129120329520

Names of 129120329520

• Cardinal: 129120329520 can be written as One hundred twenty-nine billion, one hundred twenty million, three hundred twenty-nine thousand, five hundred twenty.

Scientific notation

• Scientific notation: 1.2912032952 × 10¹¹

Factors of 129120329520

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 633

Divisors of 129120329520

• Number of divisors d(n): 960
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 13 14 15 16 18 20 21 24 26 28 30 31 35 36 39 40 42 45 48 52 56 60 62 63 65 70 72 78 80 84 90 91 93 104 105 112 117 120 124 126 130 140 144 151 155 156 168 180 182 186 195 208 210 217 234 240 248 252 260 273 279 280 302 310 312 315 336 360 364 372 390 403 420 421 434 453 455 465 468 496 504 520 546 558 560 585 604 620 624 630 651 720 728 744 755 780 806 819 840 842 868 906 910 930 936 1008 1040 1057 1085 1092 1116 1170 1208 1209 1240 1260 1263 1302 1359 1365 1395 1456 1488 1510 1560 1612 1638 1680 1684 1736 1812 1820 1860 1872 1953 1963 2015 2105 2114 2170 2184 2232 2265 2340 2416 2418 2480 2520 2526 2604 2718 2730 2790 2821 2947 3020 3120 3171 3224 3255 3276 3368 3472 3624 3627 3640 3720 3789 3906 3926 4030 4095 4210 4228 4340 4368 4464 4530 4680 4681 4836 5040 5052 5208 5285 5436 5460 5473 5580 5642 5889 5894 6040 6045 6315 6342 6448 6510 6552 6736 6795 7248 7254 7280 7440 7578 7812 7852 8060 8190 8420 8456 8463 8680 8841 9060 9360 9362 9513 9672 9765 9815 10104 10416 10570 10872 10920 10946 11160 11284 11778 11788 12080 12090 12630 12684 13020 13051 13104 13590 13741 14043 14105 14508 14735 15156 15624 15704 15855 16120 16380 16419 16840 16912 16926 17360 17667 17682 18120 18135 18724 18945 19026 19344 19530 19630 20208 21140 21744 21840 21892 22320 22568 23405 23556 23576 24180 25260 25368 25389 26040 26102 26523 27180 27365 27482 28086 28210 29016 29445 29470 30312 31248 31408 31710 32240 32760 32767 32838 33680 33852 35334 35364 36240 36270 37448 37890 38052 38311 39060 39153 39260 41223 42129 42280 42315 43784 44205 45136 46810 47112 47152 47565 48360 49257 50520 50736 50778 52080 52204 53046 54360 54730 54964 56172 56420 58032 58890 58940 60624 60853 63420 63571 65255 65520 65534 65676 67704 68705 70215 70668 70728 72540 74896 75780 76104 76622 78120 78306 78520 82095 82446 84258 84560 84630 87568 88335 88410 91357 93620 94224 95130 96720 98301 98514 101040 101556 104408 106092 108720 109460 109928 112344 112840 114933 117459 117780 117880 121706 123669 126840 126945 127142 130510 131068 131352 132615 135408 137410 140430 141336 141456 145080 151560 152208 153244 156240 156612 157040 163835 164190 164892 168516 169260 169663 176670 176820 182559 182714 187240 190260 190713 191555 195765 196602 197028 203112 206115 208816 210645 212184 218920 219856 224688 225680 229866 234918 235560 235760 243412 246285 247338 253680 253890 254284 261020 262136 262704 265230 274071 274820 280860 282672 290160 294903 303120 304265 306488 313224 317855 327670 328380 329784 337032 338520 339326 344799 353340 353640 365118 365428 374480 380520 381426 383110 391530 393204 394056 406224 412230 421290 424368 425971 437840 444997 456785 459732 469836 471120 486824 491505 492570 494676 507780 508568 508989 522040 524272 530460 547677 548142 549640 561720 572139 574665 587295 589806 608530 612976 618345 626448 635710 655340 656760 659568 674064 677040 678652 689598 706680 707280 730236 730856 761040 762852 766220 783060 786408 788112 822213 824460 826423 842580 848315 851942 889994 912795 913570 919464 939672 953565 973648 983010 985140 989352 1015560 1017136 1017978 1044080 1060920 1095354 1096284 1099280 1123440 1144278 1149330 1174590 1179612 1187641 1217060 1236690 1271420 1277913 1310680 1313520 1334991 1357304 1370355 1379196 1413360 1460472 1461712 1474515 1525704 1526967 1532440 1566120 1572816 1644426 1648920 1652846 1685160 1696630 1703884 1723995 1779988 1825590 1827140 1838928 1879344 1907130 1966020 1970280 1970701 1978704 2031120 2035956 2121840 2129855 2190708 2192568 2224985 2288556 2298660 2349180 2359224 2375282 2434120 2473380 2479269 2542840 2544945 2555826 2621360 2669982 2714608 2738385 2740710 2758392 2860695 2920944 2949030 3051408 3053934 3064880 3132240 3288852 3297840 3305692 3370320 3393260 3407768 3447990 3559976 3562923 3651180 3654280 3814260 3833739 3932040 3940560 3941402 4004973 4071912 4111065 4132115 4259710 4381416 4385136 4449970 4577112 4597320 4698360 4718448 4750564 4868240 4946760 4958538 5085680 5089890 5111652 5339964 5476770 5481420 5516784 5721390 5784961 5898060 5912103 5938205 6107868 6389565 6577704 6611384 6674955 6786520 6815536 6895980 7119952 7125846 7302360 7308560 7437807 7628520 7634835 7667478 7864080 7882804 8009946 8143824 8222130 8264230 8519420 8762832 8899940 9154224 9194640 9396720 9501128 9853505 9893520 9917076 10179780 10223304 10679928 10688769 10953540 10962840 11442780 11569922 11796120 11824206 11876410 12215736 12396345 12779130 13155408 13222768 13349910 13573040 13791960 13794907 14251692 14604720 14875614 15257040 15269670 15334956 15765608 16019892 16444260 16528460 17038840 17354883 17736309 17799880 17814615 19002256 19168695 19707010 19834152 20024865 20359560 20446608 21359856 21377538 21907080 21925680 22885560 23139844 23592240 23648412 23752820 24431472 24792690 25558260 25619113 26699820 27583920 27589814 28503384 28924805 29560515 29751228 30539340 30669912 31531216 32039784 32888520 33056920 34077680 34709766 35472618 35599760 35629230 37189035 38337390 39414020 39668304 40049730 40719120 41384721 42755076 43814160 45771120 46279688 47296824 47505640 49585380 51116520 51238226 52064649 53399640 53443845 55179628 57006768 57849610 59121030 59502456 61078680 61339824 64079568 65777040 66113840 68974535 69419532 70945236 71258460 74378070 76674780 76857339 78828040 80099460 82769442 85510152 86774415 88681545 92559376 94593648 95011280 99170760 102233040 102476452 104129298 106799280 106887690 110359256 115699220 118242060 119004912 122157360 124154163 128095565 137949070 138839064 141890472 142516920 148756140 153349560 153714678 157656080 160198920 165538884 171020304 173548830 177363090 179333791 198341520 204952904 206923605 208258596 213775380 220718512 230572017 231398440 236484120 248308326 256191130 260323245 275898140 277678128 283780944 285033840 297512280 306699120 307429356 320397840 331077768 347097660 354726180 358667582 384286695 409905808 413847210 416517192 427550760 461144034 462796880 472968240 496616652 512382260 520646490 538001373 551796280 595024560 614858712 620770815 662155536 694195320 709452360 717335164 768573390 827694420 833034384 855101520 896668955 922288068 993233304 1024764520 1041292980 1076002746 1103592560 1152860085 1229717424 1241541630 1388390640 1418904720 1434670328 1537146780 1614004119 1655388840 1793337910 1844576136 1986466608 2049529040 2082585960 2152005492 2305720170 2483083260 2690006865 2869340656 3074293560 3228008238 3310777680 3586675820 3689152272 4165171920 4304010984 4611440340 4966166520 5380013730 6148587120 6456016476 7173351640 8070020595 8608021968 9222880680 9932333040 10760027460 12912032952 14346703280 16140041190 18445761360 21520054920 25824065904 32280082380 43040109840 64560164760 129120329520
• Sum of all divisors σ(n): 555879088128
• Sum of proper divisors (its aliquot sum) s(n): 426758758608
• 129120329520 is an abundant number, because the sum of its proper divisors (426758758608) is greater than itself. Its abundance is 297638429088

Bases of 129120329520

• Binary: 1111000010000001010111101111100110000₂
• Hexadecimal: 0x1E102BDF30
• Base-36: 1NBEWRW0

Squares and roots of 129120329520

• 129120329520 squared (129120329520²) is 16672059495353383430400
• 129120329520 cubed (129120329520³) is 2152701815817073777380155985408000
• The square root of 129120329520 is 359333.1734198781
• The cube root of 129120329520 is 5054.3449130111

Scales and comparisons

• 129,120,329,520 seconds is equal to 4,105 years, 32 weeks, 4 days, 6 hours, 12 minutes.
• To count from 1 to 129,120,329,520 would take you about eight thousand, two hundred eleven 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 129120329520 cubic inches would be around 421.2 feet tall.

Recreational maths with 129120329520

• 129120329520 backwards is 025923021921
• 129120329520 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 129120329520's digits is 36
• More coming soon!