21311850907116800

Names of 21311850907116800

• Cardinal: 21311850907116800 can be written as Twenty-one quadrillion, three hundred eleven trillion, eight hundred fifty billion, nine hundred seven million, one hundred sixteen thousand, eight hundred.

Scientific notation

• Scientific notation: 2.13118509071168 × 10¹⁶

Factors of 21311850907116800

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 253

Divisors of 21311850907116800

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 4 5 8 10 16 20 25 32 40 50 64 80 100 109 128 137 160 200 218 256 274 320 400 436 545 548 640 685 800 872 1090 1096 1280 1370 1600 1744 2180 2192 2725 2740 3200 3425 3488 4360 4384 5450 5480 6400 6850 6976 8720 8768 10900 10960 11881 13700 13952 14933 17440 17536 18769 21800 21920 23762 27400 27904 29866 34880 35072 37538 43600 43840 47524 54800 59405 59732 69760 74665 75076 87200 87680 93845 95048 109600 118810 119464 139520 149330 150152 174400 175360 187690 190096 219200 237620 238928 297025 298660 300304 348800 373325 375380 380192 438400 469225 475240 477856 594050 597320 600608 697600 746650 750760 760384 876800 938450 950480 955712 1188100 1194640 1201216 1295029 1493300 1501520 1520768 1627697 1876900 1900960 1911424 2045821 2376200 2389280 2402432 2571353 2590058 2986600 3003040 3041536 3255394 3753800 3801920 3822848 4091642 4752400 4778560 4804864 5142706 5180116 5973200 6006080 6475145 6510788 7507600 7603840 8138485 8183284 9504800 9557120 10229105 10285412 10360232 11946400 12012160 12856765 12950290 13021576 15015200 15207680 16276970 16366568 19009600 19114240 20458210 20570824 20720464 23892800 24024320 25713530 25900580 26043152 30030400 32375725 32553940 32733136 38019200 40692425 40916420 41141648 41440928 47785600 51145525 51427060 51801160 52086304 60060800 64283825 64751450 65107880 65466272 76038400 81384850 81832840 82283296 82881856 95571200 102291050 102854120 103602320 104172608 120121600 128567650 129502900 130215760 130932544 162769700 163665680 164566592 165763712 177418973 204582100 205708240 207204640 208345216 222994489 257135300 259005800 260431520 261865088 280277477 325539400 327331360 329133184 331527424 354837946 409164200 411416480 414409280 416690432 445988978 514270600 518011600 520863040 523730176 560554954 651078800 654662720 658266368 709675892 818328400 822832960 828818560 887094865 891977956 1028541200 1036023200 1041726080 1114972445 1121109908 1302157600 1309325440 1401387385 1419351784 1636656800 1645665920 1657637120 1774189730 1783955912 2057082400 2072046400 2083452160 2229944890 2242219816 2604315200 2618650880 2802774770 2838703568 3273313600 3291331840 3548379460 3567911824 4114164800 4144092800 4435474325 4459889780 4484439632 5208630400 5574862225 5605549540 5677407136 6546627200 7006936925 7096758920 7135823648 8228329600 8288185600 8870948650 8919779560 8968879264 10417260800 11149724450 11211099080 11354814272 13093254400 14013873850 14193517840 14271647296 16456659200 17741897300 17839559120 17937758528 22299448900 22422198160 22709628544 24306399301 28027747700 28387035680 28543294592 30550244993 35483794600 35679118240 35875517056 44598897800 44844396320 45419257088 48612798602 56055495400 56774071360 57086589184 61100489986 70967589200 71358236480 71751034112 89197795600 89688792640 97225597204 112110990800 113548142720 121531996505 122200979972 141935178400 142716472960 152751224965 178395591200 179377585280 194451194408 224221981600 227096285440 243063993010 244401959944 283870356800 285432945920 305502449930 356791182400 358755170560 388902388816 448443963200 486127986020 488803919888 567740713600 607659982525 611004899860 713582364800 763756124825 777804777632 896887926400 972255972040 977607839776 1135481427200 1215319965050 1222009799720 1427164729600 1527512249650 1555609555264 1793775852800 1944511944080 1955215679552 2430639930100 2444019599440 3055024499300 3111219110528 3329976704237 3889023888160 3910431359104 4861279860200 4888039198880 6110048998600 6222438221056 6659953408474 7778047776320 7820862718208 9722559720400 9776078397760 12220097997200 13319906816948 15556095552640 16649883521185 19445119440800 19552156795520 24440195994400 26639813633896 31112191105280 33299767042370 38890238881600 39104313591040 48880391988800 53279627267792 66599534084740 77780477763200 83249417605925 97760783977600 106559254535584 133199068169480 155560955526400 166498835211850 195521567955200 213118509071168 266398136338960 332997670423700 426237018142336 532796272677920 665995340847400 852474036284672 1065592545355840 1331990681694800 2131185090711680 2663981363389600 4262370181423360 5327962726779200 10655925453558400 21311850907116800
• Sum of all divisors σ(n): 53630048064793200
• Sum of proper divisors (its aliquot sum) s(n): 32318197157676400
• 21311850907116800 is an abundant number, because the sum of its proper divisors (32318197157676400) is greater than itself. Its abundance is 11006346250559600

Bases of 21311850907116800

• Binary: 1001011101101110000001111110110110100110010010100000000₂
• Hexadecimal: 0x4BB703F6D32500
• Base-36: 5TUF55AEVI8

Squares and roots of 21311850907116800

• 21311850907116800 squared (21311850907116800²) is 454194989087175171020888842240000
• 21311850907116800 cubed (21311850907116800³) is 9679735890185419245314792048413963728453632000000
• The square root of 21311850907116800 is 145985790.0862847677
• The cube root of 21311850907116800 is 277251.3842093585

Scales and comparisons

• 21,311,850,907,116,800 seconds is equal to 677,650,936 years, 50 weeks, 14 hours, 13 minutes, 20 seconds.
• To count from 1 to 21,311,850,907,116,800 would take you about two billion, thirty-two million, nine hundred fifty-two thousand, eight hundred ten 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 21311850907116800 cubic inches would be around 23104.3 feet tall.

Recreational maths with 21311850907116800

• 21311850907116800 backwards is 00861170905811312
• The number of decimal digits it has is: 17
• The sum of 21311850907116800's digits is 53
• More coming soon!