129138066750

Names of 129138066750

• Cardinal: 129138066750 can be written as One hundred twenty-nine billion, one hundred thirty-eight million, sixty-six thousand, seven hundred fifty.

Scientific notation

• Scientific notation: 1.2913806675 × 10¹¹

Factors of 129138066750

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 398

Divisors of 129138066750

• Number of divisors d(n): 576
• Complete list of divisors:
  1 2 3 5 6 7 10 11 14 15 21 22 25 30 33 35 42 49 50 55 66 70 75 77 98 105 110 113 121 125 147 150 154 165 175 210 226 231 242 245 250 257 275 294 330 339 350 363 375 385 462 490 514 525 539 550 565 605 678 726 735 750 770 771 791 825 847 875 1050 1078 1130 1155 1210 1225 1243 1285 1375 1470 1542 1582 1617 1650 1694 1695 1750 1799 1815 1925 2310 2373 2450 2486 2541 2570 2625 2695 2750 2825 2827 3025 3234 3390 3598 3630 3675 3729 3850 3855 3955 4125 4235 4746 5082 5250 5390 5397 5537 5650 5654 5775 5929 6050 6125 6215 6425 7350 7458 7710 7910 8085 8250 8470 8475 8481 8701 8995 9075 9625 10794 11074 11550 11858 11865 12250 12430 12593 12705 12850 13475 13673 14125 14135 15125 16170 16611 16950 16962 17402 17787 17990 18150 18375 18645 19250 19275 19775 19789 21175 23730 25186 25410 26103 26950 26985 27346 27685 28250 28270 28875 29041 29645 30250 31075 31097 32125 33222 35574 36750 37290 37779 38550 39550 39578 40425 41019 42350 42375 42405 43505 44975 45375 52206 53970 55370 57750 58082 59290 59325 59367 60907 62150 62194 62965 63525 64250 67375 68365 70675 75558 80850 82038 83055 84750 84810 87010 87123 88935 89950 90750 93225 93291 95711 96375 98875 98945 105875 118650 118734 121814 125930 127050 130515 134750 134925 136730 138425 138523 141350 145205 148225 155375 155485 166110 174246 177870 182721 186450 186582 188895 191422 192750 197750 197890 202125 203287 205095 211750 212025 217525 217679 224875 261030 269850 276850 277046 287133 290410 296450 296625 296835 304535 310750 310970 314825 317625 319451 341825 353375 365442 377790 404250 406574 410190 415275 415569 424050 435050 435358 435615 444675 449750 466125 466455 478555 494725 574266 593250 593670 609070 609861 629650 635250 638902 652575 653037 669977 674625 683650 692125 692615 706750 726025 741125 777425 830550 831138 871230 889350 913605 932250 932910 944475 957110 958353 989450 1016435 1025475 1060125 1087625 1088395 1219722 1305150 1306074 1339954 1349250 1384250 1385230 1423009 1435665 1452050 1482250 1484175 1522675 1523753 1554850 1574125 1597255 1709125 1827210 1888950 1916706 2009931 2032870 2050950 2076375 2077845 2120250 2175250 2176790 2178075 2223375 2236157 2332275 2392775 2473625 2846018 2871330 2968350 3045350 3047506 3049305 3148250 3194510 3262875 3265185 3349885 3418250 3463075 3513961 3630125 3887125 4019862 4152750 4155690 4269027 4356150 4446750 4472314 4568025 4571259 4664550 4722375 4785550 4791765 4947250 5082175 5127375 5441975 6098610 6525750 6530370 6699770 6708471 6926150 7027922 7115045 7178325 7260250 7420875 7613375 7618765 7774250 7986275 8538054 9136050 9142518 9444750 9583530 10049655 10164350 10254750 10389225 10541883 10883950 10890375 11180785 11661375 11963875 13416942 14230090 14356650 14841750 15226750 15237530 15246525 15653099 15972550 16325925 16749425 17315375 17569805 20099310 20778450 21083766 21345135 21780750 22361570 22840125 22856295 23322750 23927750 23958825 24597727 25410875 27209875 30493050 31306198 32651850 33498850 33542355 34630750 35139610 35575225 35891625 38093825 39931375 42690270 45680250 45712590 46959297 47917650 49195454 50248275 50821750 51946125 52709415 54419750 55903925 67084710 71150450 71783250 73793181 76187650 76232625 78265495 79862750 81629625 83747125 87849025 93918594 100496550 103892250 105418830 106725675 111807850 114281475 119794125 122988635 147586362 152465250 156530990 163259250 167494250 167711775 172184089 175698050 177876125 190469125 213451350 228562950 234796485 239588250 245977270 251241375 263547075 279519625 335423550 344368178 355752250 368965905 380938250 391327475 439245125 469592970 502482750 516552267 527094150 533628375 559039250 571407375 614943175 737931810 782654950 838558875 860920445 878490250 1033104534 1067256750 1142814750 1173982425 1229886350 1317735375 1677117750 1721840890 1844829525 1956637375 2347964850 2582761335 2635470750 3074715875 3689659050 3913274750 4304602225 5165522670 5869912125 6149431750 8609204450 9224147625 11739824250 12913806675 18448295250 21523011125 25827613350 43046022250 64569033375 129138066750
• Sum of all divisors σ(n): 417404280384
• Sum of proper divisors (its aliquot sum) s(n): 288266213634
• 129138066750 is an abundant number, because the sum of its proper divisors (288266213634) is greater than itself. Its abundance is 159128146884

Bases of 129138066750

• Binary: 1111000010001001110101000010100111110₂
• Hexadecimal: 0x1E113A853E
• Base-36: 1NBPGY0U

Squares and roots of 129138066750

• 129138066750 squared (129138066750²) is 16676640283927455562500
• 129138066750 cubed (129138066750³) is 2153589086151562708587783796875000
• The square root of 129138066750 is 359357.8533300751
• The cube root of 129138066750 is 5054.5763404809

Scales and comparisons

• 129,138,066,750 seconds is equal to 4,106 years, 9 weeks, 6 days, 13 hours, 12 minutes, 30 seconds.
• To count from 1 to 129,138,066,750 would take you about eight thousand, two hundred twelve 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 129138066750 cubic inches would be around 421.2 feet tall.

Recreational maths with 129138066750

• 129138066750 backwards is 057660831921
• The number of decimal digits it has is: 12
• The sum of 129138066750's digits is 48
• More coming soon!