128398970102400

Names of 128398970102400

• Cardinal: 128398970102400 can be written as One hundred twenty-eight trillion, three hundred ninety-eight billion, nine hundred seventy million, one hundred two thousand, four hundred.

Scientific notation

• Scientific notation: 1.283989701024 × 10¹⁴

Factors of 128398970102400

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 3706

Divisors of 128398970102400

• Number of divisors d(n): 720
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 25 27 30 32 36 37 40 45 48 50 54 60 64 72 74 75 80 81 90 96 100 108 111 120 128 135 144 148 150 160 162 180 185 192 200 216 222 225 240 270 288 296 300 320 324 333 360 370 384 400 405 432 444 450 480 540 555 576 592 600 640 648 666 675 720 740 800 810 864 888 900 925 960 999 1080 1110 1152 1184 1200 1296 1332 1350 1440 1480 1600 1620 1665 1728 1776 1800 1850 1920 1998 2025 2160 2220 2368 2400 2592 2664 2700 2775 2880 2960 2997 3200 3240 3330 3456 3552 3600 3659 3700 3996 4050 4320 4440 4736 4800 4995 5184 5328 5400 5550 5760 5920 5994 6480 6660 7104 7200 7318 7400 7992 8100 8325 8640 8880 9600 9990 10368 10656 10800 10977 11100 11840 11988 12960 13320 14208 14400 14636 14800 14985 15984 16200 16650 17280 17760 18295 19980 21312 21600 21954 22200 23680 23976 24975 25920 26640 28800 29272 29600 29970 31968 32400 32931 33300 35520 36590 39960 42624 43200 43908 44400 47952 49950 51840 53280 54885 58544 59200 59940 63936 64800 65862 66600 71040 73180 74925 79920 86400 87816 88800 91475 95904 98793 99900 106560 109770 117088 118400 119880 127872 129600 131724 133200 135383 146360 149850 159840 164655 175632 177600 182950 191808 197586 199800 213120 219540 234176 239760 259200 263448 266400 270766 274425 292720 296379 299700 319680 329310 351264 355200 365900 383616 395172 399600 406149 439080 468352 479520 493965 526896 532800 541532 548850 585440 592758 599400 639360 658620 676915 702528 731800 790344 799200 812298 823275 878160 959040 987930 1053792 1065600 1083064 1097700 1170880 1185516 1198800 1218447 1317240 1353830 1405056 1463600 1481895 1580688 1598400 1624596 1646550 1756320 1918080 1975860 2030745 2107584 2166128 2195400 2341760 2371032 2397600 2436894 2469825 2634480 2707660 2927200 2963790 3161376 3196800 3249192 3293100 3384575 3512640 3655341 3951720 4061490 4215168 4332256 4390800 4742064 4795200 4873788 4939650 5268960 5415320 5854400 5927580 6092235 6322752 6498384 6586200 6769150 7025280 7310682 7409475 7903440 8122980 8664512 8781600 9484128 9590400 9747576 9879300 10153725 10537920 10830640 10966023 11708800 11855160 12184470 12645504 12996768 13172400 13388281 13538300 14621364 14818950 15806880 16245960 17329024 17563200 18276705 18968256 19495152 19758600 20307450 21075840 21661280 21932046 23710320 24368940 25993536 26344800 26776562 27076600 29242728 29637900 30461175 31613760 32491920 35126400 36553410 37936512 38990304 39517200 40164843 40614900 43322560 43864092 47420640 48737880 51987072 52689600 53553124 54153200 54830115 58485456 59275800 60922350 63227520 64983840 66941405 73106820 77980608 79034400 80329686 81229800 86645120 87728184 91383525 94841280 97475760 105379200 107106248 108306400 109660230 116970912 118551600 120494529 121844700 129967680 133882810 146213640 155961216 158068800 160659372 162459600 175456368 182767050 189682560 194951520 200824215 214212496 216612800 219320460 233941824 237103200 240989058 243689400 259935360 267765620 274150575 292427280 316137600 321318744 324919200 334707025 350912736 361483587 365534100 389903040 401648430 428424992 433225600 438640920 467883648 474206400 481978116 487378800 495366397 535531240 548301150 584854560 602472645 642637488 649838400 669414050 701825472 722967174 731068200 779806080 803296860 856849984 877281840 948412800 963956232 974757600 990732794 1004121075 1071062480 1084450761 1096602300 1169709120 1204945290 1285274976 1299676800 1338828100 1403650944 1445934348 1462136400 1486099191 1606593720 1713699968 1754563680 1807417935 1927912464 1949515200 1981465588 2008242150 2142124960 2168901522 2193204600 2339418240 2409890580 2476831985 2570549952 2677656200 2891868696 2924272800 2972198382 3012363225 3213187440 3509127360 3614835870 3855824928 3899030400 3962931176 4016484300 4284249920 4337803044 4386409200 4458297573 4819781160 4953663970 5141099904 5355312400 5422253805 5783737392 5848545600 5944396764 6024726450 6426374880 7018254720 7229671740 7430495955 7711649856 7925862352 8032968600 8568499840 8675606088 8772818400 8916595146 9037089675 9639562320 9907327940 10710624800 10844507610 11567474784 11697091200 11888793528 12049452900 12384159925 12852749760 13374892719 14459343480 14860991910 15423299712 15851724704 16065937200 17351212176 17545636800 17833190292 18074179350 19279124640 19814655880 21421249600 21689015220 22291487865 23134949568 23777587056 24098905800 24768319850 25705499520 26749785438 27111269025 28918686960 29721983820 31703449408 32131874400 34702424352 35091273600 35666380584 36148358700 37152479775 38558249280 39629311760 40124678157 42842499200 43378030440 44582975730 46269899136 47555174112 48197811600 49536639700 53499570876 54222538050 57837373920 59443967640 63406898816 64263748800 66874463595 69404848704 71332761168 72296717400 74304959550 77116498560 79258623520 80249356314 86756060880 89165951460 95110348224 96395623200 99073279400 106999141752 108445076100 111457439325 115674747840 118887935280 128527497600 133748927190 138809697408 142665522336 144593434800 148609919100 158517247040 160498712628 173512121760 178331902920 190220696448 192791246400 198146558800 200623390785 213998283504 216890152200 222914878650 231349495680 237775870560 267497854380 285331044672 289186869600 297219838200 317034494080 320997425256 334372317975 347024243520 356663805840 385582492800 396293117600 401246781570 427996567008 433780304400 445829757300 475551741120 534995708760 570662089344 578373739200 594439676400 641994850512 668744635950 694048487040 713327611680 792586235200 802493563140 855993134016 867560608800 891659514600 951103482240 1003116953925 1069991417520 1156747478400 1188879352800 1283989701024 1337489271900 1426655223360 1585172470400 1604987126280 1711986268032 1735121217600 1783319029200 2006233907850 2139982835040 2377758705600 2567979402048 2674978543800 2853310446720 3209974252560 3470242435200 3566638058400 4012467815700 4279965670080 4755517411200 5135958804096 5349957087600 6419948505120 7133276116800 8024935631400 8559931340160 10699914175200 12839897010240 14266552233600 16049871262800 21399828350400 25679794020480 32099742525600 42799656700800 64199485051200 128398970102400
• Sum of all divisors σ(n): 486759423995790
• Sum of proper divisors (its aliquot sum) s(n): 358360453893390
• 128398970102400 is an abundant number, because the sum of its proper divisors (358360453893390) is greater than itself. Its abundance is 229961483790990

Bases of 128398970102400

• Binary: 11101001100011100110111000000001010001010000000₂
• Hexadecimal: 0x74C73700A280
• Base-36: 19IHO7MW00

Squares and roots of 128398970102400

• 128398970102400 squared (128398970102400²) is 16486295523357009066485760000
• 128398970102400 cubed (128398970102400³) is 2116823366002847568009190832075341824000000
• The square root of 128398970102400 is 11331326.9347592299
• The cube root of 128398970102400 is 50449.1492317871

Scales and comparisons

• 128,398,970,102,400 seconds is equal to 4,082,690 years, 4 weeks, 3 days.
• To count from 1 to 128,398,970,102,400 would take you about ten million, two hundred six thousand, seven hundred twenty-five 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 128398970102400 cubic inches would be around 4204.1 feet tall.

Recreational maths with 128398970102400

• 128398970102400 backwards is 004201079893821
• 128398970102400 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 128398970102400's digits is 54
• More coming soon!