668137906800

Names of 668137906800

• Cardinal: 668137906800 can be written as Six hundred sixty-eight billion, one hundred thirty-seven million, nine hundred six thousand, eight hundred.

Scientific notation

• Scientific notation: 6.681379068 × 10¹¹

Factors of 668137906800

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 311

Divisors of 668137906800

• Number of divisors d(n): 1920
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 13 14 15 16 18 20 21 24 25 26 27 28 30 35 36 39 40 42 45 48 50 52 53 54 56 60 63 65 70 72 75 78 80 84 90 91 100 101 104 105 106 108 112 117 120 126 127 130 135 140 144 150 156 159 168 175 180 182 189 195 200 202 208 210 212 216 225 234 240 252 254 260 265 270 273 280 300 303 312 315 318 325 336 350 351 360 364 371 378 381 390 400 404 420 424 432 450 455 468 477 504 505 508 520 525 530 540 546 560 585 600 606 624 630 635 636 650 675 689 700 702 707 720 728 742 756 762 780 795 808 819 840 848 889 900 909 910 936 945 954 975 1008 1010 1016 1040 1050 1060 1080 1092 1113 1143 1170 1200 1212 1260 1270 1272 1300 1313 1325 1350 1365 1378 1400 1404 1414 1431 1456 1484 1512 1515 1524 1560 1575 1590 1616 1638 1651 1680 1755 1778 1800 1818 1820 1855 1872 1890 1905 1908 1950 2020 2032 2067 2100 2120 2121 2160 2184 2226 2275 2286 2340 2385 2424 2457 2520 2525 2540 2544 2600 2626 2650 2667 2700 2727 2730 2756 2800 2808 2828 2862 2925 2968 3024 3030 3048 3120 3150 3175 3180 3276 3302 3339 3429 3445 3510 3535 3556 3600 3636 3640 3710 3780 3810 3816 3900 3939 3975 4040 4095 4134 4200 4240 4242 4368 4445 4452 4545 4550 4572 4680 4725 4770 4823 4848 4914 4953 5040 5050 5080 5200 5252 5300 5334 5353 5400 5454 5460 5512 5565 5616 5656 5715 5724 5850 5936 6060 6096 6201 6300 6350 6360 6363 6552 6565 6604 6678 6731 6825 6858 6890 7020 7070 7112 7155 7272 7280 7420 7560 7575 7620 7632 7800 7878 7950 8001 8080 8190 8255 8268 8400 8484 8775 8890 8904 9090 9100 9144 9191 9275 9360 9450 9525 9540 9646 9828 9906 10017 10100 10160 10335 10504 10600 10605 10668 10706 10800 10908 10920 11024 11130 11312 11430 11448 11557 11700 11817 11925 12120 12285 12402 12600 12700 12720 12726 12827 13104 13130 13208 13335 13356 13462 13635 13650 13716 13780 14040 14140 14224 14310 14469 14544 14840 14859 15120 15150 15240 15600 15756 15900 16002 16059 16380 16510 16536 16695 16968 17145 17225 17550 17675 17780 17808 18180 18200 18288 18382 18550 18603 18900 19050 19080 19089 19292 19656 19695 19812 20034 20193 20200 20475 20670 21008 21200 21210 21336 21412 21816 21840 22225 22260 22725 22860 22896 23114 23400 23634 23850 24003 24115 24240 24570 24765 24804 25200 25400 25452 25654 26260 26416 26670 26712 26765 26924 27270 27300 27432 27560 27573 27825 28080 28280 28575 28620 28938 29680 29718 30300 30480 31005 31512 31800 31815 32004 32118 32760 32825 33020 33072 33390 33655 33936 34290 34450 34671 35100 35350 35451 35560 35775 36360 36400 36764 37100 37206 37471 37800 38100 38160 38178 38481 38584 39312 39390 39624 40005 40068 40386 40400 40950 41275 41340 42420 42672 42824 43407 43632 44450 44520 44577 45450 45720 45955 46228 46800 47117 47268 47700 48006 48177 48230 49140 49530 49608 50085 50800 50904 51308 51675 52520 53025 53340 53424 53530 53848 54540 54600 54864 55120 55146 55650 56560 57150 57240 57785 57876 59085 59436 60579 60600 61425 62010 63024 63600 63630 64008 64135 64236 65520 65650 66040 66675 66780 67310 68175 68580 68900 69342 69589 70200 70700 70902 71120 71550 72345 72720 73528 74200 74295 74412 74942 75600 76200 76356 76962 77168 78780 79248 80010 80136 80295 80772 81900 82550 82680 82719 83475 84840 85648 85725 86814 87503 88900 89040 89154 89789 90900 91440 91910 92456 93015 94234 94536 95400 95445 96012 96354 96460 98280 98475 99060 99216 100170 100965 101808 102616 103350 104013 105040 106050 106680 107060 107696 109080 109200 110292 111300 112413 114300 114480 115443 115570 115752 118170 118872 120015 120575 121158 121200 122850 123825 124020 127260 128016 128270 128472 130221 131300 132080 133350 133560 133825 134620 136350 137160 137800 137865 138684 139178 140400 141351 141400 141804 143100 144531 144690 147056 148400 148590 148824 149884 152400 152712 153924 155025 157560 159075 160020 160272 160590 161544 163800 165100 165360 165438 166751 166950 168275 169680 171450 173355 173628 175006 177255 177800 178308 179578 181737 181800 183820 184912 186030 187355 188468 189072 190800 190890 192024 192405 192708 192920 196560 196950 198120 200025 200340 201930 205232 206700 208026 208767 212100 213360 214120 217035 218160 220584 222600 222885 224826 228600 229775 230886 231140 231504 235585 236340 237744 240030 240885 241150 242316 245700 247650 248040 248157 250425 254520 256540 256944 260442 262509 262600 266700 267120 267650 269240 269367 272700 274320 275600 275730 277368 278356 282702 282800 283608 286200 288925 289062 289380 295425 297180 297648 299768 302895 305424 307848 310050 312039 315120 318150 320040 320675 321180 323088 327600 330200 330876 333502 333900 336550 337239 342900 346329 346710 347256 347945 350012 354510 355600 356616 359156 361725 363474 363600 367640 371475 372060 374710 376936 381780 384048 384810 385416 385840 393900 396240 400050 400680 401475 403860 413400 413595 416052 417534 424053 424200 428240 434070 437515 441168 445200 445770 448945 449652 457200 459550 461772 462280 465075 471170 472680 477225 480060 481770 482300 484632 487123 491400 495300 496080 496314 500253 500850 504825 509040 513080 520065 520884 525018 525200 533400 535300 538480 538734 545400 551460 554736 556712 562065 565404 567216 572400 577215 577850 578124 578760 590850 594360 599536 600075 605790 612521 615696 620100 624078 626301 636300 640080 641350 642360 651105 660400 661752 667004 667800 673100 674478 679831 685800 689325 692658 693420 694512 695890 700024 706755 709020 713232 718312 722655 723450 726948 735280 742950 744120 749420 753872 763560 769620 770832 787527 787800 800100 801360 802950 807720 808101 826800 827190 832104 833755 835068 848106 848400 866775 868140 875030 886275 891540 897890 899304 908685 919100 923544 924560 930150 936775 942340 945360 954450 960120 962025 963540 964600 969264 974246 982800 990600 992628 1000506 1001700 1009650 1011717 1026160 1040130 1041768 1043835 1050036 1066800 1070600 1077468 1085175 1090800 1102920 1113424 1114425 1124130 1130808 1154430 1155700 1156248 1157520 1167257 1177925 1181700 1188720 1200150 1204425 1211580 1225042 1240200 1240785 1248156 1252602 1272159 1272600 1282700 1284720 1302210 1312545 1323504 1334008 1335600 1346200 1346835 1348956 1359662 1371600 1378650 1385316 1386840 1391780 1400048 1413510 1418040 1436624 1445310 1446900 1453896 1461369 1485900 1488240 1498840 1500759 1514475 1527120 1539240 1560195 1575054 1575600 1600200 1605900 1615440 1616202 1654380 1664208 1667510 1670136 1686195 1696212 1731645 1733550 1736280 1739725 1750060 1772550 1783080 1795780 1798608 1817370 1837563 1838200 1847088 1860300 1873550 1878903 1884680 1908900 1920240 1924050 1927080 1929200 1948492 1981200 1985256 2001012 2003400 2019300 2023434 2039493 2067975 2080260 2083536 2087670 2100072 2120265 2141200 2154936 2170350 2187575 2205840 2228850 2244725 2248260 2261616 2308860 2311400 2312496 2334514 2355850 2362581 2363400 2400300 2408850 2423160 2424303 2435615 2450084 2480400 2481570 2496312 2501265 2505204 2544318 2545200 2565400 2600325 2604420 2625090 2668016 2692400 2693670 2697912 2719324 2757300 2770632 2773680 2783560 2810325 2827020 2836080 2886075 2890620 2893800 2907792 2922738 2971800 2997680 3001518 3028950 3062605 3078480 3120390 3131505 3150108 3200400 3211800 3232404 3255525 3308760 3335020 3340272 3372390 3392424 3399155 3463290 3467100 3472560 3479450 3500120 3501771 3533775 3545100 3566160 3591560 3613275 3634740 3675126 3676400 3720600 3747100 3757806 3769360 3817800 3848100 3854160 3896984 3937635 3970512 4002024 4006800 4038600 4040505 4046868 4078986 4135950 4160520 4168775 4175340 4200144 4240530 4309872 4340700 4375150 4384107 4457700 4489450 4496520 4502277 4543425 4617720 4622800 4669028 4711700 4725162 4726800 4758817 4800600 4817700 4846320 4848606 4871230 4900168 4963140 4992624 5002530 5010408 5058585 5088636 5130800 5200650 5208840 5219175 5250180 5387340 5395824 5438648 5512689 5514600 5541264 5567120 5620650 5654040 5772150 5781240 5787600 5836285 5845476 5943600 6003036 6057900 6118479 6125210 6203925 6240780 6263010 6300216 6360795 6423600 6464808 6511050 6562725 6617520 6670040 6734175 6744780 6784848 6798310 6926580 6934200 6958900 7000240 7003542 7067550 7090200 7183120 7226550 7269480 7306845 7350252 7441200 7494200 7503795 7515612 7635600 7696200 7793968 7800975 7875270 8004048 8077200 8081010 8093736 8157972 8271900 8321040 8337550 8350680 8430975 8481060 8658225 8681400 8750300 8768214 8837803 8915400 8978900 8993040 9004554 9086850 9187815 9235440 9338056 9394515 9423400 9450324 9517634 9601200 9635400 9697212 9742460 9800336 9926280 10005060 10020816 10117170 10177272 10197465 10401300 10417680 10438350 10500360 10505313 10601325 10774680 10877296 11025378 11029200 11241300 11308080 11544300 11562480 11672570 11690952 11812905 12006072 12115800 12121515 12178075 12236958 12250420 12407850 12481560 12506325 12526020 12600432 12721590 12929616 13022100 13125450 13152321 13340080 13468350 13489560 13596620 13853160 13868400 13917800 14007084 14135100 14180400 14276451 14453100 14538960 14613690 14700504 14988400 15007590 15031224 15313025 15392400 15601950 15657525 15750540 16162020 16187472 16315944 16538067 16543800 16675100 16701360 16861950 16962120 16995775 17316450 17362800 17500600 17508855 17536428 17675606 17830800 17957800 18009108 18173700 18355437 18375630 18676112 18789030 18846800 18900648 19035268 19270800 19394424 19484920 19688175 19852560 20010120 20202525 20234340 20354544 20394930 20802600 20876700 21000720 21010626 21202650 21549360 21920535 22050756 22482600 22511385 23088600 23345140 23381904 23625810 23794085 24012144 24231600 24243030 24356150 24473916 24500840 24815700 24963120 25012650 25052040 25292925 25443180 26044200 26250900 26304642 26513409 26936700 26979120 27193240 27563445 27706320 27835600 28014168 28270200 28552902 28906200 29181425 29227380 29401008 30015180 30062448 30592395 30626050 31203900 31315050 31501080 31515939 31803975 32324040 32631888 33076134 33087600 33350200 33723900 33924240 33991550 34632900 35001200 35017710 35072856 35351212 35915600 36018216 36347400 36534225 36710874 36751260 37518975 37578060 37801296 38070536 38788848 38969840 39376350 40020240 40405050 40468680 40789860 41605200 41753400 42021252 42405300 42829353 43841070 44101512 44189015 44965200 45022770 45939075 46177200 46690280 46972575 47251620 47588170 48486060 48712300 48947832 49001680 49631400 50025300 50104080 50585850 50886360 50987325 52088400 52501800 52526565 52609284 53026818 53873400 54386480 55126890 56028336 56540400 57105804 57812400 58362850 58454760 59064525 60030360 60607575 61184790 61252100 61864621 62407800 62630100 63002160 63031878 63607950 64648080 65761605 66152268 66700400 67447800 67983100 69265800 70035420 70145712 70702424 71382255 72036432 72694800 73068450 73421748 73502520 75037950 75156120 76141072 78752700 79540227 80810100 80937360 81579720 82690335 83506800 84042504 84810600 85658706 87544275 87682140 88203024 88378030 90045540 91777185 91878150 93380560 93945150 94503240 95176340 96972120 97424600 97895664 99262800 100050600 101171700 101772720 101974650 105003600 105053130 105218568 106053636 107746800 109602675 110253780 112556925 114211608 116725700 116909520 118129050 118970425 120060720 121215150 122369580 122504200 123729242 124815600 125260200 126063756 127215900 128488059 131523210 132304536 132567045 134895600 135966200 137817225 138531600 140070840 141404848 142764510 146136900 146843496 147005040 150075900 150312240 152961975 157505400 157579695 159080454 161620200 163159440 165380670 168085008 169621200 171317412 175088550 175364280 176756060 180091080 183554370 183756300 185593863 187890300 189006480 190352680 193944240 194849200 200101200 202343400 203949300 210106260 210437136 212107272 214146765 219205350 220507560 220945075 225113850 228423216 233451400 236258100 237940850 238620681 242430300 244739160 245008400 247458484 250520400 252127512 254431800 256976118 262632825 263046420 264609072 265134090 271932400 275634450 280141680 285529020 292273800 293686992 300151800 305923950 309323105 315010800 315159390 318160908 323240400 328808025 330761340 342634824 350177100 350728560 353512120 356911275 360182160 367108740 367512600 371187726 375780600 380705360 397701135 404686800 407898600 413451675 420212520 424214544 428293530 438410700 441015120 441890150 450227700 458885925 466902800 472516200 475881700 477241362 484860600 489478320 494916968 504255024 508863600 513952236 525265650 526092840 530268180 551268900 556781589 571058040 584547600 600303600 611847900 618646210 630318780 636321816 642440295 657616050 661522680 662835225 685269648 700354200 707024240 713822550 734217480 735025200 742375452 751561200 787898475 795402270 815797200 826903350 840425040 856587060 876821400 883780300 900455400 917771850 927969315 945032400 951763400 954482724 969721200 989833936 1027904472 1050531300 1052185680 1060536360 1070733825 1102537800 1113563178 1142116080 1193103405 1223695800 1237292420 1260637560 1272643632 1284880590 1315232100 1323045360 1325670450 1400708400 1427645100 1468434960 1484750904 1546615525 1575796950 1590804540 1653806700 1670344767 1713174120 1753642800 1767560600 1800910800 1835543700 1855938630 1903526800 1908965448 1988505675 2055808944 2101062600 2121072720 2141467650 2205075600 2227126356 2386206810 2447391600 2474584840 2521275120 2569761180 2630464200 2651340900 2783907945 2855290200 2969501808 3093231050 3151593900 3181609080 3212201475 3307613400 3340689534 3426348240 3535121200 3671087400 3711877260 3817930896 3977011350 4202125200 4282935300 4454252712 4639846575 4772413620 4949169680 5139522360 5260928400 5302681800 5567815890 5710580400 5965517025 6186462100 6303187800 6363218160 6424402950 6615226800 6681379068 7342174800 7423754520 7954022700 8351723835 8565870600 8908505424 9279693150 9544827240 10279044720 10605363600 11135631780 11931034050 12372924200 12606375600 12848805900 13362758136 13919539725 14847509040 15908045400 16703447670 17131741200 18559386300 19089654480 22271263560 23862068100 24745848400 25697611800 26725516272 27839079450 31816090800 33406895340 37118772600 41758619175 44542527120 47724136200 51395223600 55678158900 66813790680 74237545200 83517238350 95448272400 111356317800 133627581360 167034476700 222712635600 334068953400 668137906800
• Sum of all divisors σ(n): 3035325726720
• Sum of proper divisors (its aliquot sum) s(n): 2367187819920
• 668137906800 is an abundant number, because the sum of its proper divisors (2367187819920) is greater than itself. Its abundance is 1699049913120

Bases of 668137906800

• Binary: 1001101110010000000111110110001001110000₂
• Hexadecimal: 0x9B901F6270
• Base-36: 8IXS24C0

Squares and roots of 668137906800

• 668137906800 squared (668137906800²) is 446408262503085486240000
• 668137906800 cubed (668137906800³) is 298262282087036465317853802432000000
• The square root of 668137906800 is 817397.0313134249
• The cube root of 668137906800 is 8742.2261590813

Scales and comparisons

• 668,137,906,800 seconds is equal to 21,244 years, 37 weeks, 2 days, 15 hours.
• To count from 1 to 668,137,906,800 would take you about forty-two thousand, four hundred eighty-nine 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 668137906800 cubic inches would be around 728.5 feet tall.

Recreational maths with 668137906800

• 668137906800 backwards is 008609731866
• 668137906800 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 668137906800's digits is 54
• More coming soon!