128326947840

Names of 128326947840

• Cardinal: 128326947840 can be written as One hundred twenty-eight billion, three hundred twenty-six million, nine hundred forty-seven thousand, eight hundred forty.

Scientific notation

• Scientific notation: 1.2832694784 × 10¹¹

Factors of 128326947840

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 18
• Sum of prime factors: 131

Divisors of 128326947840

• Number of divisors d(n): 1056
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 13 14 15 16 18 20 21 24 26 27 28 30 32 35 36 39 40 42 45 48 52 54 56 60 63 64 65 70 72 78 80 84 90 91 96 101 104 105 108 112 117 120 126 128 130 135 140 144 156 160 168 180 182 189 192 195 202 208 210 216 224 234 240 252 256 260 270 273 280 288 303 312 315 320 336 351 360 364 378 384 390 404 416 420 432 448 455 468 480 504 505 512 520 540 546 560 576 585 606 624 630 640 672 702 707 720 728 756 768 780 808 819 832 840 864 896 909 910 936 945 960 1008 1010 1024 1040 1080 1092 1120 1152 1170 1212 1248 1260 1280 1313 1344 1365 1404 1414 1440 1456 1512 1515 1536 1560 1616 1638 1664 1680 1728 1755 1792 1818 1820 1872 1890 1920 2016 2020 2080 2121 2160 2184 2240 2304 2340 2424 2457 2496 2520 2560 2626 2688 2727 2730 2808 2828 2880 2912 3024 3030 3072 3120 3232 3276 3328 3360 3456 3510 3535 3584 3636 3640 3744 3780 3840 3939 4032 4040 4095 4160 4242 4320 4368 4480 4545 4608 4680 4848 4914 4992 5040 5120 5252 5376 5454 5460 5616 5656 5760 5824 6048 6060 6240 6363 6464 6552 6565 6656 6720 6912 7020 7070 7168 7272 7280 7488 7560 7680 7878 8064 8080 8190 8320 8484 8640 8736 8960 9090 9191 9216 9360 9696 9828 9984 10080 10201 10504 10605 10752 10908 10920 11232 11312 11520 11648 11817 12096 12120 12285 12480 12726 12928 13104 13130 13312 13440 13635 13824 14040 14140 14544 14560 14976 15120 15360 15756 16128 16160 16380 16640 16968 17280 17472 17920 18180 18382 18720 19089 19392 19656 19695 19968 20160 20402 21008 21210 21504 21816 21840 22464 22624 23040 23296 23634 24192 24240 24570 24960 25452 25856 26208 26260 26880 27270 27573 27648 28080 28280 29088 29120 29952 30240 30603 31512 31815 32256 32320 32760 33280 33936 34560 34944 35451 35840 36360 36764 37440 38178 38784 39312 39390 39936 40320 40804 42016 42420 43632 43680 44928 45248 45955 46080 46592 47268 48384 48480 49140 49920 50904 51005 51712 52416 52520 53760 54540 55146 56160 56560 58176 58240 59085 59904 60480 61206 63024 63630 64512 64640 65520 66560 67872 69120 69888 70902 71407 72720 73528 74880 76356 77568 78624 78780 80640 81608 82719 84032 84840 87264 87360 89856 90496 91809 91910 93184 94536 95445 96768 96960 98280 99840 101808 102010 103424 104832 105040 107520 109080 110292 112320 113120 116352 116480 118170 119808 120960 122412 126048 127260 129280 131040 132613 135744 137865 138240 139776 141804 142814 145440 147056 149760 152712 153015 155136 157248 157560 161280 163216 165438 168064 169680 174528 174720 177255 179712 180992 183618 183820 189072 190890 193536 193920 196560 199680 203616 204020 209664 210080 214221 218160 220584 224640 226240 232704 232960 236340 241920 244824 248157 252096 254520 258560 262080 265226 271488 275427 275730 279552 283608 285628 290880 294112 299520 305424 306030 310272 314496 315120 322560 326432 330876 336128 339360 349056 349440 354510 357035 359424 361984 367236 367640 378144 381780 387840 393120 397839 407232 408040 413595 419328 420160 428442 436320 441168 449280 452480 459045 465408 465920 472680 483840 489648 496314 504192 509040 517120 524160 530452 542976 550854 551460 567216 571256 581760 588224 599040 610848 612060 628992 630240 642663 652864 661752 663065 672256 678720 698112 698880 709020 714070 723968 734472 735280 756288 763560 775680 786240 795678 814464 816080 827190 838656 840320 856884 872640 882336 898560 904960 918090 928291 930816 945360 967680 979296 992628 1008384 1018080 1048320 1060904 1071105 1085952 1101708 1102920 1134432 1142512 1163520 1176448 1193517 1221696 1224120 1240785 1257984 1260480 1285326 1305728 1323504 1326130 1344512 1357440 1377135 1396224 1397760 1418040 1428140 1468944 1470560 1512576 1527120 1551360 1572480 1591356 1628928 1632160 1654380 1680640 1713768 1745280 1764672 1797120 1809920 1836180 1856582 1890720 1927989 1958592 1985256 1989195 2016768 2036160 2096640 2121808 2142210 2171904 2203416 2205840 2268864 2285024 2327040 2352896 2387034 2443392 2448240 2481570 2515968 2520960 2570652 2611456 2647008 2652260 2714880 2754270 2784873 2792448 2836080 2856280 2937888 2941120 3025152 3054240 3144960 3182712 3213315 3257856 3264320 3308760 3361280 3427536 3490560 3529344 3580551 3619840 3672360 3713164 3781440 3855978 3917184 3970512 3978390 4033536 4072320 4193280 4243616 4284420 4406832 4411680 4537728 4570048 4641455 4654080 4705792 4774068 4886784 4896480 4963140 5041920 5141304 5222912 5294016 5304520 5429760 5508540 5569746 5672160 5712560 5875776 5882240 5967585 6050304 6108480 6289920 6365424 6426630 6515712 6528640 6617520 6722560 6855072 6981120 7058688 7161102 7344720 7426328 7562880 7711956 7834368 7941024 7956780 8144640 8354619 8487232 8568840 8813664 8823360 9075456 9140096 9282910 9411584 9548136 9639945 9773568 9792960 9926280 10083840 10282608 10445824 10588032 10609040 10859520 11017080 11139492 11344320 11425120 11751552 11764480 11935170 12100608 12216960 12579840 12730848 12853260 13057280 13235040 13710144 13924365 13962240 14117376 14322204 14689440 14852656 15125760 15423912 15668736 15882048 15913560 16289280 16709238 16974464 17137680 17627328 17646720 17902755 18150912 18280192 18565820 19096272 19279890 19547136 19585920 19852560 20167680 20565216 21176064 21218080 22034160 22278984 22688640 22850240 23503104 23528960 23870340 24433920 25063857 25461696 25706520 26114560 26470080 27420288 27848730 28234752 28644408 29378880 29705312 30251520 30847824 31337472 31764096 31827120 32578560 33418476 33948928 34275360 35254656 35293440 35805510 36301824 36560384 37131640 38192544 38559780 39171840 39705120 41130432 41773095 42352128 42436160 44068320 44557968 45377280 45700480 47006208 47057920 47740680 48867840 50127714 50923392 51413040 52229120 52940160 54840576 55697460 57288816 58757760 59410624 60503040 61695648 63528192 63654240 66836952 67897856 68550720 70509312 70586880 71611020 73120768 74263280 76385088 77119560 78343680 79410240 82260864 83546190 84704256 84872320 88136640 89115936 90754560 91400960 94012416 95481360 97735680 100255428 101846784 102826080 105880320 109681152 111394920 114577632 117515520 118821248 123391296 125319285 127056384 127308480 133673904 135795712 137101440 141018624 141173760 143222040 148526560 152770176 154239120 156687360 158820480 164521728 167092380 169744640 176273280 178231872 181509120 182801920 190962720 200510856 203693568 205652160 211760640 219362304 222789840 229155264 235031040 237642496 246782592 250638570 254112768 254616960 267347808 274202880 282037248 286444080 297053120 305540352 308478240 317640960 329043456 334184760 339489280 352546560 356463744 365603840 381925440 401021712 407387136 411304320 423521280 445579680 458310528 470062080 475284992 493565184 501277140 509233920 534695616 548405760 572888160 594106240 611080704 616956480 635281920 658086912 668369520 678978560 705093120 712927488 763850880 802043424 822608640 891159360 916621056 950569984 987130368 1002554280 1018467840 1069391232 1096811520 1145776320 1188212480 1222161408 1233912960 1270563840 1336739040 1410186240 1425854976 1527701760 1604086848 1645217280 1782318720 1833242112 1974260736 2005108560 2036935680 2138782464 2291552640 2376424960 2467825920 2673478080 2851709952 3055403520 3208173696 3290434560 3564637440 3666484224 4010217120 4277564928 4583105280 4752849920 4935651840 5346956160 6110807040 6416347392 7129274880 8020434240 8555129856 9166210560 9871303680 10693912320 12832694784 14258549760 16040868480 18332421120 21387824640 25665389568 32081736960 42775649280 64163473920 128326947840
• Sum of all divisors σ(n): 566905678080
• Sum of proper divisors (its aliquot sum) s(n): 438578730240
• 128326947840 is an abundant number, because the sum of its proper divisors (438578730240) is greater than itself. Its abundance is 310251782400

Bases of 128326947840

• Binary: 1110111100000111000011101010000000000₂
• Hexadecimal: 0x1DE0E1D400
• Base-36: 1MYAJUO0

Squares and roots of 128326947840

• 128326947840 squared (128326947840²) is 16467805541930080665600
• 128326947840 cubed (128326947840³) is 2113263222818524394501443682304000
• The square root of 128326947840 is 358227.5084914613
• The cube root of 128326947840 is 5043.9714728691

Scales and comparisons

• 128,326,947,840 seconds is equal to 4,080 years, 20 weeks, 5 days, 14 hours, 24 minutes.
• To count from 1 to 128,326,947,840 would take you about eight thousand, one hundred sixty 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 128326947840 cubic inches would be around 420.3 feet tall.

Recreational maths with 128326947840

• 128326947840 backwards is 048749623821
• 128326947840 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 128326947840's digits is 54
• More coming soon!