21420087446025

Names of 21420087446025

• Cardinal: 21420087446025 can be written as Twenty-one trillion, four hundred twenty billion, eighty-seven million, four hundred forty-six thousand and twenty-five.

Scientific notation

• Scientific notation: 2.1420087446025 × 10¹³

Factors of 21420087446025

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 338

Divisors of 21420087446025

• Number of divisors d(n): 960
• Complete list of divisors:
  1 3 5 9 15 19 25 27 31 37 45 57 61 73 75 81 93 95 109 111 135 155 171 183 185 219 225 279 285 305 327 333 365 405 465 475 513 545 549 555 589 657 675 703 775 837 855 915 925 981 999 1095 1147 1159 1387 1395 1425 1525 1539 1635 1647 1665 1767 1825 1891 1971 2025 2071 2109 2257 2263 2325 2511 2565 2701 2725 2745 2775 2943 2945 2997 3285 3379 3441 3477 3515 4033 4161 4185 4275 4453 4575 4905 4941 4995 5301 5475 5673 5735 5795 5913 6213 6327 6649 6771 6789 6935 6975 7695 7957 8103 8175 8235 8325 8829 8835 9455 9855 10137 10323 10355 10431 10545 11285 11315 12099 12483 12555 12825 13359 13505 13725 14715 14725 14985 15903 16425 16895 17019 17205 17385 17575 18639 18981 19947 20165 20313 20367 20805 20925 21793 22265 23871 24309 24525 24705 24975 26505 28365 28675 28975 29565 30411 30969 31065 31293 31635 33245 33855 33945 34675 35929 36297 37449 38475 39785 40077 40515 41175 42883 42997 44145 44175 47275 47709 49275 50685 51057 51319 51615 51775 52155 52725 55917 56425 56575 56943 59841 60495 60939 61101 62415 62775 64201 65379 66795 67525 69967 71613 72927 73575 74925 76627 79515 83731 84475 84607 85095 86025 86925 91233 92907 93195 93879 94905 99735 100825 101565 101835 104025 107787 108891 108965 111325 112347 119355 120231 121545 123525 125023 126331 128649 128991 132525 138043 141825 147825 151183 152055 153171 153957 154845 155325 156465 158175 164761 166225 167751 169275 169725 179523 179645 181485 182817 183303 187245 192603 196137 198925 200385 202575 206119 209901 214415 214839 214985 218781 220725 229881 238545 246013 246667 251193 253425 253821 255285 256595 258075 260775 273699 279585 284715 294409 299205 302475 304695 305505 312075 321005 323361 326673 326895 333975 349835 358065 360693 364635 375069 378993 383135 385947 386973 397575 414129 418655 423035 425475 453549 456165 461871 464535 465975 469395 474525 485377 494283 498675 507825 509175 538569 538935 544455 544825 561735 577809 588411 596775 601155 607725 618357 625115 629703 631655 643245 644517 644955 689643 690215 738039 740001 753579 755915 760275 761463 765855 769785 774225 782325 823805 838755 883227 897615 898225 907425 914085 916515 936225 963015 970083 980685 1001925 1030595 1049505 1072075 1074195 1074925 1093905 1125207 1136979 1149405 1157841 1160919 1192725 1230065 1233335 1242387 1255965 1269105 1276425 1282975 1329373 1360647 1368495 1385613 1397925 1423575 1456131 1472045 1482849 1496025 1523475 1527525 1590889 1605025 1616805 1633365 1634475 1733427 1749175 1765233 1790325 1803465 1823175 1855071 1875345 1889109 1894965 1915675 1929735 1934865 2068929 2070645 2093275 2115175 2214117 2220003 2260737 2267745 2280825 2284389 2309355 2322675 2346975 2375437 2426885 2471415 2622817 2649681 2692845 2694675 2722275 2808675 2889045 2910249 2942055 3005775 3091785 3125575 3130459 3148515 3158275 3216225 3222585 3224775 3375621 3410937 3448215 3451075 3473523 3482757 3690195 3700005 3727161 3767895 3779575 3807315 3829275 3848925 3916261 3988119 4081941 4119025 4156839 4193775 4368393 4416135 4448547 4488075 4570425 4582575 4674247 4686673 4772667 4815075 4850415 4903425 5107591 5152975 5200281 5247525 5370975 5469525 5565213 5593771 5626035 5667327 5684895 5747025 5789205 5804595 6150325 6166675 6206787 6211935 6279825 6345525 6642351 6646865 6660009 6782211 6803235 6842475 6853167 6928065 7126311 7280655 7360225 7414245 7626403 7868451 7949043 7954445 8084025 8166825 8667135 8826165 9017325 9126679 9222163 9275355 9376725 9391377 9445545 9474825 9648675 9674325 10126863 10232811 10344645 10353225 11070585 11100015 11181483 11303685 11338725 11421945 11546775 11748783 11877185 11964357 12134425 12245823 12357075 13105179 13114085 13248405 13345641 13464225 14022741 14060019 14318001 14445225 14551245 14710275 15046687 15322773 15458925 15652295 15742575 16112925 16695639 16781313 16878105 17054685 17241075 17367615 17413785 17958949 18450975 18500025 18635805 18839475 19036575 19581305 19927053 19940595 19980027 20409705 20784195 21378933 21841965 22080675 22242735 22879209 23371235 23433365 23605353 23847129 23863335 24252075 25537955 26001405 27380037 27666489 27826065 27968855 28130175 28174131 28336635 28424475 28946025 29022975 31033935 31059675 33211755 33234325 33300045 33911055 34016175 34265835 34640325 35246349 35631555 35893071 36403275 37071225 38132015 39315537 39342255 39745215 39772225 42068223 42180057 42954003 43335675 44130825 45140061 45633395 45968319 46110815 46376775 46956885 47227725 50343939 50634315 51164055 51723225 53876847 55352925 55500075 55907415 56518425 57109725 58743915 59385925 59821785 61229115 64136799 65525895 65570425 66242025 66728205 68637627 70113705 70300095 70816059 71590005 72756225 75233435 76613865 78261475 82140111 82999467 83478195 83906565 84390525 84522393 85273425 86838075 87068925 89794745 93179025 97044229 97906525 99635265 99702975 99900135 102048525 103920975 105739047 106894665 107679213 109209825 111213675 114396045 116856175 117166825 118026765 119235645 119316675 126204669 126540171 127689775 128862009 130007025 135420183 136900185 137904957 138332445 139130325 139844275 140870655 141683175 144901657 151031817 155169675 161630541 166058775 166500225 169555275 171329175 173406901 176231745 178157775 179465355 190660075 192410397 196577685 196711275 198726075 205912881 210341115 210900285 212448177 214770015 225700305 228166975 229841595 230554075 234784425 246420333 248998401 251719695 253171575 253567179 255820275 269384235 279537075 285887053 291132687 293719575 299108925 306145575 317217141 320683995 327629475 333641025 341220031 343188135 350568525 351500475 354080295 357950025 376167175 378614007 379620513 383069325 406260549 410700555 413714871 414997335 417390975 419532825 422611965 434704971 448973725 453095451 484891623 485221145 498176325 499500675 520220703 528695235 534473325 538396065 556727419 571980225 590133825 596178225 617738643 631023345 632700855 644310045 677100915 684500925 689524785 691662225 704353275 724508285 739260999 746995203 755159085 808152705 857661159 867034505 873398061 881158725 897326775 962051985 982888425 1023660093 1029564405 1051705575 1054501425 1062240885 1073850075 1128501525 1149207975 1218781647 1232101665 1244992005 1258598475 1267835895 1304114913 1346921175 1429435265 1454674869 1455663435 1560662109 1586085705 1603419975 1670182257 1706100155 1715940675 1770401475 1893070035 1898102565 2031302745 2053502775 2068574355 2074986675 2113059825 2173524855 2265477255 2424458115 2426105725 2572983477 2601103515 2620194183 2643476175 2691980325 2783637095 3070980279 3088693215 3155116725 3163504275 3221550225 3385504575 3447623925 3622541425 3696304995 3734976015 3775795425 3912344739 4040763525 4288305795 4335172525 4366990305 4681986327 4810259925 5010546771 5118300465 5147822025 5311204425 6093908235 6160508325 6224960025 6339179475 6520574565 7147176325 7273374345 7278317175 7718950431 7803310545 7860582549 7930428525 8350911285 8530500775 9212940837 9465350175 9490512825 10156513725 10342871775 10577820961 10867624275 11327386275 11737034217 12122290575 12864917385 13005517575 13100970915 13918185475 14045958981 15031640313 15354901395 15443466075 18481524975 18674880075 19561723695 21441528975 21834951525 23156851293 23409931635 25052733855 25591502325 27638822511 30469541175 31733462883 32602872825 36366871725 38594752155 39016552725 39302912745 41754556425 45094920939 46064704185 52889104805 58685171085 64324586925 65504854575 70229794905 75158201565 76774506975 95200388649 97808618475 115784256465 117049658175 125263669275 138194112555 158667314415 192973760775 196514563725 225474604695 230323520925 264445524025 285601165947 293425855425 351148974525 375791007825 476001943245 578921282325 690970562775 793336572075 856803497841 1127373023475 1428005829735 2380009716225 4284017489205 7140029148675 21420087446025
• Sum of all divisors σ(n): 46039089817600
• Sum of proper divisors (its aliquot sum) s(n): 24619002371575
• 21420087446025 is an abundant number, because the sum of its proper divisors (24619002371575) is greater than itself. Its abundance is 3198914925550

Bases of 21420087446025

• Binary: 100110111101101000000101101000000101000001001₂
• Hexadecimal: 0x137B40B40A09
• Base-36: 7LC930JK9

Squares and roots of 21420087446025

• 21420087446025 squared (21420087446025²) is 458820146195357807288300625
• 21420087446025 cubed (21420087446025³) is 9827967653502538935029099465418661265625
• The square root of 21420087446025 is 4628184.0332926477
• The cube root of 21420087446025 is 27771.9950914641

Scales and comparisons

• 21,420,087,446,025 seconds is equal to 681,092 years, 27 weeks, 1 day, 18 hours, 33 minutes, 45 seconds.
• To count from 1 to 21,420,087,446,025 would take you about one million, seven hundred two thousand, seven hundred thirty-one 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 21420087446025 cubic inches would be around 2314.3 feet tall.

Recreational maths with 21420087446025

• 21420087446025 backwards is 52064478002412
• 21420087446025 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21420087446025's digits is 45
• More coming soon!