128642856615936

Names of 128642856615936

• Cardinal: 128642856615936 can be written as One hundred twenty-eight trillion, six hundred forty-two billion, eight hundred fifty-six million, six hundred fifteen thousand, nine hundred thirty-six.

Scientific notation

• Scientific notation: 1.28642856615936 × 10¹⁴

Factors of 128642856615936

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 21
• Sum of prime factors: 2451

Divisors of 128642856615936

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 16 18 24 26 31 32 36 39 48 52 62 64 72 78 93 96 104 117 124 128 144 156 186 192 208 234 248 256 279 288 312 372 384 403 416 468 496 512 558 576 601 624 744 768 806 832 936 992 1024 1116 1152 1202 1209 1248 1488 1536 1612 1664 1801 1803 1872 1984 2048 2232 2304 2404 2418 2496 2976 3072 3224 3328 3602 3606 3627 3744 3968 4096 4464 4608 4808 4836 4992 5403 5409 5952 6144 6448 6656 7204 7212 7254 7488 7813 7936 8192 8928 9216 9616 9672 9984 10806 10818 11904 12288 12896 13312 14408 14424 14508 14976 15626 15872 16209 16384 17856 18432 18631 19232 19344 19968 21612 21636 23413 23439 23808 24576 25792 26624 28816 28848 29016 29952 31252 31744 32418 32768 35712 36864 37262 38464 38688 39936 43224 43272 46826 46878 47616 49152 51584 53248 55831 55893 57632 57696 58032 59904 62504 63488 64836 70239 70317 71424 73728 74524 76928 77376 79872 86448 86544 93652 93756 95232 98304 103168 106496 111662 111786 115264 115392 116064 119808 125008 126976 129672 140478 140634 142848 147456 149048 153856 154752 159744 167493 167679 172896 173088 187304 187512 190464 206336 210717 212992 223324 223572 230528 230784 232128 239616 242203 250016 253952 259344 280956 281268 285696 294912 298096 307712 309504 319488 334986 335358 345792 346176 374608 375024 380928 412672 421434 425984 446648 447144 461056 461568 464256 479232 484406 500032 502479 507904 518688 561912 562536 571392 596192 615424 619008 638976 669972 670716 691584 692352 725803 726609 749216 750048 761856 825344 842868 893296 894288 922112 923136 928512 958464 968812 1000064 1004958 1015808 1037376 1082401 1123824 1125072 1142784 1192384 1230848 1238016 1277952 1339944 1341432 1383168 1384704 1451606 1453218 1498432 1500096 1523712 1650688 1685736 1786592 1788576 1844224 1846272 1857024 1916928 1937624 2000128 2009916 2074752 2164802 2177409 2179827 2247648 2250144 2285568 2384768 2461696 2476032 2679888 2682864 2766336 2769408 2903212 2906436 2996864 3000192 3047424 3247203 3301376 3371472 3573184 3577152 3688448 3692544 3714048 3833856 3875248 4000256 4019832 4149504 4329604 4354818 4359654 4495296 4500288 4571136 4769536 4923392 4952064 5359776 5365728 5532672 5538816 5806424 5812872 5993728 6000384 6494406 6532227 6602752 6742944 7146368 7154304 7376896 7385088 7428096 7750496 8000512 8039664 8299008 8659208 8709636 8719308 8990592 9000576 9142272 9539072 9741609 9846784 9904128 10719552 10731456 11065344 11077632 11612848 11625744 11987456 12000768 12988812 13064454 13205504 13485888 14071213 14292736 14308608 14753792 14770176 14856192 15500992 16001024 16079328 16598016 17318416 17419272 17438616 17981184 18001152 19078144 19483218 19693568 19808256 21439104 21462912 22130688 22155264 23225696 23251488 23974912 24001536 25977624 26128908 26971776 28142426 28585472 28617216 29507584 29540352 29712384 31001984 32002048 32158656 33196032 33554431 34636832 34838544 34877232 35962368 36002304 38156288 38966436 39616512 42213639 42878208 42925824 44261376 44310528 46451392 46502976 47949824 48003072 51955248 52257816 53943552 56284852 57170944 57234432 59015168 59080704 59424768 62003968 64004096 64317312 66392064 67108862 69273664 69677088 69754464 71924736 72004608 76312576 77932872 84427278 85756416 85851648 88522752 88621056 92902784 93005952 95899648 96006144 100663293 103910496 104515632 107887104 112569704 114341888 114468864 118849536 124007936 126640917 128008192 128634624 132784128 134217724 138547328 139354176 139508928 143849472 144009216 152625152 155865744 168854556 171512832 171703296 177045504 177242112 185805568 186011904 191799296 192012288 201326586 207820992 209031264 215774208 225139408 228683776 228937728 248015872 253281834 256016384 257269248 265568256 268435448 277094656 278708352 279017856 287698944 288018432 301989879 305250304 311731488 337709112 343025664 343406592 371611136 372023808 383598592 384024576 402653172 415641984 418062528 431548416 436207603 450278816 457367552 457875456 496031744 506563668 514538496 531136512 536870896 554189312 557416704 558035712 575397888 576036864 603979758 610500608 623462976 675418224 686051328 686813184 743222272 744047616 767197184 768049152 805306344 831283968 836125056 863096832 872415206 900557632 914735104 915750912 992063488 1013127336 1029076992 1073741792 1108378624 1114833408 1116071424 1150795776 1152073728 1207959516 1246925952 1308622809 1350836448 1372102656 1373626368 1486444544 1488095232 1610612688 1662567936 1672250112 1726193664 1744830412 1801115264 1829470208 1831501824 1984126976 2026254672 2058153984 2147483584 2216757248 2229666816 2232142848 2301591552 2304147456 2415919032 2493851904 2617245618 2701672896 2744205312 2747252736 2972889088 2976190464 3221225376 3325135872 3344500224 3452387328 3489660824 3602230528 3925868427 3968253952 4052509344 4116307968 4294967168 4433514496 4459333632 4464285696 4831838064 4987703808 5234491236 5403345792 5488410624 5494505472 5945778176 5952380928 6442450752 6650271744 6689000448 6904774656 6979321648 7204461056 7851736854 7936507904 8105018688 8232615936 8589934336 8867028992 8918667264 8928571392 9663676128 9975407616 10468982472 10806691584 11891556352 11904761856 12884901504 13300543488 13378000896 13958643296 14408922112 15703473708 16210037376 16465231872 17179868672 17734057984 17837334528 17857142784 19327352256 19950815232 20937964944 21613383168 23783112704 23809523712 25769803008 26601086976 26756001792 27917286592 28817844224 31406947416 32420074752 34359737344 35468115968 35674669056 35714285568 38654704512 39901630464 41875929888 43226766336 51539606016 53202173952 53512003584 55834573184 57635688448 62813894832 64840149504 68719474688 71349338112 71428571136 77309409024 79803260928 83751859776 86453532672 103079212032 106404347904 107024007168 111669146368 115271376896 125627789664 129680299008 137438949376 154618818048 159606521856 167503719552 172907065344 206158424064 214048014336 223338292736 230542753792 251255579328 259360598016 274877898752 309237636096 319213043712 335007439104 345814130688 412316848128 446676585472 461085507584 502511158656 518721196032 549755797504 618475272192 670014878208 691628261376 824633696256 893353170944 1005022317312 1037442392064 1099511595008 1236950544384 1340029756416 1383256522752 1649267392512 1786706341888 2010044634624 2074884784128 2473901088768 2680059512832 3298534785024 3573412683776 4020089269248 4149769568256 4947802177536 5360119025664 7146825367552 8040178538496 9895604355072 10720238051328 14293650735104 16080357076992 21440476102656 32160714153984 42880952205312 64321428307968 128642856615936
• Sum of all divisors σ(n): 414043477935360
• Sum of proper divisors (its aliquot sum) s(n): 285400621319424
• 128642856615936 is an abundant number, because the sum of its proper divisors (285400621319424) is greater than itself. Its abundance is 156757764703488

Bases of 128642856615936

• Binary: 11101001111111111111111110001011000000000000000₂
• Hexadecimal: 0x74FFFFC58000
• Base-36: 19LLPNDA80

Squares and roots of 128642856615936

• 128642856615936 squared (128642856615936²) is 16548984558308268685809156096
• 128642856615936 cubed (128642856615936³) is 2128908647673789565064018292401798545145856
• The square root of 128642856615936 is 11342083.4336525669
• The cube root of 128642856615936 is 50481.0707888757

Scales and comparisons

• 128,642,856,615,936 seconds is equal to 4,090,444 years, 47 weeks, 6 days, 13 hours, 45 minutes, 36 seconds.
• To count from 1 to 128,642,856,615,936 would take you about ten million, two hundred twenty-six thousand, one hundred twelve 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 128642856615936 cubic inches would be around 4206.8 feet tall.

Recreational maths with 128642856615936

• 128642856615936 backwards is 639516658246821
• 128642856615936 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 128642856615936's digits is 72
• More coming soon!