3998846725488640

Names of 3998846725488640

• Cardinal: 3998846725488640 can be written as Three quadrillion, nine hundred ninety-eight trillion, eight hundred forty-six billion, seven hundred twenty-five million, four hundred eighty-eight thousand, six hundred forty.

Scientific notation

• Scientific notation: 3.99884672548864 × 10¹⁵

Factors of 3998846725488640

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 23
• Sum of prime factors: 133

Divisors of 3998846725488640

• Number of divisors d(n): 1536
• Complete list of divisors:
  1 2 4 5 8 10 16 17 20 29 32 34 37 40 43 58 64 68 74 80 85 86 116 128 136 145 148 160 170 172 185 215 232 256 272 290 296 320 340 344 370 430 464 493 512 544 580 592 629 640 680 688 731 740 841 860 928 986 1024 1073 1088 1160 1184 1247 1258 1280 1360 1369 1376 1462 1480 1591 1682 1720 1856 1972 2048 2146 2176 2320 2368 2465 2494 2516 2560 2720 2738 2752 2924 2960 3145 3182 3364 3440 3655 3712 3944 4096 4205 4292 4352 4640 4736 4930 4988 5032 5120 5365 5440 5476 5504 5848 5920 6235 6290 6364 6728 6845 6880 7310 7424 7888 7955 8192 8410 8584 8704 9280 9472 9860 9976 10064 10240 10730 10880 10952 11008 11696 11840 12470 12580 12728 13456 13690 13760 14297 14620 14848 15776 15910 16384 16820 17168 17408 18241 18560 18944 19720 19952 20128 20480 21199 21460 21760 21904 22016 23273 23392 23680 24389 24940 25160 25456 26912 27047 27380 27520 28594 29240 29696 31117 31552 31820 32768 33640 34336 34816 36163 36482 37120 37888 39440 39701 39904 40256 40960 42398 42920 43520 43808 44032 46139 46546 46784 47360 48778 49880 50320 50912 53824 54094 54760 55040 57188 58480 58867 59392 62234 63104 63640 67280 68672 69632 71485 72326 72964 74240 75776 78880 79402 79808 80512 81920 84796 85840 87040 87616 88064 91205 92278 93092 93568 94720 97556 99760 100640 101824 105995 107648 108188 109520 110080 114376 116365 116960 117734 118784 121945 124468 126208 127280 134560 135235 137344 139264 142970 144652 145928 148480 151552 155585 157760 158804 159616 161024 163840 169592 171680 174080 175232 176128 180815 182410 184556 186184 187136 189440 195112 198505 199520 201280 203648 211990 215296 216376 219040 220160 228752 230695 232730 233920 235468 237568 243890 248936 252416 254560 269120 270470 274688 278528 285940 289304 291856 294335 296960 303104 311170 315520 317608 319232 322048 339184 343360 348160 350464 352256 361630 364820 369112 372368 374272 378880 390224 397010 399040 402560 407296 414613 423980 430592 432752 438080 440320 457504 461390 465460 467840 470936 475136 487780 497872 504832 509120 528989 538240 540940 549376 557056 571880 578608 583712 588670 593920 606208 614771 622340 631040 635216 638464 644096 674917 678368 686720 696320 700928 704512 723260 729640 738224 744736 748544 757760 780448 784363 794020 798080 805120 814592 829226 847960 861184 865504 876160 880640 902393 915008 922780 930920 935680 941872 950272 975560 995744 1000739 1009664 1018240 1048727 1057978 1076480 1081880 1098752 1143760 1151329 1157216 1167424 1177340 1187840 1212416 1229542 1244680 1262080 1270432 1276928 1288192 1338031 1349834 1356736 1373440 1392640 1401856 1409024 1446520 1459280 1476448 1489472 1497088 1515520 1560896 1568726 1588040 1596160 1610240 1629184 1658452 1695920 1707143 1722368 1731008 1752320 1761280 1804786 1830016 1845560 1861840 1871360 1883744 1951120 1991488 2001478 2019328 2036480 2073065 2097454 2115956 2152960 2163760 2197504 2287520 2302658 2314432 2334848 2354680 2375680 2459084 2489360 2524160 2540864 2553856 2576384 2644945 2676062 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3252305920 3298246415 3366485996 3396509696 3425359360 3455575040 3473244160 3496228864 3639444320 3696201728 3714743168 3779706880 3813048320 3927214336 3960571760 3995893760 4015938560 4099026944 4208107495 4245637120 4273733248 4295585792 4333477888 4370286080 4431380480 4540841576 4564059904 4620252160 4643428960 4715843584 4822384640 4909017920 4966771072 5010583808 5036204032 5098209280 5123783680 5277194264 5342166560 5369482240 5416847360 5480574976 5528920064 5676051970 5705074880 5742829052 5823110912 5894804480 5924945920 6208463840 6263229760 6295255040 6336914816 6425501696 6504611840 6596492830 6732971992 6793019392 6850718720 6911150080 6992457728 7178536315 7278888640 7392403456 7429486336 7559413760 7854428672 7921143520 8031877120 8198053888 8416214990 8491274240 8547466496 8591171584 8666955776 8740572160 9081683152 9128119808 9240504320 9286857920 9431687168 9644769280 9818035840 9933542144 10021167616 10072408064 10247567360 10554388528 10684333120 10738964480 10833694720 10961149952 11057840128 11352103940 11410149760 11485658104 11646221824 11789608960 12416927680 12526459520 12590510080 12673829632 12851003392 13192985660 13465943984 13586038784 13701437440 13822300160 13984915456 14357072630 14557777280 14784806912 14858972672 15708857344 15842287040 16063754240 16396107776 16832429980 16982548480 17094932992 17182343168 17333911552 17481144320 18163366304 18256239616 18481008640 18573715840 18863374336 19636071680 19867084288 20042335232 20144816128 20495134720 21108777056 21368666240 21477928960 21667389440 21922299904 22115680256 22704207880 22820299520 22971316208 23292443648 23579217920 24407023471 24833855360 25052919040 25181020160 25347659264 25702006784 26385971320 26931887968 27402874880 27644600320 27969830912 28714145260 29115554560 29569613824 29717945344 31417714688 31684574080 32127508480 32792215552 33664859960 33965096960 34189865984 34364686336 34962288640 36326732608 36512479232 36962017280 37147431680 37726748672 39272143360 39734168576 40084670464 40990269440 42217554112 42737332480 42955857920 43334778880 43844599808 45408415760 45640599040 45942632416 46584887296 47158435840 48814046942 49667710720 50105838080 50362040320 50695318528 52771942640 53863775936 54805749760 55289200640 55939661824 57428290520 58231109120 59435890688 62835429376 63369148160 64255016960 67329719920 67930193920 68379731968 69924577280 72653465216 73024958464 73924034560 74294863360 78544286720 79468337152 80169340928 81980538880 84435108224 85474664960 85911715840 86669557760 90816831520 91281198080 91885264832 93169774592 94316871680 97628093884 99335421440 100211676160 100724080640 101390637056 105543885280 107727551872 109611499520 110578401280 114856581040 116462218240 118871781376 122035117355 125670858752 126738296320 128510033920 134659439840 136759463936 139849154560 145306930432 146049916928 147848069120 148589726720 157088573440 158936674304 160338681856 163961077760 168870216448 170949329920 171823431680 181633663040 182562396160 183770529664 186339549184 188633743360 195256187768 198670842880 200423352320 202781274112 211087770560 215455103744 219222999040 229713162080 232924436480 237743562752 244070234710 251341717504 253476592640 269318879680 273518927872 279698309120 290613860864 292099833856 297179453440 314177146880 317873348608 320677363712 337740432896 341898659840 363267326080 365124792320 367541059328 372679098368 390512375536 397341685760 400846704640 405562548224 422175541120 430910207488 459426324160 465848872960 475487125504 488140469420 502683435008 506953185280 538637759360 547037855744 581227721728 584199667712 594358906880 628354293760 635746697216 641354727424 675480865792 683797319680 726534652160 730249584640 735082118656 745358196736 781024751072 794683371520 801693409280 811125096448 844351082240 861820414976 918852648320 931697745920 950974251008 976280938840 1013906370560 1077275518720 1094075711488 1162455443456 1188717813760 1256708587520 1271493394432 1350961731584 1367594639360 1453069304320 1460499169280 1470164237312 1562049502144 1589366743040 1603386818560 1622250192896 1688702164480 1723640829952 1837705296640 1863395491840 1952561877680 2027812741120 2154551037440 2324910886912 2377435627520 2513417175040 2701923463168 2735189278720 2906138608640 2920998338560 2940328474624 3124099004288 3178733486080 3206773637120 3377404328960 3447281659904 3675410593280 3726790983680 3905123755360 4055625482240 4309102074880 4649821773824 4754871255040 5403846926336 5470378557440 5812277217280 5880656949248 6248198008576 6357466972160 6754808657920 6894563319808 7350821186560 7810247510720 8111250964480 8618204149760 9299643547648 10807693852672 11624554434560 11761313898496 12496396017152 13509617315840 13789126639616 14701642373120 15620495021440 17236408299520 18599287095296 21615387705344 23249108869120 23522627796992 24992792034304 27019234631680 27578253279232 29403284746240 31240990042880 34472816599040 46498217738240 47045255593984 49985584068608 54038469263360 58806569492480 62481980085760 68945633198080 92996435476480 99971168137216 108076938526720 117613138984960 124963960171520 137891266396160 199942336274432 235226277969920 249927920343040 399884672548864 499855840686080 799769345097728 999711681372160 1999423362744320 3998846725488640
• Sum of all divisors σ(n): 11068204619102400
• Sum of proper divisors (its aliquot sum) s(n): 7069357893613760
• 3998846725488640 is an abundant number, because the sum of its proper divisors (7069357893613760) is greater than itself. Its abundance is 3070511168125120

Bases of 3998846725488640

• Binary: 1110001101001110111000001110100101011000000000000000₂
• Hexadecimal: 0xE34EE0E958000
• Base-36: 13DH0TP6Y9S

Squares and roots of 3998846725488640

• 3998846725488640 squared (3998846725488640²) is 15990775133951218552646769049600
• 3998846725488640 cubed (3998846725488640³) is 63944658782425998980464695929389639788396544000
• The square root of 3998846725488640 is 63236435.1105329151
• The cube root of 3998846725488640 is 158724.8478206263

Scales and comparisons

• 3,998,846,725,488,640 seconds is equal to 127,150,956 years, 32 weeks, 3 days, 16 hours, 10 minutes, 40 seconds.
• To count from 1 to 3,998,846,725,488,640 would take you about three hundred eighty-one million, four hundred fifty-two thousand, eight hundred sixty-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 3998846725488640 cubic inches would be around 13227.1 feet tall.

Recreational maths with 3998846725488640

• 3998846725488640 backwards is 0468845276488993
• The number of decimal digits it has is: 16
• The sum of 3998846725488640's digits is 91
• More coming soon!