12640895431680

Names of 12640895431680

• Cardinal: 12640895431680 can be written as Twelve trillion, six hundred forty billion, eight hundred ninety-five million, four hundred thirty-one thousand, six hundred eighty.

Scientific notation

• Scientific notation: 1.264089543168 × 10¹³

Factors of 12640895431680

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 2192

Divisors of 12640895431680

• Number of divisors d(n): 704
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 20 24 29 30 32 40 48 58 60 64 80 83 87 96 116 120 128 145 160 166 174 181 192 232 240 249 256 290 320 332 348 362 384 415 435 464 480 498 512 543 580 640 664 696 724 768 830 870 905 928 960 996 1024 1086 1160 1245 1280 1328 1392 1448 1536 1660 1740 1810 1856 1889 1920 1992 2172 2320 2407 2490 2560 2656 2715 2784 2896 3072 3320 3480 3620 3712 3778 3840 3984 4344 4640 4814 4980 5120 5249 5312 5430 5568 5667 5792 6640 6960 7221 7240 7424 7556 7680 7968 8688 9280 9445 9628 9960 10498 10624 10860 11136 11334 11584 12035 13280 13920 14442 14480 14848 15023 15112 15360 15747 15936 17376 18560 18890 19256 19920 20996 21248 21720 22272 22668 23168 24070 26245 26560 27840 28335 28884 28960 29696 30046 30224 31494 31872 34752 36105 37120 37780 38512 39840 41992 42496 43440 44544 45069 45336 46336 48140 52490 53120 54781 55680 56670 57768 57920 60092 60448 62988 63744 69504 72210 74240 75115 75560 77024 78735 79680 83984 84992 86880 89088 90138 90672 92672 96280 104980 106240 109562 111360 113340 115536 115840 120184 120896 125976 127488 139008 144420 148480 150230 151120 154048 156787 157470 159360 164343 167968 173760 180276 181344 185344 192560 209960 212480 219124 222720 225345 226680 231072 231680 240368 241792 251952 254976 273905 278016 288840 300460 302240 308096 313574 314940 318720 328686 335936 341909 347520 360552 362688 385120 419920 424960 435667 438248 445440 450690 453360 462144 463360 470361 480736 483584 503904 547810 556032 577680 600920 604480 616192 627148 629880 637440 657372 671872 683818 695040 721104 725376 770240 783935 821715 839840 871334 876496 901380 906720 924288 926720 940722 961472 967168 1007808 1025727 1095620 1155360 1201840 1208960 1232384 1254296 1259760 1274880 1307001 1314744 1343744 1367636 1390080 1442208 1450752 1540480 1567870 1643430 1679680 1709545 1742668 1752992 1802760 1813440 1848576 1881444 1922944 1934336 2015616 2051454 2178335 2191240 2310720 2351805 2403680 2417920 2464768 2508592 2519520 2614002 2629488 2687488 2735272 2780160 2884416 2901504 3080960 3135740 3286860 3359360 3419090 3485336 3505984 3605520 3626880 3697152 3762888 3845888 4031232 4102908 4356670 4382480 4546823 4621440 4703610 4807360 4835840 5017184 5039040 5128635 5228004 5258976 5374976 5470544 5768832 5803008 6161920 6271480 6535005 6573720 6718720 6838180 6970672 7011968 7211040 7253760 7394304 7525776 7691776 8062464 8205816 8713340 8764960 9093646 9242880 9407220 9614720 9671680 9915361 10034368 10078080 10257270 10456008 10517952 10941088 11537664 12323840 12542960 13070010 13147440 13437440 13640469 13676360 13941344 14023936 14422080 14507520 15051552 15383552 16124928 16411632 17426680 17529920 18187292 18485760 18814440 19229440 19830722 20068736 20156160 20514540 20912016 21035904 21882176 22734115 23075328 25085920 26140020 26294880 26874880 27280938 27352720 27882688 28047872 28378447 28844160 29015040 29746083 30103104 32823264 34853360 35059840 36374584 36971520 37628880 38458880 39661444 40137472 40312320 41029080 41824032 42071808 43764352 45468230 46150656 49576805 50171840 52280040 52589760 54561876 54705440 55765376 56095744 56756894 57688320 59492166 60206208 65646528 68202345 69706720 70119680 72749168 75257760 76917760 79322888 80274944 80624640 82058160 83648064 84143616 85135341 87528704 90936460 99153610 100343680 104560080 105179520 109123752 109410880 111530752 113513788 115376640 118984332 120412416 131293056 136404690 139413440 140239360 141892235 145498336 148730415 150515520 158645776 160549888 164116320 167296128 168287232 170270682 175057408 181872920 198307220 200687360 209120160 210359040 218247504 218821760 223061504 227027576 230753280 237968664 240824832 262586112 272809380 278826880 280478720 283784470 290996672 297460830 301031040 317291552 328232640 334592256 340541364 350114816 363745840 396614440 401374720 418240320 420718080 425676705 436495008 437643520 446123008 454055152 475937328 481649664 525172224 545618760 557653760 567568940 581993344 594921660 602062080 634583104 656465280 669184512 681082728 727491680 793228880 802749440 822974963 836480640 841436160 851353410 872990016 875287040 908110304 951874656 1050344448 1091237520 1115307520 1135137880 1163986688 1189843320 1204124160 1269166208 1312930560 1338369024 1362165456 1454983360 1586457760 1645949926 1672961280 1702706820 1745980032 1750574080 1816220608 1903749312 2182475040 2230615040 2270275760 2327973376 2379686640 2408248320 2468924889 2538332416 2625861120 2724330912 2909966720 3172915520 3291899852 3345922560 3405413640 3491960064 3632441216 3807498624 4114874815 4364950080 4540551520 4655946752 4759373280 4937849778 5076664832 5251722240 5448661824 5819933440 6345831040 6583799704 6691845120 6810827280 6983920128 7264882432 7614997248 8229749630 8729900160 9081103040 9518746560 9875699556 10153329664 10897323648 11639866880 12344624445 12691662080 13167599408 13621654560 13967840256 14529764864 15229994496 16459499260 17459800320 18162206080 19037493120 19751399112 21794647296 23279733760 24689248890 25383324160 26335198816 27243309120 29059529728 30459988992 32918998520 34919600640 36324412160 38074986240 39502798224 43589294592 49378497780 50766648320 52670397632 54486618240 65837997040 69839201280 72648824320 76149972480 79005596448 87178589184 98756995560 105340795264 108973236480 131675994080 145297648640 152299944960 158011192896 197513991120 210681590528 217946472960 263351988160 316022385792 395027982240 421363181056 435892945920 526703976320 632044771584 790055964480 842726362112 1053407952640 1264089543168 1580111928960 2106815905280 2528179086336 3160223857920 4213631810560 6320447715840 12640895431680
• Sum of all divisors σ(n): 42585604588800
• Sum of proper divisors (its aliquot sum) s(n): 29944709157120
• 12640895431680 is an abundant number, because the sum of its proper divisors (29944709157120) is greater than itself. Its abundance is 17303813725440

Bases of 12640895431680

• Binary: 10110111111100110000000101001111010000000000₂
• Hexadecimal: 0xB7F3014F400
• Base-36: 4HB5ARF9C

Squares and roots of 12640895431680

• 12640895431680 squared (12640895431680²) is 159792237314668293547622400
• 12640895431680 cubed (12640895431680³) is 2019916962688916862560681216685637632000
• The square root of 12640895431680 is 3555403.6946147197
• The cube root of 12640895431680 is 23294.8157411565

Scales and comparisons

• 12,640,895,431,680 seconds is equal to 401,941 years, 19 weeks, 3 days, 2 hours, 8 minutes.
• To count from 1 to 12,640,895,431,680 would take you about one million, four thousand, eight hundred fifty-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 12640895431680 cubic inches would be around 1941.2 feet tall.

Recreational maths with 12640895431680

• 12640895431680 backwards is 08613459804621
• The number of decimal digits it has is: 14
• The sum of 12640895431680's digits is 57
• More coming soon!