129199123872

Names of 129199123872

• Cardinal: 129199123872 can be written as One hundred twenty-nine billion, one hundred ninety-nine million, one hundred twenty-three thousand, eight hundred seventy-two.

Scientific notation

• Scientific notation: 1.29199123872 × 10¹¹

Factors of 129199123872

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 398

Divisors of 129199123872

• Number of divisors d(n): 960
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 13 14 16 18 19 21 24 26 27 28 32 36 38 39 42 48 52 54 56 57 63 72 76 78 81 84 91 96 104 108 112 114 117 126 127 133 144 152 156 162 168 171 182 189 208 216 224 227 228 234 247 252 254 266 273 288 304 312 324 336 342 351 364 378 381 399 416 432 454 456 468 494 504 508 513 532 546 567 608 624 648 672 681 684 702 728 741 756 762 798 819 864 889 908 912 936 988 1008 1016 1026 1053 1064 1092 1134 1143 1197 1248 1296 1362 1368 1404 1456 1482 1512 1524 1539 1589 1596 1638 1651 1729 1778 1816 1824 1872 1976 2016 2032 2043 2052 2106 2128 2184 2223 2268 2286 2394 2413 2457 2592 2667 2724 2736 2808 2912 2951 2964 3024 3048 3078 3178 3192 3276 3302 3429 3458 3556 3591 3632 3744 3952 4064 4086 4104 4212 4256 4313 4368 4446 4536 4572 4767 4788 4826 4914 4953 5187 5334 5448 5472 5616 5902 5928 6048 6096 6129 6156 6356 6384 6552 6604 6669 6858 6916 7112 7182 7239 7264 7371 7904 8001 8172 8208 8424 8626 8736 8853 8892 9072 9144 9534 9576 9652 9828 9906 10287 10374 10668 10773 10896 11232 11557 11804 11856 12192 12258 12312 12712 12768 12939 13104 13208 13338 13716 13832 14224 14301 14364 14478 14742 14859 15561 16002 16344 16416 16848 16891 17252 17706 17784 18144 18288 18387 19068 19152 19304 19656 19812 20007 20574 20657 20748 21336 21546 21717 21792 23114 23608 23712 24003 24516 24624 25424 25878 26208 26416 26559 26676 27432 27664 28448 28602 28728 28829 28956 29484 29718 30191 31122 31369 32004 32688 33696 33782 34504 34671 35412 35568 36576 36774 38136 38304 38608 38817 39312 39624 40014 41148 41314 41496 42672 42903 43092 43434 44577 46228 46683 47216 48006 49032 49248 50673 50848 51756 52832 53118 53352 54864 55328 56069 57204 57456 57658 57912 58968 59436 60382 61971 62244 62738 64008 65151 65376 67564 69008 69342 70824 71136 72009 73548 76272 77216 77634 78624 79248 79677 80028 82296 82628 82992 85344 85806 86184 86487 86868 89154 90573 92456 93366 94107 94432 96012 98064 101346 103512 104013 106236 106704 109728 112138 114408 114912 115316 115824 116451 117936 118872 120764 123942 124488 125476 128016 128709 130302 133731 135128 138016 138684 140049 141648 144018 147096 152019 152544 155268 158496 159354 160056 164592 165256 165984 168207 171612 172368 172974 173736 178308 181146 184912 185913 186732 188214 192024 195453 196128 201803 202692 207024 208026 212472 213408 219583 224276 228816 230632 231648 232902 235872 237744 239031 241528 247884 248976 250952 256032 257418 259461 260604 267462 270256 271719 277368 280098 282321 283296 288036 294192 304038 310536 312039 318708 320112 329184 330512 336414 343224 344736 345948 347472 349353 356616 362292 369824 371826 373464 374777 376428 384048 390906 392483 403606 405384 414048 416052 424944 439166 448552 456057 457632 461264 465804 475488 478062 483056 495768 497952 501904 504621 514836 518922 521208 534924 540512 543438 547751 554736 557739 560196 564642 576072 588384 605409 608076 621072 624078 637416 640224 658749 661024 672828 686448 691896 694944 698706 713232 724584 743652 746928 749554 752856 768096 778383 781812 784966 807212 810768 815157 832104 846963 849888 878332 897104 912114 922528 931608 936117 956124 966112 991536 1003808 1009242 1029672 1037844 1042416 1069848 1086876 1095502 1109472 1115478 1120392 1124331 1129284 1152144 1177449 1210818 1216152 1242144 1248156 1274832 1317498 1345656 1368171 1372896 1383792 1397412 1426464 1449168 1487304 1493856 1499108 1505712 1513863 1556766 1563624 1569932 1614424 1621536 1630314 1643253 1664208 1673217 1693926 1756664 1794208 1816227 1824228 1863216 1872234 1912248 1976247 1983072 2018484 2059344 2075688 2084832 2139696 2173752 2191004 2230956 2240784 2248662 2258568 2304288 2335149 2354898 2421636 2432304 2445471 2496312 2540889 2549664 2623439 2634996 2691312 2736342 2767584 2794824 2898336 2974608 2998216 3011424 3027726 3113532 3127248 3139864 3228848 3260628 3286506 3328416 3346434 3372993 3387852 3513328 3532347 3632454 3648456 3726432 3744468 3824496 3834257 3952494 4036968 4118688 4151376 4279392 4347504 4382008 4461912 4481568 4497324 4517136 4541589 4670298 4709796 4843272 4864608 4890942 4929759 4992624 5081778 5246878 5269992 5382624 5448681 5472684 5589648 5928741 5949216 5996432 6055452 6227064 6254496 6279728 6457696 6521256 6573012 6692868 6745986 6775704 7026656 7064694 7120763 7264908 7296912 7488936 7648992 7668514 7870317 7904988 8073936 8302752 8695008 8764016 8923824 8994648 9034272 9083178 9340596 9419592 9686544 9781884 9859518 9985248 10118979 10163556 10493756 10539984 10597041 10897362 10945368 11179296 11502771 11857482 11992864 12110904 12454128 12559456 13042512 13146024 13385736 13491972 13551408 14129388 14241526 14529816 14593824 14789277 14977872 15337028 15740634 15809976 16147872 16346043 17528032 17786223 17847648 17989296 18166356 18681192 18839184 19373088 19563768 19719036 20237958 20327112 20987512 21079968 21194082 21362289 21794724 21890736 23005542 23610951 23714964 24221808 24908256 26085024 26292048 26771472 26983944 27102816 28258776 28483052 29059632 29578554 29955744 30356937 30674056 31481268 31619952 31791123 32692086 34508313 35572446 35978592 36332712 37362384 37678368 39127536 39438072 40475916 40654224 41975024 42388164 42724578 43589448 43781472 44367831 46011084 47221902 47429928 48443616 49845341 52584096 53542944 53967888 56517552 56966104 58119264 59157108 60713874 61348112 62962536 63239904 63582246 64086867 65384172 69016626 70832853 71144892 72665424 74724768 78255072 78876144 80951832 81308448 83950048 84776328 85449156 87178896 88735662 92022168 94443804 94859856 99690682 103524939 107935776 113035104 113932208 118314216 121427748 122696224 125925072 127164492 128173734 130768344 138033252 141665706 142289784 145330848 149536023 157752288 161903664 169552656 170898312 174357792 177471324 184044336 188887608 189719712 192260601 199381364 207049878 212498559 227864416 236628432 242855496 251850144 254328984 256347468 261536688 276066504 283331412 284579568 299072046 310574817 323807328 339105312 341796624 354942648 368088672 377775216 384521202 398762728 414099756 424997118 448608069 473256864 485710992 508657968 512694936 523073376 552133008 566662824 569159136 576781803 598144092 621149634 683593248 709885296 755550432 769042404 797525456 828199512 849994236 897216138 971421984 1017315936 1025389872 1104266016 1133325648 1153563606 1196288184 1242299268 1345824207 1419770592 1538084808 1595050912 1656399024 1699988472 1794432276 2050779744 2266651296 2307127212 2392576368 2484598536 2691648414 3076169616 3312798048 3399976944 3588864552 4037472621 4614254424 4785152736 4969197072 5383296828 6152339232 6799953888 7177729104 8074945242 9228508848 9938394144 10766593656 14355458208 16149890484 18457017696 21533187312 32299780968 43066374624 64599561936 129199123872
• Sum of all divisors σ(n): 498331975680
• Sum of proper divisors (its aliquot sum) s(n): 369132851808
• 129199123872 is an abundant number, because the sum of its proper divisors (369132851808) is greater than itself. Its abundance is 239933727936

Bases of 129199123872

• Binary: 1111000010100110111100010110110100000₂
• Hexadecimal: 0x1E14DE2DA0
• Base-36: 1NCPTM00

Squares and roots of 129199123872

• 129199123872 squared (129199123872²) is 16692413609292400272384
• 129199123872 cubed (129199123872³) is 2156645213629627433059946956750848
• The square root of 129199123872 is 359442.7963835135
• The cube root of 129199123872 is 5055.3728246009

Scales and comparisons

• 129,199,123,872 seconds is equal to 4,108 years, 6 weeks, 6 days, 5 hours, 31 minutes, 12 seconds.
• To count from 1 to 129,199,123,872 would take you about eight thousand, two hundred sixteen 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 129199123872 cubic inches would be around 421.3 feet tall.

Recreational maths with 129199123872

• 129199123872 backwards is 278321991921
• 129199123872 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 129199123872's digits is 54
• More coming soon!