128049218388

Names of 128049218388

• Cardinal: 128049218388 can be written as One hundred twenty-eight billion, forty-nine million, two hundred eighteen thousand, three hundred eighty-eight.

Scientific notation

• Scientific notation: 1.28049218388 × 10¹¹

Factors of 128049218388

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 181

Divisors of 128049218388

• Number of divisors d(n): 1152
• Complete list of divisors:
  1 2 3 4 6 7 9 12 13 14 17 18 21 26 27 28 31 34 36 39 41 42 51 52 54 62 63 67 68 78 81 82 84 91 93 102 108 117 119 123 124 126 134 153 156 162 164 182 186 189 201 204 217 221 234 238 243 246 252 268 273 279 287 306 324 351 357 364 369 372 378 402 403 434 442 459 468 469 476 486 492 527 533 546 558 567 574 603 612 651 663 697 702 714 738 756 804 806 819 837 861 868 871 884 918 938 972 1053 1054 1066 1071 1092 1107 1116 1134 1139 1148 1206 1209 1271 1302 1326 1377 1394 1404 1407 1428 1476 1547 1581 1599 1612 1638 1674 1701 1722 1742 1809 1836 1876 1953 1989 2077 2091 2106 2108 2132 2142 2214 2268 2278 2412 2418 2457 2511 2542 2583 2604 2613 2652 2747 2754 2788 2814 2821 3094 3159 3162 3198 3213 3276 3321 3348 3402 3417 3444 3484 3618 3627 3689 3731 3813 3906 3978 4131 4154 4182 4212 4221 4284 4428 4556 4641 4743 4797 4836 4879 4914 5022 5084 5166 5226 5427 5494 5508 5628 5642 5859 5967 6097 6188 6231 6273 6318 6324 6396 6426 6642 6804 6834 6851 7236 7254 7371 7378 7462 7533 7626 7749 7812 7839 7956 7973 8241 8262 8308 8364 8442 8463 8897 9061 9282 9486 9594 9639 9758 9828 9963 10044 10251 10332 10452 10854 10881 10988 11067 11193 11284 11439 11718 11934 12194 12462 12546 12636 12663 12852 13284 13668 13702 13923 14229 14391 14508 14539 14637 14742 14756 14807 14924 15066 15252 15498 15678 15946 16281 16482 16523 16524 16884 16926 17577 17794 17901 18122 18291 18564 18693 18819 18972 19188 19229 19278 19516 19926 20502 20553 21607 21708 21762 22113 22134 22386 22878 23247 23436 23517 23868 23919 24388 24723 24924 25092 25326 25389 26691 27001 27183 27404 27846 28458 28782 28917 29078 29274 29484 29614 30132 30753 30996 31356 31892 32562 32643 32964 33046 33201 33579 33852 34317 35154 35309 35588 35711 35802 36244 36582 37386 37638 37989 38458 38556 39852 41004 41106 41769 42687 43173 43214 43524 43617 43911 44226 44268 44421 44772 45756 46494 46699 47034 47838 47957 49446 49569 50652 50778 52731 53382 53703 54002 54366 54873 55692 56079 56457 56916 57564 57687 57834 58156 58548 59228 61506 61659 63427 64821 65124 65286 66092 66402 67158 68634 69741 70308 70551 70618 71422 71604 71757 73164 74169 74772 75276 75978 76167 76916 80073 81003 81549 82212 83538 85157 85374 86346 86428 87234 87822 88452 88842 92259 92988 93398 94068 95676 95914 97929 98892 99138 99603 100737 101556 102951 103649 105462 105927 106764 107133 107406 108004 108732 109746 112158 112914 113967 115374 115661 115668 123012 123318 125307 126854 128061 129519 129642 130572 130851 131733 132804 133263 134316 137268 139482 140097 141102 141236 142844 143514 143871 148338 148707 151249 151956 152334 160146 162006 163098 164619 167076 168237 169371 170314 170748 172692 173061 174468 175644 177684 184518 184977 186796 189007 190281 191828 194463 195858 198276 199206 201474 205902 207298 210924 211653 211854 214266 214812 215271 219492 222507 224316 225828 227934 228501 230748 231322 240219 243009 244647 246636 247163 249977 250614 253708 255471 256122 259038 259284 261702 263466 266526 276777 278964 280194 280891 282204 287028 287742 296676 297414 298809 302211 302498 304668 308853 310947 317781 320292 321399 324012 326196 326893 329238 336474 338742 340628 346122 346983 369036 369954 375921 378014 380562 388926 391716 392553 395199 398412 399789 402948 411804 414596 420291 423306 423708 428532 430542 431613 445014 446121 453747 455868 457002 459017 462644 480438 486018 489294 493857 494326 499954 501228 504711 510942 512244 518076 519183 523404 526932 533052 553554 554931 560388 561782 567021 570843 575484 583389 594828 596099 597618 604422 604996 607087 617706 621894 635562 642798 645813 653786 658476 667521 672948 677484 685503 692244 693966 720657 729027 733941 739908 741489 749931 751842 756028 761124 766413 777852 785106 790398 799578 840582 842673 846612 861084 863226 890028 892242 896427 906633 907494 914004 918034 932841 953343 960876 964197 972036 978588 980679 987714 988652 999908 1009422 1021884 1038366 1040949 1107041 1107108 1109862 1123564 1134042 1141686 1166778 1177659 1185597 1192198 1195236 1199367 1208844 1214174 1235412 1243788 1260873 1271124 1285596 1291626 1294839 1307572 1335042 1338363 1361241 1371006 1377051 1387932 1441314 1447669 1458054 1467882 1481571 1482978 1499862 1503684 1532826 1557549 1570212 1580796 1599156 1664793 1681164 1685346 1701063 1712529 1726452 1750167 1784484 1788297 1792854 1813266 1814988 1821261 1836068 1865682 1906686 1928394 1937439 1961358 1966237 1975428 2018844 2076732 2081898 2161971 2187081 2201823 2214082 2219724 2224467 2249793 2268084 2283372 2299239 2333556 2355318 2371194 2384396 2398734 2428348 2521746 2528019 2583252 2589678 2670084 2676726 2722482 2742012 2754102 2798523 2860029 2882628 2892591 2895338 2916108 2935764 2942037 2963142 2965956 2999724 3065652 3115098 3122847 3213119 3321123 3329586 3370692 3402126 3425058 3500334 3532977 3576594 3585708 3598101 3626532 3642522 3731364 3782619 3813372 3856788 3874878 3884517 3922716 3932474 4015089 4083723 4131153 4163796 4249609 4323942 4343007 4374162 4403646 4428164 4448934 4499586 4598478 4672647 4710636 4742388 4797468 5043492 5056038 5103189 5137587 5179356 5250501 5353452 5364891 5444964 5463783 5508204 5597046 5720058 5785182 5790676 5884074 5898711 5926284 6230196 6245694 6426238 6561243 6642246 6659172 6673401 6749379 6804252 6850116 6897717 7000668 7065954 7153188 7196202 7285044 7565238 7584057 7749287 7749756 7769034 7864948 8030178 8167446 8262306 8395569 8499218 8580087 8647884 8677773 8686014 8748324 8807292 8826111 8897868 8999172 9196956 9345294 9368541 9639357 9963369 10112076 10133683 10206378 10275174 10501002 10729782 10927566 11194092 11347857 11440116 11570364 11653551 11768148 11797422 12251169 12393459 12491388 12748827 12852476 13029021 13122486 13284492 13346802 13498758 13795434 14131908 14392404 15130476 15168114 15309567 15412761 15498574 15538068 16060356 16094673 16334892 16391349 16524612 16791138 16998436 17160174 17355546 17372028 17652222 17696133 18690588 18737082 18819697 19278714 19926738 20020203 20248137 20267366 20412756 20550348 20693151 21002004 21459564 21855132 22695714 22752171 23247861 23307102 23594844 24502338 24786918 25186707 25497654 26058042 26244972 26478333 26693604 26997516 27590868 28105623 28918071 29890107 30336228 30401049 30619134 30825522 30997148 32189346 32782698 33582276 34320348 34711092 35304444 35392266 36753507 37180377 37474164 37639394 38246481 38557428 39087063 39853476 40040406 40496274 40534732 41386302 45391428 45504342 45928701 46495722 46614204 48284019 49004676 49174047 49573836 50373414 50995308 52116084 52956666 53088399 56211246 56459091 57836142 59780214 60060609 60744411 60802098 61238268 61651044 64378692 65565396 68256513 69743583 70784532 73507014 74360754 75278788 76492962 78174126 79434999 80080812 80992548 82772604 86754213 89670321 91008684 91203147 91857402 92991444 96568038 98348094 100746828 105913332 106176798 111541131 112422492 112918182 114739443 115672284 117261189 119560428 120121218 121488822 121604196 131737879 136513026 139487166 144852057 147014028 147522141 148721508 152985924 156348252 158869998 159265197 169377273 173508426 179340642 182406294 183714804 193136076 196696188 209230749 212353596 223082262 225836364 229478886 234522378 240242436 242977644 260262639 263475758 269010963 273026052 273609441 278974332 289704114 295044282 317739996 318530394 338754546 344218329 347016852 351783567 358681284 364812588 395213637 418461498 446164524 458957772 469044756 477795591 508131819 520525278 526951516 538021926 547218882 579408228 590088564 627692247 637060788 677509092 688436658 703567134 780787917 790427274 820828323 836922996 955591182 1016263638 1032654987 1041050556 1076043852 1094437764 1185640911 1255384494 1376873316 1407134268 1524395457 1561575834 1580854548 1641656646 1883076741 1911182364 2032527276 2065309974 2371281822 2462484969 2510768988 3048790914 3123151668 3283313292 3556922733 3766153482 4130619948 4573186371 4742563644 4924969938 6097581828 7113845466 7532306964 9146372742 9849939876 10670768199 14227690932 18292745484 21341536398 32012304597 42683072796 64024609194 128049218388
• Sum of all divisors σ(n): 469459501056
• Sum of proper divisors (its aliquot sum) s(n): 341410282668
• 128049218388 is an abundant number, because the sum of its proper divisors (341410282668) is greater than itself. Its abundance is 213361064280

Bases of 128049218388

• Binary: 1110111010000010101000000001101010100₂
• Hexadecimal: 0x1DD0540354
• Base-36: 1MTP7590

Squares and roots of 128049218388

• 128049218388 squared (128049218388²) is 16396602329777717318544
• 128049218388 cubed (128049218388³) is 2099572112546896520418370418187072
• The square root of 128049218388 is 357839.6545772981
• The cube root of 128049218388 is 5040.3300676693

Scales and comparisons

• 128,049,218,388 seconds is equal to 4,071 years, 29 weeks, 4 days, 3 hours, 19 minutes, 48 seconds.
• To count from 1 to 128,049,218,388 would take you about eight thousand, one hundred forty-three 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 128049218388 cubic inches would be around 420 feet tall.

Recreational maths with 128049218388

• 128049218388 backwards is 883812940821
• 128049218388 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 128049218388's digits is 54
• More coming soon!