642121890246000

Names of 642121890246000

• Cardinal: 642121890246000 can be written as Six hundred forty-two trillion, one hundred twenty-one billion, eight hundred ninety million, two hundred forty-six thousand.

Scientific notation

• Scientific notation: 6.42121890246 × 10¹⁴

Factors of 642121890246000

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 1174

Divisors of 642121890246000

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 25 30 36 40 45 48 50 60 72 75 80 90 100 120 125 144 150 180 200 225 240 250 300 353 360 375 400 450 500 600 706 720 750 811 900 1000 1059 1125 1200 1412 1500 1622 1765 1800 2000 2118 2250 2433 2824 3000 3177 3244 3530 3600 4055 4236 4500 4866 5295 5648 6000 6354 6488 7060 7299 8110 8472 8825 9000 9732 10590 12165 12708 12976 14120 14598 15885 16220 16944 17650 18000 19464 20275 21180 24330 25416 26475 28240 29196 31770 32440 35300 36495 38928 40550 42360 44125 48660 50832 52950 58392 60825 63540 64880 70600 72990 79425 81100 84720 88250 97320 101375 105900 116784 121650 124609 127080 132375 141200 145980 158850 162200 176500 182475 194640 202750 211800 243300 249218 254160 264750 286283 291960 304125 317700 324400 353000 364950 373827 397125 405500 423600 486600 498436 529500 572566 583920 608250 623045 635400 706000 729900 747654 794250 811000 858849 912375 973200 996872 1059000 1121481 1145132 1216500 1246090 1270800 1431415 1459800 1495308 1588500 1622000 1717698 1824750 1869135 1993744 2118000 2242962 2290264 2433000 2492180 2576547 2862830 2919600 2990616 3115225 3177000 3435396 3649500 3738270 4294245 4485924 4580528 4866000 4984360 5153094 5607405 5725660 5981232 6230450 6354000 6870792 7157075 7299000 7476540 8588490 8971848 9345675 9968720 10306188 11214810 11451320 12460900 12882735 13741584 14314150 14598000 14953080 15576125 17176980 17943696 18691350 20612376 21471225 22429620 22902640 24921800 25765470 28037025 28628300 29906160 31152250 34353960 35785375 37382700 41224752 42942450 43986977 44859240 46728375 49843600 51530940 56074050 57256600 62304500 64413675 68707920 71570750 74765400 85884900 87973954 89718480 93456750 101057899 103061880 107356125 112148100 114513200 124609000 128827350 131960931 140185125 143141500 149530800 171769800 175947908 186913500 202115798 206123760 214712250 219934885 224296200 249218000 257654700 263921862 280370250 286283000 303173697 322068375 343539600 351895816 373827000 395882793 404231596 429424500 439869770 448592400 505289495 515309400 527843724 560740500 572566000 606347394 644136750 659804655 703791632 747654000 791765586 808463192 858849000 879739540 909521091 1010578990 1030618800 1055687448 1099674425 1121481000 1212694788 1288273500 1319609310 1515868485 1583531172 1616926384 1717698000 1759479080 1819042182 1979413965 2021157980 2111374896 2199348850 2242962000 2425389576 2526447475 2576547000 2639218620 3031736970 3167062344 3299023275 3518958160 3638084364 3958827930 4042315960 4398697700 4547605455 4850779152 5052894950 5153094000 5278437240 5498372125 6063473940 6334124688 6598046550 7276168728 7579342425 7917655860 8084631920 8797395400 9095210910 9897069825 10105789900 10556874480 10996744250 12126947880 12632237375 13196093100 14552337456 15158684850 15835311720 16495116375 17594790800 18190421820 19794139650 20211579800 21993488500 22738027275 24253895760 25264474750 26392186200 30317369700 31670623440 32990232750 35673438347 36380843640 37896712125 39588279300 40423159600 43986977000 45476054550 49485349125 50528949500 52784372400 60634739400 65980465500 71346876694 72761687280 75793424250 79176558600 87973954000 90952109100 98970698250 101057899000 107020315041 113690136375 121269478800 131960931000 142693753388 151586848500 158353117200 178367191735 181904218200 197941396500 202115798000 214040630082 227380272750 263921862000 285387506776 303173697000 321060945123 356734383470 363808436400 395882793000 428081260164 454760545500 535101575205 570775013552 606347394000 642121890246 713468766940 791765586000 856162520328 891835958675 909521091000 1070203150410 1284243780492 1426937533880 1605304725615 1712325040656 1783671917350 1819042182000 2140406300820 2568487560984 2675507876025 2853875067760 3210609451230 3567343834700 4280812601640 4459179793375 5136975121968 5351015752050 6421218902460 7134687669400 8026523628075 8561625203280 8918359586750 10702031504100 12842437804920 13377539380125 14269375338800 16053047256150 17836719173500 21404063008200 25684875609840 26755078760250 32106094512300 35673438347000 40132618140375 42808126016400 53510157520500 64212189024600 71346876694000 80265236280750 107020315041000 128424378049200 160530472561500 214040630082000 321060945123000 642121890246000
• Sum of all divisors σ(n): 2251862308463040
• Sum of proper divisors (its aliquot sum) s(n): 1609740418217040
• 642121890246000 is an abundant number, because the sum of its proper divisors (1609740418217040) is greater than itself. Its abundance is 967618527971040

Bases of 642121890246000

• Binary: 10010010000000000110100111001010111010110101110000₂
• Hexadecimal: 0x24801A72BAD70
• Base-36: 6BM2Q2CU40

Squares and roots of 642121890246000

• 642121890246000 squared (642121890246000²) is 412320521933096069940516000000
• 642121890246000 cubed (642121890246000³) is 264760032930896950377317954700606936000000000
• The square root of 642121890246000 is 25340124.1166257905
• The cube root of 642121890246000 is 86272.5215818963

Scales and comparisons

• 642,121,890,246,000 seconds is equal to 20,417,489 years, 46 weeks, 4 days, 7 hours.
• To count from 1 to 642,121,890,246,000 would take you about fifty-one million, forty-three thousand, seven hundred twenty-four 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 642121890246000 cubic inches would be around 7189.4 feet tall.

Recreational maths with 642121890246000

• 642121890246000 backwards is 000642098121246
• 642121890246000 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 642121890246000's digits is 45
• More coming soon!