129641322720

Names of 129641322720

• Cardinal: 129641322720 can be written as One hundred twenty-nine billion, six hundred forty-one million, three hundred twenty-two thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 1.2964132272 × 10¹¹

Factors of 129641322720

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 556

Divisors of 129641322720

• Number of divisors d(n): 960
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 13 14 15 16 17 20 21 24 26 28 30 32 34 35 39 40 42 48 49 51 52 56 60 65 68 70 78 80 84 85 91 96 98 102 104 105 112 119 120 130 136 140 147 156 160 168 170 182 195 196 204 208 210 221 224 238 240 245 255 260 272 273 280 294 312 336 340 343 357 364 390 392 408 416 420 442 455 476 480 490 509 510 520 544 546 560 588 595 624 637 663 672 680 686 714 728 735 780 784 816 833 840 884 910 952 980 1018 1020 1029 1040 1092 1105 1120 1176 1190 1248 1274 1326 1360 1365 1372 1428 1456 1470 1527 1547 1560 1568 1632 1666 1680 1715 1768 1785 1820 1904 1911 1960 2036 2040 2058 2080 2184 2210 2352 2380 2401 2499 2545 2548 2652 2720 2730 2744 2856 2912 2940 3054 3094 3120 3185 3315 3332 3360 3430 3536 3563 3570 3640 3808 3822 3920 4072 4080 4116 4165 4368 4420 4459 4641 4704 4760 4802 4998 5090 5096 5145 5304 5460 5488 5712 5831 5880 6108 6188 6240 6370 6617 6630 6664 6860 7072 7126 7140 7203 7280 7635 7644 7735 7840 8144 8160 8232 8330 8653 8736 8840 8918 9282 9520 9555 9604 9996 10180 10192 10290 10608 10689 10829 10920 10976 11424 11662 11760 12005 12216 12376 12495 12740 13234 13260 13328 13377 13720 14252 14280 14406 14560 15270 15288 15470 16288 16464 16660 17306 17493 17680 17815 17836 18564 19040 19110 19208 19851 19992 20360 20384 20580 21216 21378 21658 21840 22295 23205 23324 23520 24010 24432 24752 24941 24990 25480 25959 26468 26520 26656 26754 27440 28504 28560 28812 29155 30540 30576 30940 31213 32487 32928 33085 33320 34612 34986 35360 35630 35672 36015 37128 38220 38416 39702 39984 40720 40817 41160 42756 43265 43316 43680 44590 46319 46410 46648 48020 48864 49504 49882 49980 50960 51918 52936 53040 53445 53508 54145 54880 57008 57120 57624 58310 60571 61080 61152 61880 62426 64974 66170 66640 66885 69224 69972 71260 71344 72030 74256 74823 75803 76440 76832 79404 79968 81440 81634 82320 85512 86530 86632 87465 89180 92638 92820 93296 93639 96040 99255 99764 99960 101920 103836 105872 106080 106890 107016 108290 112489 114016 115248 116620 121142 122160 122451 123760 124705 124852 129795 129948 132340 133280 133770 138448 138957 139944 142520 142688 144060 148512 149646 151606 152880 156065 158808 162435 163268 164640 171024 173060 173264 174587 174930 178360 181713 185276 185640 186592 187278 192080 198510 199528 199920 204085 207672 211744 213780 214032 216580 224978 227409 230496 231595 233240 242284 244320 244902 247520 249410 249704 259590 259896 264680 267540 276896 277914 279888 285040 288120 299292 302855 303212 305760 312130 317616 324233 324870 326536 337467 342048 346120 346528 349174 349860 356720 363426 370552 371280 374115 374556 379015 384160 397020 399056 399840 408170 415344 423997 427560 428064 433160 449956 454818 463190 466480 468195 484568 489804 498820 499408 519180 519792 523761 529360 530621 535080 555828 559776 562445 570080 576240 598584 605710 606424 612255 624260 635232 648466 649740 653072 674934 692240 694785 698348 699720 713440 726852 741104 742560 748230 749112 758030 787423 794040 798112 816340 830688 847994 855120 866320 872935 899912 908565 909636 926380 932960 936390 969136 972699 979608 997640 998816 1038360 1039584 1047522 1058720 1061242 1070160 1111656 1124890 1137045 1152480 1197168 1211420 1212848 1222109 1224510 1248520 1271991 1296932 1299480 1306144 1349868 1384480 1389570 1396696 1399440 1453704 1482208 1496460 1498224 1516060 1574846 1588080 1591863 1621165 1632680 1687335 1695988 1710240 1732640 1745870 1799824 1817130 1819272 1852760 1872780 1938272 1945398 1959216 1995280 2076720 2095044 2119985 2122484 2140320 2223312 2249780 2269631 2274090 2362269 2394336 2422840 2425696 2444218 2449020 2497040 2543982 2593864 2598960 2618805 2653105 2699736 2779140 2793392 2798880 2907408 2967979 2992920 2996448 3032120 3149692 3176160 3183726 3242330 3265360 3374670 3391976 3491740 3599648 3634260 3638544 3666327 3705520 3745560 3890796 3918432 3937115 3990560 4153440 4190088 4239970 4244968 4446624 4499560 4539262 4548180 4724538 4845680 4863495 4888436 4898040 4994080 5087964 5187728 5197920 5237610 5306210 5399472 5511961 5558280 5586784 5814816 5935958 5985840 6064240 6110545 6299384 6359955 6367452 6484660 6530720 6749340 6783952 6808893 6983480 7268520 7277088 7332654 7411040 7491120 7781592 7874230 7959315 8380176 8479940 8489936 8903937 8999120 9078524 9096360 9449076 9691360 9726990 9776872 9796080 10175928 10375456 10475220 10612420 10798944 11023922 11116560 11348155 11811345 11871916 11971680 12128480 12221090 12598768 12719910 12734904 12969320 13498680 13567904 13617786 13966960 14537040 14665308 14839895 14982240 15563184 15748460 15887417 15918630 16535883 16760352 16959880 16979872 17807874 17998240 18157048 18192720 18331635 18898152 19453980 19553744 19592160 20351856 20775853 20950440 21224840 22047844 22233120 22696310 23622690 23743832 24442180 25197536 25439820 25469808 25938640 26997360 27235572 27559805 27933920 29074080 29330616 29679790 31126368 31496920 31774834 31837260 33071766 33919760 34044465 35615748 36314096 36385440 36663270 37796304 38583727 38907960 39107488 40703712 41551706 41900880 42449680 44095688 44519685 45392620 47245380 47487664 47662251 48884360 50879640 50939616 51877280 53994720 54471144 55119610 58661232 59359580 62327559 62993840 63549668 63674520 66143532 67839520 68088930 71231496 72628192 73326540 75592608 77167454 77815920 79437085 82679415 83103412 83801760 84899360 88191376 89039370 90785240 94490760 94975328 95324502 97768720 101759280 103879265 108942288 110239220 115751181 117322464 118719160 124655118 125987680 127099336 127349040 132287064 136177860 142462992 146653080 154334908 155631840 158874170 165358830 166206824 176382752 178078740 181570480 188981520 190649004 192918635 195537440 203518560 207758530 217884576 220478440 231502362 237438320 238311255 249310236 254198672 254698080 264574128 270086089 272355720 284925984 293306160 308669816 311637795 317748340 330717660 332413648 356157480 363140960 377963040 381298008 385837270 415517060 440956880 463004724 474876640 476622510 498620472 508397344 529148256 540172178 544711440 578755905 586612320 617339632 623275590 635496680 661435320 664827296 712314960 762596016 771674540 810258267 831034120 881913760 926009448 953245020 997240944 1080344356 1089422880 1157511810 1234679264 1246551180 1270993360 1322870640 1350430445 1424629920 1525192032 1543349080 1620516534 1662068240 1852018896 1906490040 1994481888 2160688712 2315023620 2493102360 2541986720 2645741280 2700860890 3086698160 3241033068 3324136480 3704037792 3812980080 4051291335 4321377424 4630047240 4986204720 5401721780 6173396320 6482066136 7625960160 8102582670 8642754848 9260094480 9972409440 10803443560 12964132272 16205165340 18520188960 21606887120 25928264544 32410330680 43213774240 64820661360 129641322720
• Sum of all divisors σ(n): 544296594240
• Sum of proper divisors (its aliquot sum) s(n): 414655271520
• 129641322720 is an abundant number, because the sum of its proper divisors (414655271520) is greater than itself. Its abundance is 285013948800

Bases of 129641322720

• Binary: 1111000101111001110011001100011100000₂
• Hexadecimal: 0x1E2F3998E0
• Base-36: 1NK13GTC

Squares and roots of 129641322720

• 129641322720 squared (129641322720²) is 16806872556591188198400
• 129641322720 cubed (129641322720³) is 2178865189022949692337029787648000
• The square root of 129641322720 is 360057.3880925095
• The cube root of 129641322720 is 5061.1337885429

Scales and comparisons

• 129,641,322,720 seconds is equal to 4,122 years, 10 weeks, 6 hours, 32 minutes.
• To count from 1 to 129,641,322,720 would take you about eight thousand, two hundred forty-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 129641322720 cubic inches would be around 421.8 feet tall.

Recreational maths with 129641322720

• 129641322720 backwards is 027223146921
• 129641322720 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 129641322720's digits is 39
• More coming soon!