129379459140

Names of 129379459140

• Cardinal: 129379459140 can be written as One hundred twenty-nine billion, three hundred seventy-nine million, four hundred fifty-nine thousand, one hundred forty.

Scientific notation

• Scientific notation: 1.2937945914 × 10¹¹

Factors of 129379459140

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 405

Divisors of 129379459140

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 15 17 18 20 27 29 30 31 34 36 45 51 54 58 60 61 62 68 85 87 90 93 102 108 116 122 124 135 145 153 155 170 174 180 183 186 204 244 255 257 261 270 279 290 305 306 310 340 348 366 372 435 459 465 493 510 514 522 527 540 549 558 580 610 612 620 732 765 771 783 837 870 899 915 918 930 986 1020 1028 1037 1044 1054 1098 1116 1220 1285 1305 1395 1479 1530 1542 1566 1581 1647 1674 1740 1769 1798 1830 1836 1860 1891 1972 2074 2108 2196 2295 2313 2465 2570 2610 2635 2697 2745 2790 2958 3060 3084 3111 3132 3162 3294 3348 3538 3596 3660 3782 3855 3915 4148 4185 4369 4437 4495 4590 4626 4743 4930 5140 5185 5220 5270 5307 5394 5490 5580 5673 5916 6222 6324 6588 6939 7076 7395 7453 7564 7710 7830 7905 7967 8091 8235 8370 8738 8845 8874 8990 9180 9252 9333 9455 9486 9860 10370 10540 10614 10788 10980 11346 11565 12444 13107 13311 13485 13878 14229 14790 14906 15283 15420 15555 15660 15677 15810 15921 15934 16182 16470 16740 17019 17476 17690 17748 17980 18666 18910 18972 20740 21228 21845 22185 22359 22692 23130 23715 23901 24273 26214 26535 26622 26970 27756 27999 28365 28458 29580 29812 30073 30566 31110 31354 31620 31842 31868 32147 32364 32940 34038 34695 35380 37265 37332 37820 39321 39835 40455 43690 44370 44718 45849 46260 46665 47031 47430 47763 47802 48546 51057 52428 53070 53244 53940 54839 55998 56730 56916 60146 61132 62220 62708 63684 64294 65535 66555 67077 68076 69390 71145 71703 74530 76415 78385 78642 79605 79670 80910 85095 87380 88740 89436 90219 91698 93330 94062 94860 95526 95604 96441 97092 102114 106140 109678 111795 111996 113460 117963 119505 120292 121365 126701 128588 131070 133110 134154 135439 137547 138780 139995 141093 142290 143406 149060 150365 152830 156770 157284 159210 159340 160735 161820 164517 170190 180438 183396 186660 188124 191052 192882 196605 201231 204228 215109 219356 223590 229245 231043 235155 235926 238815 239010 242730 253402 255285 262140 266220 266509 268308 270657 270878 274195 275094 279990 282186 284580 286812 289323 300730 305660 313540 318420 321470 329034 335385 340380 358515 360876 380103 385764 393210 402462 406317 412641 423279 430218 447180 451095 454633 458490 462086 470310 471852 477630 478020 482205 485460 485987 493551 506804 510570 533018 541314 541756 548390 550188 559980 564372 578646 589815 601460 633505 642940 658068 670770 677195 687735 693129 705465 717030 760206 786420 799527 804924 811971 812634 822585 825282 846558 860436 867969 902190 909266 916980 924172 932263 940620 955260 964410 971974 987102 1006155 1021140 1066036 1075545 1082628 1096780 1140309 1155215 1157292 1179630 1218951 1267010 1332545 1341540 1353285 1354390 1363899 1375470 1386258 1410930 1434060 1446615 1457961 1480653 1520412 1599054 1623942 1625268 1645170 1650564 1693116 1735938 1804380 1818532 1864526 1900515 1928820 1943948 1974204 2012310 2031585 2063205 2079387 2116395 2151090 2273165 2280618 2310430 2359260 2398581 2429935 2437902 2467755 2534020 2665090 2706570 2708780 2727798 2750940 2772516 2796789 2821860 2893230 2915922 2961306 3198108 3247884 3290340 3420927 3465645 3471876 3656853 3729052 3801030 3927731 3997635 4024620 4059855 4063170 4091697 4126410 4158774 4232790 4302180 4339845 4373883 4546330 4561236 4620860 4661315 4797162 4859870 4875804 4935510 5330180 5413140 5455596 5593578 5701545 5786460 5831844 5922612 6094755 6238161 6819495 6841854 6931290 7195743 7289805 7313706 7403265 7602060 7728761 7855462 7995270 8119710 8126340 8183394 8252820 8261779 8317548 8390367 8465580 8679690 8747766 9092660 9322630 9594324 9719740 9871020 10396935 11187156 11403090 11783193 11992905 12189510 12275091 12476322 13121649 13638990 13683708 13862580 13983945 14093623 14391486 14579610 14627412 14806530 15457522 15710924 15990540 16239420 16366788 16523558 16780734 17104635 17359380 17495532 18284265 18645260 19638655 20458485 20793870 21869415 22806180 23186283 23566386 23985810 24379020 24550182 24785337 24952644 25171101 26243298 27277980 27967890 28187246 28782972 29159220 29613060 30915044 31190805 33047116 33561468 34209270 35349579 35978715 36568530 38643805 39277310 40916970 41308895 41587740 41951835 42280869 43738830 46372566 47132772 47971620 49100364 49570674 50342202 52486596 55935780 56374492 58915965 61375455 62381610 65608245 68418540 69558849 70468115 70699158 71957430 73137060 74356011 77287610 78554620 81833940 82617790 83903670 84561738 87477660 92745132 99141348 100684404 106048737 115931415 117831930 122750910 123926685 124763220 125855505 126842607 131216490 139117698 140936230 141398316 143914860 148712022 154575220 165235580 167807340 169123476 176747895 208676547 211404345 212097474 223068033 231862830 235663860 239591591 245501820 247853370 251711010 253685214 262432980 278235396 281872460 297424044 347794245 353495790 371780055 380527821 417353094 422808690 424194948 446136066 463725660 479183182 495706740 503422020 507370428 530243685 634213035 695588490 706991580 718774773 743560110 761055642 834706188 845617380 892272132 958366364 1043382735 1060487370 1115340165 1197957955 1268426070 1391176980 1437549546 1487120220 1522111284 1902639105 2086765470 2120974740 2156324319 2230680330 2395915910 2536852140 2875099092 3593873865 3805278210 4173530940 4312648638 4461360660 4791831820 6468972957 7187747730 7610556420 8625297276 10781621595 12937945914 14375495460 21563243190 25875891828 32344864785 43126486380 64689729570 129379459140
• Sum of all divisors σ(n): 464370278400
• Sum of proper divisors (its aliquot sum) s(n): 334990819260
• 129379459140 is an abundant number, because the sum of its proper divisors (334990819260) is greater than itself. Its abundance is 205611360120

Bases of 129379459140

• Binary: 1111000011111100111011110000001000100₂
• Hexadecimal: 0x1E1F9DE044
• Base-36: 1NFP6TL0

Squares and roots of 129379459140

• 129379459140 squared (129379459140²) is 16739044447358929539600
• 129379459140 cubed (129379459140³) is 2165688517119718505282817211944000
• The square root of 129379459140 is 359693.5628281383
• The cube root of 129379459140 is 5057.7238162345

Scales and comparisons

• 129,379,459,140 seconds is equal to 4,113 years, 45 weeks, 10 hours, 39 minutes.
• To count from 1 to 129,379,459,140 would take you about eight thousand, two hundred twenty-seven 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 129379459140 cubic inches would be around 421.5 feet tall.

Recreational maths with 129379459140

• 129379459140 backwards is 041954973921
• 129379459140 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 129379459140's digits is 54
• More coming soon!