 3135 3285 3515 3663 3895 4015 4059 4161 4521 4551 5069 5617 6105 6165 6327 6765 6935 7011 7227 7535 7585 7733 7809 8103 8569 8979 9405 10001 10545 11685 12045 12483 13015 13505 13563 13653 14965 15207 15257 16687 16851 18315 20295 20805 22605 22755 23199 23427 24309 25345 25707 26937 28085 28633 28823 29711 30003 31635 32923 35055 36135 38665 39045 40515 42845 44895 45621 45771 50005 50061 50553 51319 55759 56867 61787 62415 67815 68265 69597 76035 76285 77121 83435 84255 85899 86469 89133 90009 96311 98769 106723 110011 110741 115995 117135 121545 128535 134685 137313 143165 144115 148555 150015 150183 153957 164615 167277 170601 185361 190019 207829 228105 228855 250305 252765 256595 257697 259407 267399 278795 284335 288933 296307 308935 317053 320169 330033 332223 347985 370037 385605 410041 429495 432345 445665 450045 461871 481555 493845 501831 511803 533615 550055 553705 556083 564509 570057 623487 625537 686565 750915 769785 836385 853005 866799 926805 950095 951159 960507 990099 996669 1039145 1059421 1110111 1173953 1218151 1230123 1288485 1297035 1336995 1444665 1481535 1585265 1600845 1650165 1661115 1693527 1710171 1850185 1870461 1876611 2050205 2090209 2104079 2286119 2309355 2509155 2559015 2780415 2822545 2850285 2853477 3117435 3127685 3178263 3330333 3521859 3654453 3690369 3948751 4070407 4333995 4510451 4755795 4802535 4950495 4983345 5080581 5297105 5550555 5629833 5869765 6090755 6150615 6270627 6312237 6858357 7030703 7790779 8467635 8550855 9352305 9383055 9534789 10451045 10520395 10565577 10963359 11430595 11846253 12211221 13531353 14267385 15171517 15891315 16651665 17609295 18272265 18451845 18811881 18936711 19743755 20352035 20575071 21092109 22552255 23144869 23372337 25402905 28149165 31353135 31561185 34291785 35153515 35538759 36633663 38953895 40594059 43436261 45514551 47673945 52827885 54816795 59231265 61056105 63276327 67656765 69434607 70117011 75857585 77337733 85698569 94059405 94683555 102875355 105460545 115724345 116861685 130308783 136543653 166886687 177693795 183168315 202970295 208303821 217181305 227572755 232013199 257095707 288258823 316381635 347173035 350585055 386688665 390926349 428492845 500660061 651543915 682718265 696039597 771287121 834433435 864776469 1041519105 1160065995 1285478535 1441294115 1501980183 1954631745 2503300305 2594329407 3170847053 3480197985 3856435605 4323882345 7509900915 9512541159 12971647035 15854235265 28537623477 47562705795 142688117385
• Sum of all divisors σ(n): 305105149440
• Sum of proper divisors (its aliquot sum) s(n): 162417032055
• 142688117385 is an abundant number, because the sum of its proper divisors (162417032055) is greater than itself. Its abundance is 19728914670

Bases of 142688117385

• Binary: 10000100111000110111111110001010001001₂
• Hexadecimal: 0x2138DFE289
• Base-36: 1TJSTK09

Squares and roots of 142688117385

• 142688117385 squared (142688117385²) is 20359898842875539238225
• 142688117385 cubed (142688117385³) is 2905115636038950613769022279041625
• The square root of 142688117385 is 377740.8071482349
• The cube root of 142688117385 is 5225.5170525003

Scales and comparisons

• 142,688,117,385 seconds is equal to 4,537 years, 2 weeks, 20 hours, 9 minutes, 45 seconds.
• To count from 1 to 142,688,117,385 would take you about nine thousand and seventy-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 142688117385 cubic inches would be around 435.5 feet tall.

Recreational maths with 142688117385

• 142688117385 backwards is 583711886241
• The number of decimal digits it has is: 12
• The sum of 142688117385's digits is 54
• More coming soon!