129939117840

Names of 129939117840

• Cardinal: 129939117840 can be written as One hundred twenty-nine billion, nine hundred thirty-nine million, one hundred seventeen thousand, eight hundred forty.

Scientific notation

• Scientific notation: 1.2993911784 × 10¹¹

Factors of 129939117840

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 113

Divisors of 129939117840

• Number of divisors d(n): 960
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 14 15 16 17 18 20 21 24 27 28 30 34 35 36 40 42 45 48 51 54 56 60 63 68 70 72 79 80 81 84 85 90 102 105 108 112 119 120 126 135 136 140 144 153 158 162 168 170 180 189 204 210 216 237 238 240 243 252 255 270 272 280 306 315 316 324 336 340 357 360 378 395 405 408 420 432 459 474 476 486 504 510 540 553 560 567 595 612 630 632 648 680 711 714 720 729 756 765 790 810 816 840 918 945 948 952 972 1008 1020 1071 1080 1106 1134 1185 1190 1215 1224 1260 1264 1296 1343 1360 1377 1422 1428 1458 1512 1530 1580 1620 1659 1680 1701 1785 1836 1890 1896 1904 1944 2040 2133 2142 2160 2187 2212 2268 2295 2370 2380 2430 2448 2520 2686 2754 2765 2835 2844 2856 2916 3024 3060 3160 3213 3240 3318 3402 3555 3570 3645 3672 3780 3792 3888 4029 4080 4131 4266 4284 4374 4424 4536 4590 4740 4760 4860 4977 5040 5103 5355 5372 5508 5530 5670 5688 5712 5832 6120 6241 6320 6399 6426 6480 6636 6715 6804 6885 7110 7140 7290 7344 7560 8058 8262 8295 8505 8532 8568 8748 8848 9072 9180 9401 9480 9520 9639 9720 9954 10206 10665 10710 10744 10935 11016 11060 11340 11376 11664 12087 12240 12393 12482 12798 12852 13272 13430 13608 13770 14220 14280 14580 14931 15120 15309 16065 16116 16524 16590 17010 17064 17136 17496 18360 18723 18802 18960 19197 19278 19440 19908 20145 20412 20655 21330 21420 21488 21870 22032 22120 22680 24174 24786 24885 24964 25515 25596 25704 26544 26860 27216 27540 28203 28440 28560 28917 29160 29862 30618 31205 31995 32130 32232 33048 33180 34020 34128 34992 36261 36720 37179 37446 37604 38394 38556 39816 40290 40824 41310 42660 42840 43687 43740 44240 44793 45360 47005 48195 48348 49572 49770 49928 51030 51192 51408 53720 55080 56169 56406 56880 57591 57834 58320 59724 60435 61236 61965 62410 63990 64260 64464 66096 66360 68040 72522 74358 74655 74892 75208 76545 76788 77112 79632 80580 81648 82620 84609 85320 85680 86751 87374 87480 89586 93615 94010 95985 96390 96696 99144 99540 99856 102060 102384 106097 107440 108783 110160 112338 112812 115182 115668 119448 120870 122472 123930 124820 127980 128520 131061 132720 134379 136080 141015 144585 145044 148716 149310 149784 150416 153090 153576 154224 161160 165240 168507 169218 170640 172773 173502 174748 174960 179172 181305 185895 187230 188020 191970 192780 193392 198288 199080 204120 212194 217566 218435 223965 224676 225624 230364 231336 238896 241740 244944 247860 249640 253827 255960 257040 260253 262122 268758 280845 282030 287955 289170 290088 297432 298620 299568 306180 307152 318291 322320 326349 330480 337014 338436 345546 347004 349496 358344 362610 371790 374460 376040 383940 385560 393183 398160 403137 408240 423045 424388 433755 435132 436870 447930 449352 451248 460728 462672 483480 495720 499280 505521 507654 511920 520506 524244 530485 537516 543915 561690 564060 575910 578340 580176 594864 597240 612360 636582 652698 655305 671895 674028 676872 691092 694008 698992 716688 725220 742679 743580 748920 752080 761481 767880 771120 786366 806274 842535 846090 848776 863865 867510 870264 873740 895860 898704 921456 954873 966960 979047 991440 1011042 1015308 1041012 1048488 1060970 1075032 1087830 1123380 1128120 1151820 1156680 1179549 1194480 1209411 1224720 1269135 1273164 1301265 1305396 1310610 1343790 1348056 1353744 1382184 1388016 1450440 1485358 1487160 1497840 1516563 1522962 1535760 1572732 1591455 1612548 1631745 1685070 1692180 1697552 1727730 1735020 1740528 1747480 1791720 1909746 1958094 1965915 2015685 2022084 2030616 2082024 2096976 2121940 2150064 2175660 2228037 2246760 2256240 2284443 2303640 2313360 2359098 2418822 2527605 2538270 2546328 2602530 2610792 2621220 2687580 2696112 2764368 2864619 2900880 2937141 2970716 2974320 3033126 3045924 3145464 3182910 3225096 3263490 3370140 3384360 3455460 3470040 3494960 3538647 3583440 3713395 3807405 3819492 3916188 3931830 4031370 4044168 4061232 4164048 4243880 4351320 4456074 4493520 4549689 4568886 4607280 4718196 4774365 4837644 4895235 5055210 5076540 5092656 5205060 5221584 5242440 5375160 5729238 5874282 5897745 5941432 6047055 6066252 6091848 6290928 6365820 6450192 6526980 6684111 6740280 6768720 6853329 6910920 6940080 7077294 7426790 7582815 7614810 7638984 7832376 7863660 8062740 8088336 8487760 8593857 8702640 8912148 9099378 9137772 9436392 9548730 9675288 9790470 10110420 10153080 10410120 10484880 10615941 10750320 11140185 11422215 11458476 11748564 11795490 11882864 12094110 12132504 12183696 12731640 13053960 13368222 13480560 13649067 13706658 13821840 14154588 14323095 14685705 14853580 15165630 15229620 15277968 15664752 15727320 16125480 17187714 17693235 17824296 18198756 18275544 18872784 19097460 19350576 19580940 20052333 20220840 20306160 20559987 20820240 21231882 22280370 22748445 22844430 22916952 23497128 23590980 24188220 24265008 25463280 25781571 26107920 26736444 27298134 27413316 28309176 28646190 29371410 29707160 30331260 30459240 31454640 31847823 32250960 33420555 34266645 34375428 35386470 35648592 36397512 36551088 38194920 39161880 40104666 40441680 41119974 42463764 42969285 44560740 45496890 45688860 45833904 46994256 47181960 48376440 51563142 53079705 53472888 54596268 54826632 56618352 57292380 58742820 59414320 60156999 60662520 60918480 63695646 66841110 68245335 68533290 68750856 70772940 72795024 76389840 77344713 78323760 80209332 82239948 84927528 85938570 89121480 90993780 91377720 94363920 95543469 96752880 100261665 102799935 103126284 106159410 106945776 109192536 109653264 114584760 117485640 120313998 121325040 127391292 128907855 133682220 136490670 137066580 137501712 141545880 154689426 159239115 160418664 164479896 169855056 171877140 178242960 180470997 181987560 182755440 191086938 200523330 205599870 206252568 212318820 218385072 229169520 232034139 234971280 240627996 254782584 257815710 267364440 272981340 274133160 283091760 300784995 309378852 318478230 320837328 328959792 343754280 360941994 363975120 382173876 386723565 401046660 411199740 412505136 424637640 464068278 477717345 481255992 509565168 515631420 534728880 541412991 545962680 548266320 601569990 618757704 636956460 687508560 721883988 764347752 773447130 802093320 822399480 849275280 902354985 928136556 955434690 962511984 1031262840 1082825982 1091925360 1160170695 1203139980 1237515408 1273912920 1443767976 1528695504 1546894260 1604186640 1624238973 1644798960 1804709970 1856273112 1910869380 2062525680 2165651964 2320341390 2406279960 2547825840 2707064955 2887535952 3093788520 3248477946 3609419940 3712546224 3821738760 4331303928 4640682780 4812559920 5414129910 6187577040 6496955892 7218839880 7643477520 8121194865 8662607856 9281365560 10828259820 12993911784 14437679760 16242389730 18562731120 21656519640 25987823568 32484779460 43313039280 64969558920 129939117840
• Sum of all divisors σ(n): 555309457920
• Sum of proper divisors (its aliquot sum) s(n): 425370340080
• 129939117840 is an abundant number, because the sum of its proper divisors (425370340080) is greater than itself. Its abundance is 295431222240

Bases of 129939117840

• Binary: 1111001000000111110011001011100010000₂
• Hexadecimal: 0x1E40F99710
• Base-36: 1NOYE900

Squares and roots of 129939117840

• 129939117840 squared (129939117840²) is 16884174345037406265600
• 129939117840 cubed (129939117840³) is 2193914719850920351953752738304000
• The square root of 129939117840 is 360470.6892938731
• The cube root of 129939117840 is 5065.0060836561

Scales and comparisons

• 129,939,117,840 seconds is equal to 4,131 years, 34 weeks, 2 days, 23 hours, 24 minutes.
• To count from 1 to 129,939,117,840 would take you about eight thousand, two hundred sixty-three 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 129939117840 cubic inches would be around 422.1 feet tall.

Recreational maths with 129939117840

• 129939117840 backwards is 048711939921
• 129939117840 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 129939117840's digits is 54
• More coming soon!