128989020888

Names of 128989020888

• Cardinal: 128989020888 can be written as One hundred twenty-eight billion, nine hundred eighty-nine million, twenty thousand, eight hundred eighty-eight.

Scientific notation

• Scientific notation: 1.28989020888 × 10¹¹

Factors of 128989020888

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 71

Divisors of 128989020888

• Number of divisors d(n): 1008
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 13 14 17 18 21 24 26 27 28 29 34 36 39 42 51 52 54 56 58 63 68 72 78 81 84 87 91 102 104 108 116 117 119 126 136 153 156 162 168 174 182 189 203 204 216 221 232 234 238 243 252 261 273 289 306 312 324 348 351 357 364 377 378 406 408 442 459 468 476 486 493 504 522 546 567 578 609 612 648 663 696 702 714 728 729 754 756 783 812 819 841 867 884 918 936 952 972 986 1044 1053 1071 1092 1131 1134 1156 1218 1224 1326 1377 1404 1428 1458 1479 1508 1512 1547 1566 1624 1638 1682 1701 1734 1768 1827 1836 1944 1972 1989 2023 2088 2106 2142 2184 2262 2268 2312 2349 2436 2457 2523 2601 2639 2652 2754 2808 2856 2916 2958 3016 3094 3132 3159 3213 3276 3364 3393 3402 3451 3468 3654 3672 3757 3944 3978 4046 4131 4212 4284 4437 4524 4536 4641 4698 4872 4914 5046 5103 5202 5278 5304 5481 5508 5832 5887 5916 5967 6069 6188 6264 6318 6409 6426 6552 6728 6786 6804 6902 6936 7047 7308 7371 7514 7569 7803 7917 7956 8092 8262 8381 8424 8568 8874 9048 9282 9396 9477 9639 9828 10092 10179 10206 10353 10404 10556 10933 10962 11016 11271 11774 11832 11934 12138 12376 12393 12636 12818 12852 13311 13572 13608 13804 13923 14094 14297 14616 14742 15028 15138 15606 15834 15912 16184 16443 16524 16762 17661 17748 17901 18207 18564 18792 18954 19227 19278 19656 20184 20358 20412 20706 20808 21112 21141 21866 21924 22113 22542 22707 23409 23548 23751 23868 24276 24786 25143 25272 25636 25704 26299 26622 27144 27608 27846 28188 28594 28917 29484 30056 30276 30537 31059 31212 31668 32799 32886 33048 33524 33813 35322 35496 35802 36414 37128 37908 38454 38556 39933 40716 40824 41412 41769 42282 42891 43732 43848 44226 44863 45084 45414 46818 47096 47502 47736 48552 49329 49572 50286 51272 52598 52983 53244 53703 54621 55692 56376 57188 57681 57834 58667 58968 60552 61074 62118 62424 63336 65598 65772 66339 67048 67626 68121 70227 70644 71253 71604 72828 75429 75816 76531 76908 77112 78897 79866 81432 82824 83538 84564 85782 86751 87464 88452 89726 90168 90828 91611 93177 93636 95004 98397 98658 99144 100079 100572 101439 105196 105966 106488 107406 108953 109242 111384 114376 115362 115668 117334 119799 122148 124236 125307 128673 131196 131544 132678 134589 135252 136242 140454 141288 142506 143208 145656 147987 150858 153062 153816 157794 158949 159732 161109 163863 167076 169128 171564 173043 173502 176001 176904 179452 181656 183222 185861 186354 187272 190008 196794 197316 200158 201144 202878 204363 210392 210681 211932 213759 214812 217906 218484 226287 229593 230724 231336 234668 236691 239598 243049 244296 248472 250614 257346 262392 265356 269178 270504 272484 274833 279531 280908 285012 295191 295974 300237 301716 304317 306124 315588 317898 319464 322218 326859 327726 334152 343128 346086 347004 352002 358904 359397 366444 371722 372708 375921 386019 393588 394632 400316 403767 405756 408726 421362 423864 427518 429624 435812 436968 452574 459186 461448 469336 473382 476847 479196 486098 491589 501228 514692 519129 528003 530712 538356 544968 549666 557583 559062 561816 570024 590382 591948 600474 603432 608634 612248 613089 631176 635796 641277 644436 653718 655452 678861 688779 692172 694008 704004 710073 718794 729147 732888 743444 745416 751842 762671 772038 787176 800632 807534 811512 817452 838593 842724 855036 871624 885573 900711 905148 912951 918372 946764 953694 958392 972196 980577 983178 1002456 1029384 1038258 1056006 1076712 1099332 1115166 1118124 1127763 1158057 1180764 1183896 1200948 1211301 1217268 1226178 1271592 1282554 1288872 1301027 1307436 1310904 1357722 1377558 1384344 1408008 1420146 1430541 1437588 1458294 1474767 1486888 1503684 1525342 1544076 1557387 1584009 1615068 1634904 1672749 1677186 1685448 1701343 1710072 1771146 1801422 1810296 1825902 1836744 1893528 1907388 1923831 1944392 1961154 1966356 2036583 2066337 2076516 2112012 2130219 2187441 2198664 2230332 2236248 2255526 2288013 2316114 2361528 2401896 2422602 2434536 2452356 2515779 2565108 2602054 2614872 2656719 2702133 2715444 2738853 2755116 2840292 2861082 2875176 2916588 2941731 2949534 3007368 3050684 3088152 3114774 3159637 3168018 3230136 3345498 3354372 3402686 3474171 3542292 3602844 3633903 3651804 3814776 3847662 3903081 3922308 3932712 4073166 4132674 4153032 4224024 4260438 4291623 4374882 4460664 4511052 4576026 4632228 4672161 4752027 4845204 4904712 5018247 5031558 5104029 5130216 5204108 5313438 5404266 5430888 5477706 5510232 5680584 5722164 5833176 5883462 5899068 6101368 6109749 6199011 6229548 6319274 6336036 6390657 6562323 6690996 6708744 6805372 6864039 6948342 7084584 7205688 7267806 7303608 7695324 7806162 7844616 7970157 8106399 8146332 8265348 8520876 8583246 8749764 8825193 9022104 9152052 9264456 9344322 9478911 9504054 9690408 10036494 10063116 10208058 10408216 10422513 10626876 10808532 10901709 10955412 11444328 11709243 11766924 11798136 12219498 12398022 12459096 12638548 12672072 12781314 13124646 13381992 13610744 13728078 13896684 14256081 14535612 15054741 15312087 15390648 15612324 15940314 16212798 16292664 16530696 17041752 17166492 17499528 17650386 18304104 18597033 18688644 18957822 19008108 19171971 19686969 20072988 20126232 20416116 20592117 20845026 21253752 21617064 21803418 21910824 22117459 23418486 23533848 24319197 24438996 24796044 25277096 25562628 26249292 26475579 27456156 27793368 28436733 28512162 29071224 30109482 30624174 31224648 31880628 32425596 32705127 34332984 35127729 35300772 37194066 37377288 37915644 38016216 38343942 39373938 40145976 40832232 41184234 41690052 42768243 43606836 44234918 45164223 45936261 46836972 48638394 48877992 49592088 51125256 52498584 52951158 54912312 55791099 56873466 57024324 59060907 60218964 61248348 61776351 63761256 64851192 65410254 66352377 70255458 70601544 72957591 74388132 75831288 76687884 78747876 79426737 82368468 83380104 85310199 85536486 87213672 88469836 90328446 91872522 93673944 97276788 105383187 105902316 111582198 113746932 114048648 118121814 120437928 122496696 123552702 130820508 132704754 135492669 137808783 140510916 145915182 148776264 153375768 157495752 158853474 164736936 170620398 171072972 176939672 177182721 180656892 183745044 185329053 194553576 199057131 210766374 211804632 223164396 227493864 236243628 247105404 255930597 261641016 265409508 270985338 275617566 281021832 291830364 316149561 317706948 341240796 342145944 354365442 361313784 367490088 370658106 398114262 413426349 421532748 446328792 472487256 494210808 511861194 530819016 541970676 551235132 555987159 583660728 597171393 632299122 635413896 682481592 708730884 741316212 767791791 796228524 826852698 843065496 948448683 1023722388 1083941352 1102470264 1111974318 1194342786 1240279047 1264598244 1417461768 1482632424 1535583582 1592457048 1653705396 1791514179 1896897366 2047444776 2223948636 2303375373 2388685572 2480558094 2529196488 3071167164 3307410792 3583028358 3793794732 4447897272 4606750746 4777371144 4961116188 5374542537 6142334328 7166056716 7587589464 9213501492 9922232376 10749085074 14332113432 16123627611 18427002984 21498170148 32247255222 42996340296 64494510444 128989020888
• Sum of all divisors σ(n): 491005067280
• Sum of proper divisors (its aliquot sum) s(n): 362016046392
• 128989020888 is an abundant number, because the sum of its proper divisors (362016046392) is greater than itself. Its abundance is 233027025504

Bases of 128989020888

• Binary: 1111000001000010110000100001011011000₂
• Hexadecimal: 0x1E085842D8
• Base-36: 1N98QDI0

Squares and roots of 128989020888

• 128989020888 squared (128989020888²) is 16638167509644900308544
• 128989020888 cubed (128989020888³) is 2146140936439628987361459660867072
• The square root of 128989020888 is 359150.4154083635
• The cube root of 128989020888 is 5052.6309969519

Scales and comparisons

• 128,989,020,888 seconds is equal to 4,101 years, 23 weeks, 3 days, 11 hours, 34 minutes, 48 seconds.
• To count from 1 to 128,989,020,888 would take you about eight thousand, two hundred two 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 128989020888 cubic inches would be around 421.1 feet tall.

Recreational maths with 128989020888

• 128989020888 backwards is 888020989821
• 128989020888 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 128989020888's digits is 63
• More coming soon!