129729971910825

Names of 129729971910825

• Cardinal: 129729971910825 can be written as One hundred twenty-nine trillion, seven hundred twenty-nine billion, nine hundred seventy-one million, nine hundred ten thousand, eight hundred twenty-five.

Scientific notation

• Scientific notation: 1.29729971910825 × 10¹⁴

Factors of 129729971910825

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 8400

Divisors of 129729971910825

• Number of divisors d(n): 768
• Complete list of divisors:
  1 3 5 9 11 13 15 25 27 31 33 39 45 55 65 67 75 79 93 99 117 135 143 155 165 195 201 225 237 275 279 297 325 335 341 351 395 403 429 465 495 585 603 675 711 715 737 775 825 837 869 871 975 1005 1023 1027 1185 1209 1287 1395 1485 1675 1705 1755 1809 1975 2015 2077 2133 2145 2211 2325 2449 2475 2607 2613 2925 3015 3069 3081 3555 3575 3627 3685 3861 4185 4345 4355 4433 5025 5115 5135 5293 5925 6045 6231 6435 6633 6975 7347 7425 7821 7839 8191 8525 8775 9045 9207 9243 9581 10075 10385 10665 10725 10881 11055 11297 12245 13035 13065 13299 15075 15345 15405 15879 17775 18135 18425 18693 19305 19899 20925 21725 21775 22041 22165 22847 23463 23517 24573 25575 25675 26465 26939 27001 27729 28743 30225 31155 31837 32175 33165 33891 36735 39105 39195 39897 40955 45225 46035 46215 47637 47905 51925 53325 54405 55275 56079 56485 58223 61225 65175 65325 66123 66495 68541 68809 73719 76725 77025 79395 80817 81003 86229 90101 90675 93465 95511 96525 99495 101673 106483 110205 110825 114235 117315 117585 119691 122865 132325 134695 135005 138645 142911 143715 155775 159185 164083 165825 169455 174669 183675 195525 195975 199485 204775 205623 206427 221157 230175 231075 238185 239525 242451 243009 253921 258687 270303 272025 280395 282425 286533 291115 297011 305019 319449 330615 332475 342705 344045 350207 368595 396975 404085 405015 431145 450505 467325 477555 492249 497475 508365 524007 532415 548797 551025 571175 586575 587925 598455 614325 616869 619281 647089 673475 675025 693225 714555 718575 727353 729027 756899 761763 795925 810909 820415 847275 859599 873345 891033 958347 997425 1028115 1032135 1050621 1105785 1171313 1190925 1212255 1215045 1269605 1293435 1351515 1401975 1432665 1455575 1476747 1485055 1525095 1572021 1597245 1646391 1653075 1713525 1720225 1751035 1804913 1842975 1857843 1941267 2020425 2025075 2133079 2155725 2252525 2270697 2285289 2387775 2432727 2461245 2541825 2620035 2662075 2673099 2743985 2793131 2875041 2992275 3084345 3096405 3151863 3235445 3300973 3513939 3572775 3636765 3645135 3784495 3808815 4054545 4102075 4297995 4366725 4430241 4455165 4791735 4939173 5140575 5160675 5253105 5414739 5528925 5823801 5856565 6036767 6061275 6075225 6348025 6399237 6467175 6757575 6812091 6855867 7117979 7134361 7163325 7383735 7425275 7625475 7860105 7986225 8019297 8231955 8379393 8412157 8755175 9024565 9289215 9455589 9706335 9902919 10541817 10665395 11353485 11426445 12163635 12306225 13100175 13365495 13719925 13965655 14375205 14817519 15421725 15482025 15759315 16177225 16244217 16504865 17012707 17471403 17569695 18110301 18183825 18225675 18922475 19044075 19197711 20059759 20272725 20436273 21353937 21403083 21489975 22151205 22275825 23463869 23958675 24695865 25138179 25236471 26265525 27073695 29119005 29282825 29708757 30183835 31625451 31996185 34060455 34279335 35589895 35671805 36310703 36918675 39300525 40096485 41159775 41896965 42060785 43354963 45122825 46446075 47277945 48531675 48732651 49514595 51038121 52709085 53326975 54330903 56767425 57132225 57593133 60179277 60818175 64061811 64209249 66827475 69828275 70391607 71876025 74087595 75414537 75709413 78477971 78796575 81221085 82524325 85063535 87357015 87848475 89126271 90551505 92533727 95988555 100298795 102181365 106769685 107015415 108932109 110756025 117319345 123479325 125690895 126182355 130064889 135368475 145595025 148543785 150919175 153114363 158127255 159980925 162992709 170302275 171396675 177949475 178359025 180537831 181553515 187139777 192185433 192627747 200482425 209484825 210303925 211174821 216774815 220657349 221165191 227128239 235433913 236389725 243663255 247572975 255190605 260776867 263545425 271654515 277601181 287965665 300896385 320309055 321046245 326796327 351958035 370437975 377072685 378547065 390194667 392389855 406105425 425317675 436785075 445631355 452757525 459343089 462668635 476904593 479942775 501493975 510906825 533848425 535077075 541613493 544660545 561419331 563614519 586596725 628454475 630911775 633524463 650324445 661972047 663495573 706301739 742718925 765571815 782330601 790636275 814963545 832803543 902689155 907767575 935698885 960927165 963138735 980388981 1055874105 1083874075 1103286745 1105825955 1135641195 1170584001 1177169565 1218316275 1275953025 1303884335 1344003853 1358272575 1388005905 1430713779 1439828325 1504481925 1601545275 1605231225 1633981635 1684257993 1690843557 1759790175 1885363425 1892735325 1950973335 1961949275 1985916141 1990486719 2118905217 2228156775 2296715445 2313343175 2346991803 2384522965 2432817101 2498410629 2708067465 2723302725 2807096655 2818072595 2868545537 3167622315 3251622225 3309860235 3317477865 3531508695 3827859075 3911653005 4032011559 4074817725 4164017715 4292141337 4513445775 4678494425 4804635825 4815693675 4901944905 5052773979 5072530671 5279370525 5516433725 5529129775 5678205975 5852920005 5885847825 5957748423 5971460157 6199759709 6519421675 6720019265 6940029525 7040975409 7153568895 7298451303 8169908175 8421289965 8454217785 8605636611 9754866675 9929580705 9952433595 10594526085 11483577225 11734959015 11922614825 12096034677 12164085505 12492053145 12876424011 13540337325 14035483275 14090362975 14342727685 14784042383 15217592013 15838111575 16549301175 16587389325 17472050089 17657543475 18599279127 19558265025 20160057795 20820088575 21460706685 21895353909 24509724525 25263869895 25362653355 25816909833 29264600025 29788742115 29857300785 30998798545 33600096325 35204877045 35767844475 36288104031 36492256515 42106449825 42271088925 43028183055 44352127149 49647903525 49762167975 52416150267 52972630425 55797837381 58674795075 60480173385 60820427525 62460265725 64382120055 65686061727 71713638425 73920211915 76087960065 77450729499 87360250445 92996395635 100800288975 107303533425 109476769545 126319349475 126813266775 129084549165 133056381447 148943710575 149286503925 154993992725 157248450801 167393512143 176024385225 181440520155 182461282575 192192550979 215140915275 221760635745 262080751335 278989186905 302400866925 321910600275 328430308635 369601059575 380439800325 387253647495 399169144341 436801252225 464981978175 471745352403 547383847725 576577652937 645422745825 665281907235 786242254005 836967560715 907202600775 960962754895 1108803178725 1310403756675 1394945934525 1642151543175 1729732958811 1936268237475 1995845721705 2358726762015 2882888264685 3326409536175 3931211270025 4184837803575 4804813774475 5189198876433 8648664794055 9979228608525 11793633810075 14414441323425 25945994382165 43243323970275 129729971910825
• Sum of all divisors σ(n): 297077519155200
• Sum of proper divisors (its aliquot sum) s(n): 167347547244375
• 129729971910825 is an abundant number, because the sum of its proper divisors (167347547244375) is greater than itself. Its abundance is 37617575333550

Bases of 129729971910825

• Binary: 11101011111110100011100111001000111100010101001₂
• Hexadecimal: 0x75FD1CE478A9
• Base-36: 19ZH4JQW89

Squares and roots of 129729971910825

• 129729971910825 squared (129729971910825²) is 16829865611983443501752180625
• 129729971910825 cubed (129729971910825³) is 2183337993105571723997268769151441792765625
• The square root of 129729971910825 is 11389906.5804257147
• The cube root of 129729971910825 is 50622.8713270329

Scales and comparisons

• 129,729,971,910,825 seconds is equal to 4,125,011 years, 42 weeks, 6 days, 12 hours, 33 minutes, 45 seconds.
• To count from 1 to 129,729,971,910,825 would take you about ten million, three hundred twelve thousand, five 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 129729971910825 cubic inches would be around 4218.6 feet tall.

Recreational maths with 129729971910825

• 129729971910825 backwards is 528019179927921
• The number of decimal digits it has is: 15
• The sum of 129729971910825's digits is 72
• More coming soon!