21243785426150400

Names of 21243785426150400

• Cardinal: 21243785426150400 can be written as Twenty-one quadrillion, two hundred forty-three trillion, seven hundred eighty-five billion, four hundred twenty-six million, one hundred fifty thousand, four hundred.

Scientific notation

• Scientific notation: 2.12437854261504 × 10¹⁶

Factors of 21243785426150400

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 20
• Sum of prime factors: 33749

Divisors of 21243785426150400

• Number of divisors d(n): 693
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 25 27 30 32 36 40 45 48 50 54 60 64 72 75 80 81 90 96 100 108 120 128 135 144 150 160 162 180 192 200 216 225 240 243 256 270 288 300 320 324 360 384 400 405 432 450 480 486 512 540 576 600 640 648 675 720 729 768 800 810 864 900 960 972 1024 1080 1152 1200 1215 1280 1296 1350 1440 1458 1536 1600 1620 1728 1800 1920 1944 2025 2160 2304 2400 2430 2560 2592 2700 2880 2916 3072 3200 3240 3456 3600 3645 3840 3888 4050 4320 4608 4800 4860 5120 5184 5400 5760 5832 6075 6400 6480 6912 7200 7290 7680 7776 8100 8640 9216 9600 9720 10368 10800 11520 11664 12150 12800 12960 13824 14400 14580 15360 15552 16200 17280 18225 19200 19440 20736 21600 23040 23328 24300 25600 25920 27648 28800 29160 31104 32400 33739 34560 36450 38400 38880 41472 43200 46080 46656 48600 51840 57600 58320 62208 64800 67478 69120 72900 76800 77760 82944 86400 93312 97200 101217 103680 115200 116640 124416 129600 134956 138240 145800 155520 168695 172800 186624 194400 202434 207360 230400 233280 248832 259200 269912 291600 303651 311040 337390 345600 373248 388800 404868 414720 466560 506085 518400 539824 583200 607302 622080 674780 691200 746496 777600 809736 843475 910953 933120 1012170 1036800 1079648 1166400 1214604 1244160 1349560 1518255 1555200 1619472 1686950 1821906 1866240 2024340 2073600 2159296 2332800 2429208 2530425 2699120 2732859 3036510 3110400 3238944 3373900 3643812 3732480 4048680 4318592 4554765 4665600 4858416 5060850 5398240 5465718 6073020 6220800 6477888 6747800 7287624 7591275 8097360 8198577 8637184 9109530 9331200 9716832 10121700 10796480 10931436 12146040 12955776 13495600 13664295 14575248 15182550 16194720 16397154 17274368 18219060 18662400 19433664 20243400 21592960 21862872 22773825 24292080 24595731 25911552 26991200 27328590 29150496 30365100 32389440 32794308 34548736 36438120 38867328 40486800 40992885 43185920 43725744 45547650 48584160 49191462 51823104 53982400 54657180 58300992 60730200 64778880 65588616 68321475 72876240 77734656 80973600 81985770 86371840 87451488 91095300 97168320 98382924 103646208 107964800 109314360 116601984 121460400 122978655 129557760 131177232 136642950 145752480 155469312 161947200 163971540 172743680 174902976 182190600 194336640 196765848 204964425 215929600 218628720 233203968 242920800 245957310 259115520 262354464 273285900 291504960 310938624 323894400 327943080 349805952 364381200 388673280 393531696 409928850 431859200 437257440 466407936 485841600 491914620 518231040 524708928 546571800 583009920 614893275 647788800 655886160 699611904 728762400 777346560 787063392 819857700 863718400 874514880 932815872 971683200 983829240 1049417856 1093143600 1138320121 1166019840 1229786550 1295577600 1311772320 1399223808 1457524800 1554693120 1574126784 1639715400 1749029760 1943366400 1967658480 2098835712 2186287200 2276640242 2332039680 2459573100 2591155200 2623544640 2798447616 2915049600 3148253568 3279430800 3414960363 3498059520 3886732800 3935316960 4197671424 4372574400 4553280484 4664079360 4919146200 5247089280 5691600605 5830099200 6296507136 6558861600 6829920726 6996119040 7773465600 7870633920 8395342848 8745148800 9106560968 9838292400 10244881089 10494178560 11383201210 11660198400 12593014272 13117723200 13659841452 13992238080 15741267840 17074801815 17490297600 18213121936 19676584800 20489762178 20988357120 22766402420 23320396800 25186028544 26235446400 27319682904 28458003025 30734643267 31482535680 34149603630 34980595200 36426243872 39353169600 40979524356 41976714240 45532804840 51224405445 52470892800 54639365808 56916006050 61469286534 62965071360 68299207260 69961190400 72852487744 78706339200 81959048712 85374009075 91065609680 92203929801 102448810890 104941785600 109278731616 113832012100 122938573068 125930142720 136598414520 145704975488 153673216335 157412678400 163918097424 170748018150 182131219360 184407859602 204897621780 209883571200 218557463232 227664024200 245877146136 256122027225 273196829040 276611789403 291409950976 307346432670 314825356800 327836194848 341496036300 364262438720 368815719204 409795243560 437114926464 455328048400 461019649005 491754292272 512244054450 546393658080 553223578806 582819901952 614692865340 629650713600 655672389696 682992072600 728524877440 737631438408 768366081675 819590487120 829835368209 874229852928 910656096800 922039298010 983508584544 1024488108900 1092787316160 1106447157612 1165639803904 1229385730680 1311344779392 1365984145200 1383058947015 1457049754880 1475262876816 1536732163350 1639180974240 1659670736418 1748459705856 1821312193600 1844078596020 1967017169088 2048976217800 2185574632320 2212894315224 2305098245025 2458771461360 2622689558784 2731968290400 2766117894030 2914099509760 2950525753632 3073464326700 3278361948480 3319341472836 3496919411712 3642624387200 3688157192040 3934034338176 4097952435600 4149176841045 4371149264640 4425788630448 4610196490050 4917542922720 5245379117568 5463936580800 5532235788060 5828199019520 5901051507264 6146928653400 6556723896960 6638682945672 6915294735075 7285248774400 7376314384080 7868068676352 8195904871200 8298353682090 8742298529280 8851577260896 9220392980100 9835085845440 10490758235136 10927873161600 11064471576120 11802103014528 12293857306800 13113447793920 13277365891344 13830589470150 14570497548800 14752628768160 15736137352704 16391809742400 16596707364180 17484597058560 17703154521792 18440785960200 19670171690880 20745884205225 21855746323200 22128943152240 23604206029056 24587714613600 26226895587840 26554731782688 27661178940300 29140995097600 29505257536320 31472274705408 32783619484800 33193414728360 35406309043584 36881571920400 39340343381760 41491768410450 43711492646400 44257886304480 47208412058112 49175429227200 52453791175680 53109463565376 55322357880600 59010515072640 65567238969600 66386829456720 70812618087168 73763143840800 78680686763520 82983536820900 87422985292800 88515772608960 94416824116224 98350858454400 106218927130752 110644715761200 118021030145280 131134477939200 132773658913440 141625236174336 147526287681600 157361373527040 165967073641800 177031545217920 196701716908800 212437854261504 221289431522400 236042060290560 262268955878400 265547317826880 283250472348672 295052575363200 331934147283600 354063090435840 393403433817600 424875708523008 442578863044800 472084120581120 531094635653760 590105150726400 663868294567200 708126180871680 786806867635200 849751417046016 885157726089600 1062189271307520 1180210301452800 1327736589134400 1416252361743360 1770315452179200 2124378542615040 2360420602905600 2655473178268800 3540630904358400 4248757085230080 5310946356537600 7081261808716800 10621892713075200 21243785426150400
• Sum of all divisors σ(n): 78954517406522361
• Sum of proper divisors (its aliquot sum) s(n): 57710731980371961
• 21243785426150400 is an abundant number, because the sum of its proper divisors (57710731980371961) is greater than itself. Its abundance is 36466946554221561

Bases of 21243785426150400

• Binary: 1001011011110010001110000111100000000101010010000000000₂
• Hexadecimal: 0x4B791C3C02A400
• Base-36: 5T6AKAOG000

Squares and roots of 21243785426150400

• 21243785426150400 squared (21243785426150400²) is 451298419232320132132163420160000
• 21243785426150400 cubed (21243785426150400³) is 9587286781332275813408188518917999966552064000000
• 21243785426150400 is a perfect square number. Its square root is 145752480
• The cube root of 21243785426150400 is 276955.9089381853

Scales and comparisons

• 21,243,785,426,150,400 seconds is equal to 675,486,665 years, 10 weeks, 6 days.
• To count from 1 to 21,243,785,426,150,400 would take you about two billion, twenty-six million, four hundred fifty-nine thousand, nine hundred ninety-five 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 21243785426150400 cubic inches would be around 23079.7 feet tall.

Recreational maths with 21243785426150400

• 21243785426150400 backwards is 00405162458734212
• 21243785426150400 is a Harshad number.
• The number of decimal digits it has is: 17
• The sum of 21243785426150400's digits is 54
• More coming soon!