21135409722515200

Names of 21135409722515200

• Cardinal: 21135409722515200 can be written as Twenty-one quadrillion, one hundred thirty-five trillion, four hundred nine billion, seven hundred twenty-two million, five hundred fifteen thousand, two hundred.

Scientific notation

• Scientific notation: 2.11354097225152 × 10¹⁶

Factors of 21135409722515200

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 184

Divisors of 21135409722515200

• Number of divisors d(n): 810
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 25 28 32 35 40 50 56 64 70 73 80 97 100 112 128 140 146 160 175 194 200 224 256 280 292 320 350 365 388 400 448 485 511 560 584 640 679 700 730 776 800 896 970 1022 1120 1168 1280 1358 1400 1460 1552 1600 1792 1825 1940 2044 2240 2336 2425 2555 2716 2800 2920 3104 3200 3395 3650 3880 4088 4480 4672 4850 5110 5329 5432 5600 5840 6208 6400 6790 7081 7300 7760 8176 8960 9344 9409 9700 10220 10658 10864 11200 11680 12416 12775 13580 14162 14600 15520 16352 16975 18688 18818 19400 20440 21316 21728 22400 23360 24832 25550 26645 27160 28324 29200 31040 32704 33950 35405 37303 37636 38800 40880 42632 43456 44800 46720 47045 49567 51100 53290 54320 56648 58400 62080 65408 65863 67900 70810 74606 75272 77600 81760 85264 86912 93440 94090 99134 102200 106580 108640 113296 116800 124160 130816 131726 133225 135800 141620 149212 150544 155200 163520 170528 173824 177025 186515 188180 198268 204400 213160 217280 226592 233600 235225 247835 263452 266450 271600 283240 298424 301088 310400 327040 329315 341056 354050 373030 376360 396536 408800 426320 434560 453184 467200 470450 495670 516913 526904 532900 543200 566480 596848 602176 620800 654080 658630 682112 686857 708100 746060 752720 793072 817600 852640 869120 906368 912673 932575 940900 991340 1033826 1053808 1065800 1086400 1132960 1193696 1204352 1239175 1317260 1364224 1373714 1416200 1492120 1505440 1586144 1635200 1646575 1705280 1812736 1825346 1865150 1881800 1982680 2067652 2107616 2131600 2172800 2265920 2387392 2408704 2478350 2584565 2634520 2747428 2832400 2984240 3010880 3172288 3270400 3293150 3410560 3434285 3618391 3650692 3730300 3763600 3965360 4135304 4215232 4263200 4345600 4531840 4563365 4774784 4807999 4956700 5169130 5269040 5494856 5664800 5968480 6021760 6344576 6388711 6586300 6821120 6868570 7236782 7301384 7460600 7527200 7930720 8270608 8430464 8526400 9063680 9126730 9549568 9615998 9913400 10338260 10538080 10989712 11329600 11936960 12043520 12689152 12777422 12922825 13172600 13737140 14473564 14602768 14921200 15054400 15861440 16541216 16860928 17052800 17171425 18091955 18253460 19231996 19826800 20676520 21076160 21979424 22659200 22816825 23873920 24039995 25554844 25845650 26345200 27474280 28947128 29205536 29842400 30108800 31722880 31943555 33082432 34105600 34342850 36183910 36506920 38463992 39653600 41353040 42152320 43958848 45318400 45633650 47747840 48079990 50140561 51109688 51691300 52690400 54948560 57894256 58411072 59684800 60217600 63445760 63887110 66164864 66625129 68685700 72367820 73013840 76927984 79307200 82706080 84304640 87917696 88529281 90459775 91267300 96159980 100281122 102219376 103382600 105380800 109897120 115788512 116822144 119369600 120199975 127774220 132329728 133250258 137371400 144735640 146027680 153855968 158614400 159717775 165412160 175835392 177058562 180919550 182534600 192319960 200562244 204438752 206765200 210761600 219794240 231577024 233644288 238739200 240399950 250702805 255548440 266500516 274742800 289471280 292055360 307711936 317228800 319435550 330824320 333125645 350983927 354117124 361839100 365069200 384639920 401124488 408877504 413530400 421523200 439588480 442646405 463154048 466375903 480799900 501405610 511096880 533001032 549485600 578942560 584110720 615423872 619704967 638871100 661648640 666251290 701967854 708234248 723678200 730138400 769279840 802248976 817755008 827060800 879176960 885292810 926308096 932751806 961599800 1002811220 1022193760 1066002064 1098971200 1157885120 1168221440 1230847744 1239409934 1253514025 1277742200 1332502580 1403935708 1416468496 1447356400 1460276800 1538559680 1604497952 1635510016 1654121600 1665628225 1754919635 1770585620 1865503612 1923199600 2005622440 2044387520 2132004128 2197942400 2213232025 2315770240 2331879515 2478819868 2507028050 2555484400 2665005160 2807871416 2832936992 2894712800 2920553600 3077119360 3098524835 3208995904 3308243200 3331256450 3509839270 3541171240 3731007224 3846399200 4011244880 4088775040 4264008256 4395884800 4426464050 4631540480 4663759030 4863634417 4957639736 5014056100 5110968800 5330010320 5615742832 5665873984 5789425600 5841107200 6154238720 6197049670 6417991808 6462637513 6662512900 7019678540 7082342480 7462014448 7692798400 8022489760 8177550080 8528016512 8774598175 8852928100 9327518060 9727268834 9915279472 10028112200 10221937600 10660020640 11231485664 11331747968 11578851200 11659397575 12394099340 12835983616 12925275026 13325025800 14039357080 14164684960 14924028896 15385596800 15492624175 16044979520 17056033024 17549196350 17705856200 18655036120 19454537668 19830558944 20056224400 20443875200 21320041280 22462971328 22663495936 23157702400 23318795150 24318172085 24788198680 25850550052 26650051600 28078714160 28329369920 29848057792 30771193600 30985248350 32089959040 32313187565 34045440919 35098392700 35411712400 37310072240 38909075336 39661117888 40112448800 40887750400 42640082560 44925942656 45238462591 46637590300 48636344170 49576397360 51701100104 53300103200 56157428320 56658739840 59696115584 61970496700 64179918080 64626375130 68090881838 70196785400 70823424800 74620144480 77818150672 79322235776 80224897600 85280165120 89851885312 90476925182 93275180600 97272688340 99152794720 103402200208 106600206400 112314856640 113317479680 119392231168 121590860425 123940993400 129252750260 136181763676 140393570800 141646849600 149240288960 155636301344 158644471552 160449795200 161565937825 170227204595 180953850364 186550361200 194545376680 198305589440 206804400416 213200412800 224629713280 226192312955 243181720850 247881986800 258505500520 272363527352 280787141600 283293699200 298480577920 311272602688 320899590400 323131875650 340454409190 361907700728 373100722400 389090753360 396611178880 413608800832 426400825600 449259426560 452384625910 471772538449 486363441700 495763973600 517011001040 544727054704 561574283200 566587398400 596961155840 622545205376 646263751300 680908818380 723815401456 746201444800 778181506720 793222357760 827217601664 851136022975 904769251820 943545076898 972726883400 991527947200 1034022002080 1089454109408 1123148566400 1130961564775 1245090410752 1292527502600 1361817636760 1447630802912 1492402889600 1556363013440 1654435203328 1702272045950 1809538503640 1887090153796 1945453766800 1983055894400 2068044004160 2178908218816 2246297132800 2261923129550 2358862692245 2585055005200 2723635273520 2895261605824 2984805779200 3112726026880 3302407769143 3404544091900 3619077007280 3774180307592 3890907533600 3966111788800 4136088008320 4357816437632 4523846259100 4717725384490 5170110010400 5447270547040 5790523211648 6225452053760 6604815538286 6809088183800 7238154014560 7548360615184 7781815067200 8272176016640 8715632875264 9047692518200 9435450768980 10340220020800 10894541094080 11581046423296 11794313461225 13209631076572 13618176367600 14476308029120 15096721230368 15563630134400 16512038845715 18095385036400 18870901537960 20680440041600 21789082188160 23588626922450 26419262153144 27236352735200 28952616058240 30193442460736 31127260268800 33024077691430 36190770072800 37741803075920 41360880083200 43578164376320 47177253844900 52838524306288 54472705470400 57905232116480 60386884921472 66048155382860 72381540145600 75483606151840 82560194228575 94354507689800 105677048612576 108945410940800 120773769842944 132096310765720 144763080291200 150967212303680 165120388457150 188709015379600 211354097225152 217890821881600 264192621531440 289526160582400 301934424607360 330240776914300 377418030759200 422708194450304 528385243062880 603868849214720 660481553828600 754836061518400 845416388900608 1056770486125760 1320963107657200 1509672123036800 2113540972251520 2641926215314400 3019344246073600 4227081944503040 5283852430628800 10567704861257600 21135409722515200
• Sum of all divisors σ(n): 61248433662132024
• Sum of proper divisors (its aliquot sum) s(n): 40113023939616824
• 21135409722515200 is an abundant number, because the sum of its proper divisors (40113023939616824) is greater than itself. Its abundance is 18977614217101624

Bases of 21135409722515200

• Binary: 1001011000101101000101100001100101100010101111100000000₂
• Hexadecimal: 0x4B168B0CB15F00
• Base-36: 5S3VL6OOEF4

Squares and roots of 21135409722515200

• 21135409722515200 squared (21135409722515200²) is 446705544138590043461814231040000
• 21135409722515200 cubed (21135409722515200³) is 9441304700688198816295432624872296862711808000000
• The square root of 21135409722515200 is 145380224.6611113199
• The cube root of 21135409722515200 is 276484.1399429735

Scales and comparisons

• 21,135,409,722,515,200 seconds is equal to 672,040,653 years, 3 weeks, 1 day, 7 hours, 6 minutes, 40 seconds.
• To count from 1 to 21,135,409,722,515,200 would take you about two billion, sixteen million, one hundred twenty-one thousand, nine hundred fifty-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 21135409722515200 cubic inches would be around 23040.3 feet tall.

Recreational maths with 21135409722515200

• 21135409722515200 backwards is 00251522790453112
• The number of decimal digits it has is: 17
• The sum of 21135409722515200's digits is 49
• More coming soon!