128438645944000

Names of 128438645944000

• Cardinal: 128438645944000 can be written as One hundred twenty-eight trillion, four hundred thirty-eight billion, six hundred forty-five million, nine hundred forty-four thousand.

Scientific notation

• Scientific notation: 1.28438645944 × 10¹⁴

Factors of 128438645944000

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 470

Divisors of 128438645944000

• Number of divisors d(n): 672
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 25 28 32 35 40 49 50 56 64 70 80 97 98 100 112 125 140 160 175 194 196 200 224 245 250 280 320 350 359 388 392 400 448 485 490 500 560 679 700 718 776 784 800 875 970 980 1000 1120 1225 1358 1400 1436 1552 1568 1600 1750 1795 1940 1960 2000 2240 2425 2450 2513 2716 2800 2872 3104 3136 3395 3500 3590 3880 3920 4000 4753 4850 4900 5026 5432 5600 5744 6125 6208 6790 7000 7180 7760 7840 8000 8975 9409 9506 9700 9800 10052 10864 11200 11488 12125 12250 12565 13580 14000 14360 15520 15680 16975 17591 17950 18818 19012 19400 19600 20104 21728 22976 23765 24250 24500 25130 27160 28000 28720 31040 33950 34823 35182 35900 37636 38024 38800 39200 40208 43456 44875 47045 47530 48500 49000 50260 54320 56000 57440 62825 65863 67900 69646 70364 71800 75272 76048 77600 78400 80416 84875 87955 89750 94090 95060 97000 98000 100520 108640 114880 118825 125650 131726 135800 139292 140728 143600 150544 152096 155200 160832 169750 174115 175910 179500 188180 190120 194000 196000 201040 217280 235225 237650 243761 251300 263452 271600 278584 281456 287200 301088 304192 314125 329315 339500 348230 351820 359000 376360 380240 388000 392000 402080 439775 461041 470450 475300 487522 502600 526904 543200 557168 562912 574400 594125 602176 628250 658630 679000 696460 703640 718000 752720 760480 776000 804160 870575 879550 912673 922082 940900 950600 975044 1005200 1053808 1086400 1114336 1125824 1176125 1188250 1218805 1256500 1317260 1358000 1392920 1407280 1436000 1505440 1520960 1646575 1706327 1741150 1759100 1825346 1844164 1881800 1901200 1950088 2010400 2107616 2198875 2228672 2305205 2352250 2376500 2437610 2513000 2634520 2716000 2785840 2814560 2872000 3010880 3293150 3377831 3412654 3482300 3518200 3650692 3688328 3763600 3802400 3900176 4020800 4215232 4352875 4397750 4563365 4610410 4704500 4753000 4875220 5026000 5269040 5432000 5571680 5629120 6094025 6388711 6586300 6755662 6825308 6964600 7036400 7301384 7376656 7527200 7604800 7800352 8232875 8531635 8705750 8795500 9126730 9220820 9409000 9506000 9750440 10052000 10538080 11143360 11526025 12188050 12777422 13172600 13511324 13650616 13929200 14072800 14602768 14753312 15054400 15600704 16465750 16889155 17063270 17411500 17591000 18253460 18441640 18818000 19012000 19500880 20104000 21076160 22816825 23052050 23644817 24376100 25554844 26345200 27022648 27301232 27858400 28145600 29205536 29506624 30470125 31943555 32931500 33778310 34126540 34823000 35182000 36506920 36883280 37636000 38024000 39001760 42658175 44720977 45633650 46104100 47289634 48752200 51109688 52690400 54045296 54602464 55716800 57630125 58411072 60940250 63887110 65863000 67556620 68253080 69646000 70364000 73013840 73766560 75272000 78003520 84445775 85316350 89441954 91267300 92208200 94579268 97504400 102219376 105380800 108090592 109204928 114084125 115260250 118224085 121880500 127774220 131726000 135113240 136506160 139292000 140728000 146027680 147533120 159717775 165513719 168891550 170632700 178883908 182534600 184416400 189158536 195008800 204438752 213290875 216181184 223604885 228168250 230520500 236448170 243761000 255548440 263452000 270226480 273012320 278584000 292055360 319435550 327649607 331027438 337783100 341265400 357767816 365069200 368832800 378317072 390017600 408877504 422228875 426581750 447209770 456336500 461041000 472896340 487522000 511096880 526904000 540452960 546024640 591120425 638871100 655299214 662054876 675566200 682530800 715535632 730138400 737665600 756634144 798588875 827568595 844457750 853163500 894419540 912673000 922082000 945792680 975044000 1022193760 1080905920 1118024425 1182240850 1277742200 1310598428 1324109752 1351132400 1365061600 1431071264 1460276800 1513268288 1597177750 1638248035 1655137190 1688915500 1706327000 1788839080 1825346000 1844164000 1891585360 1950088000 2044387520 2236048850 2293547249 2364481700 2555484400 2621196856 2648219504 2702264800 2730123200 2862142528 2955602125 3194355500 3276496070 3310274380 3377831000 3412654000 3577678160 3650692000 3688328000 3783170720 4137842975 4472097700 4587094498 4728963400 5110968800 5242393712 5296439008 5404529600 5590122125 5911204250 6388711000 6552992140 6620548760 6755662000 6825308000 7155356320 7301384000 7566341440 8191240175 8275685950 8944195400 9174188996 9457926800 10221937600 10484787424 10592878016 11180244250 11467736245 11822408500 12777422000 13105984280 13241097520 13511324000 13650616000 14310712640 16054830743 16382480350 16551371900 17888390800 18348377992 18915853600 20689214875 20969574848 22360488500 22935472490 23644817000 25554844000 26211968560 26482195040 27022648000 32109661486 32764960700 33102743800 35776781600 36696755984 37831707200 40956200875 41378429750 44720977000 45870944980 47289634000 51109688000 52423937120 52964390080 57338681225 64219322972 65529921400 66205487600 71553563200 73393511968 80274153715 81912401750 82756859500 89441954000 91741889960 94579268000 104847874240 114677362450 128438645944 131059842800 132410975200 146787023936 160548307430 163824803500 165513719000 178883908000 183483779920 189158536000 229354724900 256877291888 262119685600 264821950400 286693406125 321096614860 327649607000 331027438000 357767816000 366967559840 401370768575 458709449800 513754583776 524239371200 573386812250 642193229720 655299214000 662054876000 733935119680 802741537150 917418899600 1027509167552 1146773624500 1284386459440 1310598428000 1324109752000 1605483074300 1834837799200 2006853842875 2293547249000 2568772918880 2621196856000 3210966148600 3669675598400 4013707685750 4587094498000 5137545837760 6421932297200 8027415371500 9174188996000 12843864594400 16054830743000 18348377992000 25687729188800 32109661486000 64219322972000 128438645944000
• Sum of all divisors σ(n): 374905122883200
• Sum of proper divisors (its aliquot sum) s(n): 246466476939200
• 128438645944000 is an abundant number, because the sum of its proper divisors (246466476939200) is greater than itself. Its abundance is 118027830995200

Bases of 128438645944000

• Binary: 11101001101000001110011110111011110111011000000₂
• Hexadecimal: 0x74D073DDEEC0
• Base-36: 19IZWDLVB4

Squares and roots of 128438645944000

• 128438645944000 squared (128438645944000²) is 16496485771928187651136000000
• 128438645944000 cubed (128438645944000³) is 2118786295380918027917849693392384000000000
• The square root of 128438645944000 is 11333077.5142500459
• The cube root of 128438645944000 is 50454.3450323415

Scales and comparisons

• 128,438,645,944,000 seconds is equal to 4,083,951 years, 34 weeks, 3 hours, 6 minutes, 40 seconds.
• To count from 1 to 128,438,645,944,000 would take you about ten million, two hundred nine thousand, eight hundred seventy-nine 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 128438645944000 cubic inches would be around 4204.5 feet tall.

Recreational maths with 128438645944000

• 128438645944000 backwards is 000449546834821
• The number of decimal digits it has is: 15
• The sum of 128438645944000's digits is 58
• More coming soon!