129143362920

Names of 129143362920

• Cardinal: 129143362920 can be written as One hundred twenty-nine billion, one hundred forty-three million, three hundred sixty-two thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 1.2914336292 × 10¹¹

Factors of 129143362920

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 112

Divisors of 129143362920

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 3 4 5 6 8 10 11 12 13 15 20 22 24 26 30 33 37 39 40 41 44 52 55 60 65 66 74 78 82 88 104 110 111 120 121 123 130 132 143 148 156 164 165 185 195 205 220 222 242 246 260 264 286 296 312 328 330 363 370 390 407 410 429 440 444 451 481 484 492 520 533 555 572 605 615 660 715 726 740 780 814 820 858 888 902 962 968 984 1066 1110 1144 1210 1221 1230 1320 1331 1353 1430 1443 1452 1480 1517 1560 1573 1599 1628 1640 1681 1716 1804 1815 1924 2035 2132 2145 2220 2255 2405 2420 2442 2460 2662 2665 2706 2860 2886 2904 3034 3146 3198 3256 3362 3432 3608 3630 3848 3993 4070 4264 4290 4440 4477 4510 4551 4719 4810 4840 4884 4920 4961 5043 5291 5324 5330 5412 5720 5772 5863 6068 6105 6292 6396 6655 6724 6765 7215 7260 7585 7865 7986 7995 8140 8405 8580 8954 9020 9102 9438 9620 9768 9922 10086 10582 10648 10660 10824 11544 11726 12136 12210 12584 12792 13310 13431 13448 13530 14430 14520 14883 15170 15730 15873 15972 15990 16280 16687 16810 17160 17303 17589 17908 18040 18204 18491 18876 19240 19721 19844 19965 20172 21164 21320 21853 22385 22755 23452 23595 24420 24805 25215 26455 26620 26862 27060 28860 29315 29766 30340 31460 31746 31944 31980 33374 33620 34606 35178 35816 36408 36982 37752 39442 39688 39930 40344 42328 43706 44770 45510 46904 47190 48840 49247 49610 50061 50430 51909 52910 53240 53724 54120 54571 55473 57720 58201 58630 59163 59532 60680 62197 62920 63492 63960 64493 65559 66748 67155 67240 69212 70356 73964 74415 78884 79365 79860 83435 86515 87412 87945 89540 91020 92455 94380 98494 98605 99220 100122 100860 103818 105820 107448 109142 109265 110946 116402 117260 118326 119064 124394 126984 128986 131118 133496 134310 138424 140712 147741 147928 148830 157768 158730 159720 163713 166870 173030 174603 174824 175890 179080 182040 183557 184910 186591 188760 193479 196988 197210 198440 200244 201720 203401 207636 211640 216931 218284 218530 221892 232804 234520 236652 240383 246235 248788 250305 257972 259545 262236 268620 272855 277365 291005 295482 295815 297660 310985 317460 322465 327426 327795 333740 346060 349206 351780 367114 369820 373182 386958 393976 394420 400488 406802 415272 433862 436568 437060 443784 465608 473304 480766 492470 497576 500610 515944 519090 524472 537240 545710 550671 554730 582010 590964 591630 595320 610203 621970 634920 640211 644930 650793 654852 655590 667480 684167 692120 698412 703560 709423 721149 734228 738705 739640 746364 773916 788840 808561 813604 818565 867724 873015 874120 917785 932955 961532 967395 984940 1001220 1017005 1038180 1084655 1091420 1101342 1109460 1164020 1181928 1183260 1201915 1220406 1243940 1280422 1289860 1301586 1309704 1311180 1368334 1396824 1418846 1442298 1468456 1477410 1492728 1547832 1617122 1627208 1637130 1735448 1746030 1835570 1865910 1920633 1923064 1934790 1969880 2002440 2019127 2034010 2052501 2076360 2128269 2169310 2182840 2202684 2218920 2237411 2328040 2366520 2386241 2403830 2425683 2440812 2487880 2560844 2579720 2603172 2622360 2644213 2736668 2753355 2837692 2884596 2954820 3051015 3201055 3234244 3253965 3274260 3420835 3492060 3547115 3605745 3671140 3731820 3841266 3869580 4038254 4042805 4068020 4105002 4256538 4338620 4405368 4474822 4772482 4807660 4851366 4881624 5121688 5206344 5288426 5473336 5506710 5675384 5769192 5909640 6057381 6102030 6402110 6468488 6507930 6548520 6712233 6841670 6984120 7094230 7158723 7211490 7342280 7463640 7525837 7682532 7739160 7932639 8076508 8085610 8136040 8210004 8513076 8677240 8894171 8949644 9544964 9603165 9615320 9702732 10095635 10262505 10576852 10641345 11013420 11187055 11931205 12114762 12128415 12204060 12804220 13015860 13221065 13424466 13683340 14188460 14317446 14422980 15051674 15365064 15865278 16153016 16171220 16420008 17026152 17788342 17899288 19089928 19206330 19405464 20191270 20525010 21153704 21282690 22026840 22374110 22577511 23862410 24229524 24256830 24408120 25608440 26031720 26248651 26442130 26682513 26848932 27366680 28376920 28634892 28845960 29086343 30103348 30286905 31730556 32342440 33561165 35576684 35793615 37629185 38412660 39663195 40382540 41050020 42565380 44470855 44748220 45155022 47724820 48459048 48513660 52497302 52884260 53365026 53697864 57269784 58172686 60206696 60573810 63461112 67122330 71153368 71587230 75258370 76825320 78745953 79326390 80765080 82100040 82784207 85130760 87259029 88941710 89496440 90310044 95449640 97027320 97835881 104994604 105768520 106730052 112887555 116345372 121147620 131243255 133412565 134244660 143174460 145431715 150516740 157491906 158652780 165568414 174518058 177883420 180620088 195671762 209989208 213460104 225775110 232690744 242295240 248352621 262486510 266825130 268489320 286348920 290863430 293507643 301033480 314983812 317305560 331136828 349036116 355766840 391343524 393729765 413921035 436295145 451550220 489179405 496705242 524973020 533650260 581726860 587015286 629967624 662273656 698072232 782687048 787459530 827842070 872590290 903100440 978358810 993410484 1049946040 1067300520 1076194691 1163453720 1174030572 1241763105 1467538215 1574919060 1655684140 1745180580 1956717620 1986820968 2152389382 2348061144 2483526210 2935076430 3149838120 3228584073 3311368280 3490361160 3913435240 4304778764 4967052420 5380973455 5870152860 6457168146 8609557528 9934104840 10761946910 11740305720 12914336292 16142920365 21523893820 25828672584 32285840730 43047787640 64571681460 129143362920
• Sum of all divisors σ(n): 483103837440
• Sum of proper divisors (its aliquot sum) s(n): 353960474520
• 129143362920 is an abundant number, because the sum of its proper divisors (353960474520) is greater than itself. Its abundance is 224817111600

Bases of 129143362920

• Binary: 1111000010001100010110101010101101000₂
• Hexadecimal: 0x1E118B5568
• Base-36: 1NBSMGKO

Squares and roots of 129143362920

• 129143362920 squared (129143362920²) is 16678008186286830926400
• 129143362920 cubed (129143362920³) is 2153854063984371173544755009088000
• The square root of 129143362920 is 359365.2221904617
• The cube root of 129143362920 is 5054.6454384375

Scales and comparisons

• 129,143,362,920 seconds is equal to 4,106 years, 18 weeks, 4 days, 20 hours, 22 minutes.
• To count from 1 to 129,143,362,920 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 129143362920 cubic inches would be around 421.2 feet tall.

Recreational maths with 129143362920

• 129143362920 backwards is 029263341921
• The number of decimal digits it has is: 12
• The sum of 129143362920's digits is 42
• More coming soon!