21309930804960

Names of 21309930804960

• Cardinal: 21309930804960 can be written as Twenty-one trillion, three hundred nine billion, nine hundred thirty million, eight hundred four thousand, nine hundred sixty.

Scientific notation

• Scientific notation: 2.130993080496 × 10¹³

Factors of 21309930804960

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 57715

Divisors of 21309930804960

• Number of divisors d(n): 576
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 14 15 16 18 20 21 24 27 28 30 32 35 36 40 42 45 48 49 54 56 60 63 70 72 80 84 90 96 98 105 108 112 120 126 135 140 144 147 160 168 180 189 196 210 216 224 240 245 252 270 280 288 294 315 336 360 378 392 420 432 441 480 490 504 540 560 588 630 672 720 735 756 784 840 864 882 945 980 1008 1080 1120 1176 1260 1323 1440 1470 1512 1568 1680 1764 1801 1890 1960 2016 2160 2205 2352 2520 2646 2940 3024 3360 3528 3602 3780 3920 4320 4410 4704 5040 5292 5403 5880 6048 6615 7056 7204 7560 7840 8820 9005 10080 10584 10806 11760 12607 13230 14112 14408 15120 16209 17640 18010 21168 21612 23520 25214 26460 27015 28816 30240 32418 35280 36020 37821 42336 43224 48627 50428 52920 54030 55897 57632 63035 64836 70560 72040 75642 81045 86448 88249 97254 100856 105840 108060 111794 113463 126070 129672 144080 151284 162090 167691 172896 176498 189105 194508 201712 211680 216120 223588 226926 243135 252140 259344 264747 279485 288160 302568 324180 335382 340389 352996 378210 389016 391279 403424 432240 441245 447176 453852 486270 503073 504280 518688 529494 558970 567315 605136 648360 670764 680778 705992 756420 778032 782558 794241 838455 864480 882490 894352 907704 972540 1006146 1008560 1058988 1117940 1134630 1173837 1210272 1296720 1323735 1341528 1361556 1411984 1509219 1512840 1556064 1565116 1588482 1676910 1701945 1764980 1788704 1815408 1945080 1956395 2012292 2017120 2117976 2235880 2269260 2347674 2382723 2515365 2593440 2647470 2683056 2723112 2738953 2823968 3018438 3025680 3130232 3176964 3353820 3403890 3521511 3529960 3630816 3890160 3912790 3971205 4024584 4235952 4471760 4538520 4695348 4765446 5030730 5294940 5366112 5446224 5477906 5869185 6036876 6051360 6260464 6353928 6707640 6807780 7043022 7059920 7546095 7780320 7825580 7942410 8049168 8216859 8471904 8943520 9077040 9390696 9530892 10061460 10564533 10589880 10892448 10955812 11738370 11913615 12073752 12520928 12707856 13415280 13615560 13694765 14086044 14119840 15092190 15651160 15884820 16098336 16433718 17607555 18154080 18781392 19061784 20122920 21129066 21179760 21911624 23476740 23827230 24147504 24650577 25415712 26830560 27231120 27389530 28172088 30184380 31302320 31769640 32867436 35215110 37562784 38123568 40245840 41084295 42258132 42359520 43823248 46953480 47654460 48295008 49301154 52822665 54462240 54779060 56344176 60368760 62604640 63539280 65734872 70430220 73951731 76247136 80491680 82168590 84516264 87646496 93906960 95308920 98602308 100670497 105645330 109558120 112688352 120737520 123252885 127078560 131469744 140860440 147903462 164337180 169032528 187813920 190617840 197204616 201340994 211290660 219116240 241475040 246505770 262939488 281720880 295806924 302011491 328674360 338065056 369758655 381235680 394409232 402681988 422581320 438232480 493011540 503352485 563441760 591613848 604022982 657348720 704693479 739517310 788818464 805363976 845162640 906034473 986023080 1006704970 1183227696 1208045964 1314697440 1409386958 1479034620 1510057455 1610727952 1690325280 1812068946 1972046160 2013409940 2114080437 2366455392 2416091928 2718103419 2818773916 2958069240 3020114910 3221455904 3523467395 3624137892 3944092320 4026819880 4228160874 4530172365 4832183856 4932854353 5436206838 5637547832 5916138480 6040229820 6342241311 7046934790 7248275784 8053639760 8456321748 9060344730 9664367712 9865708706 10570402185 10872413676 11275095664 11832276960 12080459640 12684482622 13590517095 14093869580 14496551568 14798563059 16107279520 16912643496 18120689460 19026723933 19731417412 21140804370 21744827352 22550191328 24160919280 24664271765 25368965244 27181034190 28187739160 28993103136 29597126118 31711206555 33825286992 36241378920 38053447866 39462834824 42281608740 43489654704 44395689177 48321838560 49328543530 50737930488 54362068380 56375478320 59194252236 63422413110 67650573984 72482757840 73992815295 76106895732 78925669648 84563217480 86979309408 88791378354 95133619665 98657087060 101475860976 108724136760 112750956640 118388504472 126844826220 133187067531 144965515680 147985630590 152213791464 157851339296 169126434960 177582756708 190267239330 197314174120 202951721952 217448273520 221978445885 236777008944 253689652440 266374135062 295971261180 304427582928 338252869920 355165513416 380534478660 394628348240 434896547040 443956891770 473554017888 507379304880 532748270124 591942522360 608855165856 665935337655 710331026832 761068957320 789256696480 887913783540 1014758609760 1065496540248 1183885044720 1331870675310 1420662053664 1522137914640 1775827567080 2130993080496 2367770089440 2663741350620 3044275829280 3551655134160 4261986160992 5327482701240 7103310268320 10654965402480 21309930804960
• Sum of all divisors σ(n): 86811588440640
• Sum of proper divisors (its aliquot sum) s(n): 65501657635680
• 21309930804960 is an abundant number, because the sum of its proper divisors (65501657635680) is greater than itself. Its abundance is 44191726830720

Bases of 21309930804960

• Binary: 100110110000110011010110110110001011011100000₂
• Hexadecimal: 0x13619ADB16E0
• Base-36: 7JXNALFC0

Squares and roots of 21309930804960

• 21309930804960 squared (21309930804960²) is 454113150912183153560601600
• 21309930804960 cubed (21309930804960³) is 9677119823560981107826622144029863936000
• The square root of 21309930804960 is 4616268.0603448497
• The cube root of 21309930804960 is 27724.3057590655

Scales and comparisons

• 21,309,930,804,960 seconds is equal to 677,589 years, 45 weeks, 6 days, 15 hours, 36 minutes.
• To count from 1 to 21,309,930,804,960 would take you about one million, six hundred ninety-three thousand, nine hundred seventy-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 21309930804960 cubic inches would be around 2310.4 feet tall.

Recreational maths with 21309930804960

• 21309930804960 backwards is 06940803990312
• 21309930804960 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21309930804960's digits is 54
• More coming soon!