128642044524840

Names of 128642044524840

• Cardinal: 128642044524840 can be written as One hundred twenty-eight trillion, six hundred forty-two billion, forty-four million, five hundred twenty-four thousand, eight hundred forty.

Scientific notation

• Scientific notation: 1.2864204452484 × 10¹⁴

Factors of 128642044524840

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 3440271

Divisors of 128642044524840

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 11 12 14 15 18 19 20 21 22 24 28 30 33 35 36 38 40 42 44 45 55 56 57 60 63 66 70 71 72 76 77 84 88 90 95 99 105 110 114 120 126 132 133 140 142 152 154 165 168 171 180 190 198 209 210 213 220 228 231 252 264 266 280 284 285 308 315 330 342 355 360 380 385 396 399 418 420 426 440 456 462 495 497 504 532 568 570 616 627 630 639 660 665 684 693 710 760 770 781 792 798 836 840 852 855 924 990 994 1045 1064 1065 1140 1155 1197 1254 1260 1278 1320 1330 1349 1368 1386 1420 1463 1491 1540 1562 1596 1672 1704 1710 1848 1881 1980 1988 1995 2090 2130 2280 2310 2343 2394 2485 2508 2520 2556 2660 2698 2772 2840 2926 2982 3080 3124 3135 3192 3195 3420 3465 3762 3905 3960 3976 3990 4047 4180 4260 4389 4473 4620 4686 4788 4970 5016 5112 5320 5396 5467 5544 5852 5964 5985 6248 6270 6390 6745 6840 6930 7029 7315 7455 7524 7810 7980 8094 8360 8520 8778 8946 9240 9372 9405 9443 9576 9940 10792 10934 11704 11715 11928 11970 12141 12540 12780 13167 13490 13860 14058 14630 14839 14910 15048 15620 15960 16188 16401 17556 17892 18744 18810 18886 19880 20235 21868 21945 22365 23430 23940 24282 25080 25560 26334 26980 27335 27720 28116 28329 29260 29678 29820 31240 32376 32802 35112 35145 35784 37620 37772 40470 43736 43890 44517 44730 46860 47215 47880 48564 49203 52668 53960 54670 56232 56658 58520 59356 59640 60705 65604 65835 70290 74195 75240 75544 80940 82005 84987 87780 89034 89460 93720 94430 97128 98406 103873 105336 109340 113316 118712 121410 131208 131670 133551 140580 141645 148390 161880 164010 169974 175560 178068 178920 188860 196812 207746 218680 222585 226632 242820 246015 263340 267102 281160 283290 296780 311619 328020 339948 356136 377720 393624 415492 424935 445170 485640 492030 519365 526680 534204 566580 593560 623238 656040 667755 679896 830984 849870 890340 934857 984060 1038730 1068408 1133160 1246476 1335510 1558095 1699740 1780680 1869714 1968120 2077460 2492952 2671020 3116190 3399480 3440153 3739428 4154920 4674285 5342040 6232380 6880306 7478856 9348570 10320459 12464760 13760612 17200765 18697140 20640918 24081071 27521224 30961377 34401530 37394280 37841683 41281836 48162142 51602295 61922754 65362907 68803060 72243213 75683366 82563672 96324284 103204590 113525049 120405355 123845508 130725814 137606120 144486426 151366732 154806885 189208415 192648568 196088721 206409180 216729639 227050098 240810710 244250863 247691016 261451628 264891781 288972852 302733464 309613770 326814535 340575147 361216065 378416830 392177442 412818360 433459278 454100196 457540349 481621420 488501726 522903256 529783562 567625245 577945704 588266163 619227540 653629070 681150294 718991977 722432130 732752589 756833660 784354884 794675343 866918556 908200392 915080698 963242840 977003452 980443605 1059567124 1083648195 1135250490 1176532326 1221254315 1238455080 1307258140 1324458905 1362300588 1372621047 1437983954 1444864260 1465505178 1513667320 1568709768 1589350686 1702875735 1709756041 1733837112 1830161396 1954006904 1960887210 2119134248 2156975931 2167296390 2198257767 2270500980 2287701745 2353064652 2384026029 2442508630 2614516280 2648917810 2686759493 2724601176 2745242094 2875967908 2889728520 2931010356 2941330815 3178701372 3405751470 3419512082 3594959885 3660322792 3663762945 3921774420 3973376715 4117863141 4313951862 4334592780 4396515534 4541001960 4575403490 4640766397 4706129304 4768052058 4885017260 5032943839 5129268123 5297835620 5373518986 5490484188 5751935816 5862020712 5882661630 6357402744 6470927793 6811502940 6839024164 6863105235 7189919770 7327525890 7843548840 7946753430 8060278479 8235726282 8548780205 8627903724 8669185560 8793031068 9150806980 9281532794 9536104116 9770034520 10065887678 10258536246 10595671240 10747037972 10784879655 10980968376 10991288835 11765323260 11920130145 12941855586 13433797465 13623005880 13678048328 13726210470 13922299191 14379839540 14655051780 15098831517 15387804369 15893506860 16120556958 16471452564 17097560410 17255807448 17586062136 18301613960 18563065588 18807316451 19072208232 20131775356 20517072492 20589315705 21494075944 21569759310 21982577670 23203831985 23530646520 23840260290 24180835437 25164719195 25646340615 25883711172 26867594930 27452420940 27844598382 28759679080 29310103560 30197663034 30775608738 31787013720 32241113916 32354638965 32485364779 32942905128 34195120820 37126131176 37614632902 40263550712 40301392395 41034144984 41178631410 41766897573 43139518620 43965155340 45296494551 46407663970 47680520580 48361670874 50329438390 51048430367 51292681230 51767422344 53735189860 54904841880 55689196764 56421949353 60395326068 61551217476 64482227832 64709277930 64970729558 68390241640 69611495955 75229265804 75494157585 76939021845 80602784790 82357262820 83533795146 86279037240 87930310680 90592989102 92815327940 94036582255 95361041160 96723341748 97456094337 100658876780 102096860734 102585362460 107470379720 111378393528 112843898706 120790652136 120904177185 123102434952 129418555860 129941459116 139222991910 150458531608 150988315170 153145291101 153878043690 161205569580 162426823895 164714525640 167067590292 169265848059 181185978204 185630655880 188073164510 193446683496 194912188674 201317753560 204193721468 205170724920 208834487865 225687797412 226482472755 241808354370 255242151835 258837111720 259882918232 278445983820 282109746765 292368283011 301976630340 306290582202 307756087380 322411139160 324853647790 334135180584 338531696118 357339012569 362371956408 376146329020 389824377348 408387442936 417668975730 451375594824 452964945510 459435873303 483616708740 487280471685 510484303670 556891967640 564219493530 584736566022 603953260680 612581164404 615512174760 649707295580 677063392236 714678025138 752292658040 765726455505 779648754696 835337951460 846329240295 905929891020 918871746606 967233417480 974560943370 1020968607340 1072017037707 1128438987060 1169473132044 1225162328808 1299414591160 1354126784472 1429356050276 1461841415055 1531452911010 1670675902920 1692658480590 1786695062845 1811859782040 1837743493212 1949121886740 2041937214680 2144034075414 2256877974120 2297179366515 2338946264088 2858712100552 2923682830110 3062905822020 3216051113121 3385316961180 3573390125690 3675486986424 3898243773480 4288068150828 4594358733030 5360085188535 5847365660220 6125811644040 6432102226242 6770633922360 7146780251380 8576136301656 9188717466060 10720170377070 11694731320440 12864204452484 14293560502760 16080255565605 18377434932120 21440340754140 25728408904968 32160511131210 42880681508280 64321022262420 128642044524840
• Sum of all divisors σ(n): 556413260083200
• Sum of proper divisors (its aliquot sum) s(n): 427771215558360
• 128642044524840 is an abundant number, because the sum of its proper divisors (427771215558360) is greater than itself. Its abundance is 299129171033520

Bases of 128642044524840

• Binary: 11101001111111111001111010111011111100100101000₂
• Hexadecimal: 0x74FFCF5DF928
• Base-36: 19LLC7VCQ0

Squares and roots of 128642044524840

• 128642044524840 squared (128642044524840²) is 16548775619530917021377025600
• 128642044524840 cubed (128642044524840³) is 2128868330079282882978938757323844515904000
• The square root of 128642044524840 is 11342047.6336876667
• The cube root of 128642044524840 is 50480.9645637409

Scales and comparisons

• 128,642,044,524,840 seconds is equal to 4,090,419 years, 5 weeks, 1 day, 8 hours, 54 minutes.
• To count from 1 to 128,642,044,524,840 would take you about ten million, two hundred twenty-six thousand and forty-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 128642044524840 cubic inches would be around 4206.7 feet tall.

Recreational maths with 128642044524840

• 128642044524840 backwards is 048425440246821
• The number of decimal digits it has is: 15
• The sum of 128642044524840's digits is 54
• More coming soon!