21242071203840

Names of 21242071203840

• Cardinal: 21242071203840 can be written as Twenty-one trillion, two hundred forty-two billion, seventy-one million, two hundred three thousand, eight hundred forty.

Scientific notation

• Scientific notation: 2.124207120384 × 10¹³

Factors of 21242071203840

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 22
• Sum of prime factors: 1043

Divisors of 21242071203840

• Number of divisors d(n): 540
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 32 36 40 45 48 54 60 64 72 80 81 90 96 108 120 128 135 144 160 162 180 192 216 240 243 256 270 288 320 324 360 384 405 432 480 486 512 540 576 640 648 720 768 810 864 960 972 1024 1033 1080 1152 1215 1280 1296 1440 1536 1620 1728 1920 1944 2048 2066 2160 2304 2430 2560 2592 2880 3072 3099 3240 3456 3840 3888 4096 4132 4320 4608 4860 5120 5165 5184 5760 6144 6198 6480 6912 7680 7776 8192 8264 8640 9216 9297 9720 10240 10330 10368 11520 12288 12396 12960 13824 15360 15495 15552 16384 16528 17280 18432 18594 19440 20480 20660 20736 23040 24576 24792 25920 27648 27891 30720 30990 31104 33056 34560 36864 37188 38880 40960 41320 41472 46080 46485 49152 49584 51840 55296 55782 61440 61980 62208 66112 69120 73728 74376 77760 81920 82640 82944 83673 92160 92970 99168 103680 110592 111564 122880 123960 124416 132224 138240 139455 147456 148752 155520 165280 165888 167346 184320 185940 198336 207360 221184 223128 245760 247920 248832 251019 264448 276480 278910 297504 311040 330560 331776 334692 368640 371880 396672 414720 418365 442368 446256 495840 497664 502038 528896 552960 557820 595008 622080 661120 663552 669384 737280 743760 793344 829440 836730 892512 991680 995328 1004076 1057792 1067089 1105920 1115640 1190016 1244160 1255095 1322240 1327104 1338768 1487520 1586688 1658880 1673460 1785024 1983360 1990656 2008152 2115584 2134178 2211840 2231280 2380032 2488320 2510190 2644480 2677536 2975040 3173376 3201267 3317760 3346920 3570048 3966720 3981312 4016304 4231168 4268356 4462560 4760064 4976640 5020380 5288960 5335445 5355072 5950080 6346752 6402534 6635520 6693840 7140096 7933440 8032608 8462336 8536712 8925120 9520128 9603801 9953280 10040760 10577920 10670890 10710144 11900160 12693504 12805068 13387680 14280192 15866880 16006335 16065216 16924672 17073424 17850240 19040256 19207602 19906560 20081520 21155840 21341780 21420288 23800320 25387008 25610136 26775360 28560384 28811403 31733760 32012670 32130432 34146848 35700480 38080512 38415204 40163040 42311680 42683560 42840576 47600640 48019005 50774016 51220272 53550720 57120768 57622806 63467520 64025340 64260864 68293696 71400960 76161024 76830408 80326080 84623360 85367120 85681152 86434209 95201280 96038010 102440544 107101440 114241536 115245612 126935040 128050680 128521728 136587392 142801920 144057015 152322048 153660816 160652160 170734240 171362304 172868418 190402560 192076020 204881088 214202880 228483072 230491224 253870080 256101360 257043456 259302627 273174784 285603840 288114030 307321632 321304320 341468480 342724608 345736836 380805120 384152040 409762176 428405760 432171045 456966144 460982448 512202720 514086912 518605254 546349568 571207680 576228060 614643264 642608640 682936960 685449216 691473672 761610240 768304080 819524352 856811520 864342090 921964896 1024405440 1028173824 1037210508 1092699136 1142415360 1152456120 1229286528 1285217280 1296513135 1365873920 1370898432 1382947344 1536608160 1639048704 1713623040 1728684180 1843929792 2048810880 2056347648 2074421016 2185398272 2284830720 2304912240 2458573056 2570434560 2593026270 2731747840 2765894688 3073216320 3278097408 3427246080 3457368360 3687859584 4097621760 4112695296 4148842032 4370796544 4609824480 4917146112 5140869120 5186052540 5463495680 5531789376 6146432640 6556194816 6854492160 6914736720 7375719168 8195243520 8297684064 8741593088 9219648960 9834292224 10281738240 10372105080 10926991360 11063578752 12292865280 13112389632 13829473440 14751438336 16390487040 16595368128 17483186176 18439297920 19668584448 20563476480 20744210160 21853982720 22127157504 24585730560 26224779264 27658946880 29502876672 32780974080 33190736256 36878595840 39337168896 41488420320 43707965440 44254315008 49171461120 52449558528 55317893760 59005753344 65561948160 66381472512 73757191680 78674337792 82976840640 87415930880 88508630016 98342922240 110635787520 118011506688 131123896320 132762945024 147514383360 157348675584 165953681280 177017260032 196685844480 221271575040 236023013376 262247792640 265525890048 295028766720 331907362560 354034520064 393371688960 442543150080 472046026752 531051780096 590057533440 663814725120 708069040128 786743377920 885086300160 1062103560192 1180115066880 1327629450240 1416138080256 1770172600320 2124207120384 2360230133760 2655258900480 3540345200640 4248414240768 5310517800960 7080690401280 10621035601920 21242071203840
• Sum of all divisors σ(n): 76438222968744
• Sum of proper divisors (its aliquot sum) s(n): 55196151764904
• 21242071203840 is an abundant number, because the sum of its proper divisors (55196151764904) is greater than itself. Its abundance is 33954080561064

Bases of 21242071203840

• Binary: 100110101000111001110000110111100000000000000₂
• Hexadecimal: 0x1351CE1BC000
• Base-36: 7J2H0QO00

Squares and roots of 21242071203840

• 21242071203840 squared (21242071203840²) is 451225589029008546830745600
• 21242071203840 cubed (21242071203840³) is 9584966091148844679058625204116783104000
• The square root of 21242071203840 is 4608912.1497203653
• The cube root of 21242071203840 is 27694.8459280805

Scales and comparisons

• 21,242,071,203,840 seconds is equal to 675,432 years, 8 weeks, 1 day, 14 hours, 24 minutes.
• To count from 1 to 21,242,071,203,840 would take you about one million, six hundred eighty-eight thousand, five hundred eighty 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 21242071203840 cubic inches would be around 2307.9 feet tall.

Recreational maths with 21242071203840

• 21242071203840 backwards is 04830217024212
• 21242071203840 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21242071203840's digits is 36
• More coming soon!