21012721754112

Names of 21012721754112

• Cardinal: 21012721754112 can be written as Twenty-one trillion, twelve billion, seven hundred twenty-one million, seven hundred fifty-four thousand, one hundred twelve.

Scientific notation

• Scientific notation: 2.1012721754112 × 10¹³

Factors of 21012721754112

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 26
• Sum of prime factors: 375

Divisors of 21012721754112

• Number of divisors d(n): 924
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 16 18 22 24 27 32 33 36 44 48 54 64 66 72 81 88 96 99 108 121 128 132 144 162 176 192 198 216 242 243 256 264 288 297 324 352 359 363 384 396 432 484 486 512 528 576 594 648 704 718 726 729 768 792 864 891 968 972 1024 1056 1077 1089 1152 1188 1296 1408 1436 1452 1458 1536 1584 1728 1782 1936 1944 2048 2112 2154 2178 2187 2304 2376 2592 2673 2816 2872 2904 2916 3072 3168 3231 3267 3456 3564 3872 3888 3949 4096 4224 4308 4356 4374 4608 4752 5184 5346 5632 5744 5808 5832 6144 6336 6462 6534 6561 6912 7128 7744 7776 7898 8019 8192 8448 8616 8712 8748 9216 9504 9693 9801 10368 10692 11264 11488 11616 11664 11847 12288 12672 12924 13068 13122 13824 14256 15488 15552 15796 16038 16896 17232 17424 17496 18432 19008 19386 19602 19683 20736 21384 22528 22976 23232 23328 23694 24057 24576 25344 25848 26136 26244 27648 28512 29079 29403 30976 31104 31592 32076 33792 34464 34848 34992 35541 36864 38016 38772 39204 39366 41472 42768 43439 45056 45952 46464 46656 47388 48114 50688 51696 52272 52488 55296 57024 58158 58806 59049 61952 62208 63184 64152 67584 68928 69696 69984 71082 72171 73728 76032 77544 78408 78732 82944 85536 86878 87237 88209 90112 91904 92928 93312 94776 96228 101376 103392 104544 104976 106623 110592 114048 116316 117612 118098 123904 124416 126368 128304 130317 135168 137856 139392 139968 142164 144342 152064 155088 156816 157464 165888 171072 173756 174474 176418 183808 185856 186624 189552 192456 202752 206784 209088 209952 213246 216513 221184 228096 232632 235224 236196 247808 248832 252736 256608 260634 261711 264627 270336 275712 278784 279936 284328 288684 304128 310176 313632 314928 319869 331776 342144 347512 348948 352836 367616 371712 373248 379104 384912 390951 405504 413568 418176 419904 426492 433026 456192 465264 470448 472392 495616 497664 505472 513216 521268 523422 529254 551424 557568 559872 568656 577368 608256 620352 627264 629856 639738 649539 663552 684288 695024 697896 705672 735232 743424 746496 758208 769824 781902 785133 793881 811008 827136 836352 839808 852984 866052 912384 930528 940896 944784 959607 991232 995328 1010944 1026432 1042536 1046844 1058508 1102848 1115136 1119744 1137312 1154736 1172853 1216512 1240704 1254528 1259712 1279476 1299078 1368576 1390048 1395792 1411344 1470464 1486848 1492992 1516416 1539648 1563804 1570266 1587762 1654272 1672704 1679616 1705968 1732104 1824768 1861056 1881792 1889568 1919214 1990656 2021888 2052864 2085072 2093688 2117016 2205696 2230272 2239488 2274624 2309472 2345706 2355399 2381643 2433024 2481408 2509056 2519424 2558952 2598156 2737152 2780096 2791584 2822688 2878821 2940928 2973696 2985984 3032832 3079296 3127608 3140532 3175524 3308544 3345408 3359232 3411936 3464208 3518559 3649536 3722112 3763584 3779136 3838428 4043776 4105728 4170144 4187376 4234032 4411392 4460544 4478976 4549248 4618944 4691412 4710798 4763286 4962816 5018112 5038848 5117904 5196312 5474304 5560192 5583168 5645376 5757642 5971968 6065664 6158592 6255216 6281064 6351048 6617088 6690816 6718464 6823872 6928416 7037118 7066197 7144929 7299072 7444224 7527168 7558272 7676856 8087552 8211456 8340288 8374752 8468064 8636463 8822784 8921088 8957952 9098496 9237888 9382824 9421596 9526572 9925632 10036224 10077696 10235808 10392624 10555677 10948608 11120384 11166336 11290752 11515284 12131328 12317184 12510432 12562128 12702096 13234176 13381632 13436928 13647744 13856832 14074236 14132394 14289858 14888448 15054336 15116544 15353712 16175104 16422912 16680576 16749504 16936128 17272926 17915904 18196992 18475776 18765648 18843192 19053144 19851264 20072448 20155392 20471616 20785248 21111354 21198591 21897216 22240768 22332672 22581504 23030568 24262656 24634368 25020864 25124256 25404192 25909389 26468352 26763264 26873856 27295488 27713664 28148472 28264788 28579716 29776896 30108672 30233088 30707424 31667031 32350208 32845824 33361152 33499008 33872256 34545852 36393984 36951552 37531296 37686384 38106288 39702528 40144896 40310784 40943232 41570496 42222708 42397182 44481536 44665344 45163008 46061136 48525312 49268736 50041728 50248512 50808384 51818778 53747712 54590976 55427328 56296944 56529576 57159432 59553792 60217344 60466176 61414848 63334062 65691648 66722304 66998016 67744512 69091704 72787968 73903104 75062592 75372768 76212576 77728167 79405056 80289792 80621568 81886464 83140992 84445416 84794364 88963072 89330688 90326016 92122272 95001093 97050624 98537472 100083456 100497024 101616768 103637556 109181952 110854656 112593888 113059152 114318864 119107584 120434688 120932352 122829696 126668124 133444608 133996032 135489024 138183408 145575936 147806208 150125184 150745536 152425152 155456334 161243136 163772928 166281984 168890832 169588728 177926144 178661376 180652032 184244544 190002186 197074944 200166912 200994048 203233536 207275112 218363904 221709312 225187776 226118304 228637728 233184501 238215168 240869376 241864704 245659392 253336248 266889216 267992064 270978048 276366816 285003279 291151872 295612416 300250368 301491072 304850304 310912668 327545856 332563968 337781664 339177456 355852288 357322752 361304064 368489088 380004372 400333824 401988096 406467072 414550224 436727808 443418624 450375552 452236608 457275456 466369002 483729408 491318784 506672496 533778432 535984128 541956096 552733632 570006558 591224832 600500736 602982144 609700608 621825336 655091712 665127936 675563328 678354912 714645504 722608128 736978176 760008744 800667648 803976192 812934144 829100448 855009837 873455616 886837248 900751104 904473216 914550912 932738004 982637568 1013344992 1067556864 1071968256 1083912192 1105467264 1140013116 1201001472 1205964288 1219401216 1243650672 1310183424 1330255872 1351126656 1356709824 1473956352 1520017488 1601335296 1607952384 1625868288 1658200896 1710019674 1773674496 1801502208 1808946432 1829101824 1865476008 1965275136 2026689984 2143936512 2167824384 2210934528 2280026232 2402002944 2411928576 2438802432 2487301344 2565029511 2620366848 2660511744 2702253312 2713419648 2947912704 3040034976 3202670592 3215904768 3251736576 3316401792 3420039348 3603004416 3617892864 3658203648 3730952016 3930550272 4053379968 4421869056 4560052464 4804005888 4823857152 4877604864 4974602688 5130059022 5321023488 5404506624 5426839296 5895825408 6080069952 6431809536 6503473152 6632803584 6840078696 7206008832 7235785728 7316407296 7461904032 7861100544 8106759936 8843738112 9120104928 9608011776 9647714304 9755209728 9949205376 10260118044 10809013248 10853678592 11791650816 12160139904 13265607168 13680157392 14412017664 14471571456 14632814592 14923808064 16213519872 17687476224 18240209856 19295428608 19510419456 19898410752 20520236088 21618026496 21707357184 23583301632 24320279808 26531214336 27360314784 28824035328 28943142912 29265629184 29847616128 32427039744 35374952448 36480419712 39796821504 41040472176 43236052992 43414714368 48640559616 53062428672 54720629568 57886285824 58531258368 59695232256 64854079488 70749904896 72960839424 79593643008 82080944352 86472105984 86829428736 97281119232 106124857344 109441259136 119390464512 129708158976 145921678848 159187286016 164161888704 173658857472 194562238464 212249714688 218882518272 238780929024 259416317952 291843357696 318374572032 328323777408 389124476928 437765036544 477561858048 583686715392 636749144064 656647554816 778248953856 875530073088 955123716096 1167373430784 1313295109632 1751060146176 1910247432192 2334746861568 2626590219264 3502120292352 5253180438528 7004240584704 10506360877056 21012721754112
• Sum of all divisors σ(n): 69478259056920
• Sum of proper divisors (its aliquot sum) s(n): 48465537302808
• 21012721754112 is an abundant number, because the sum of its proper divisors (48465537302808) is greater than itself. Its abundance is 27452815548696

Bases of 21012721754112

• Binary: 100110001110001100111110100001110000000000000₂
• Hexadecimal: 0x131C67D0E000
• Base-36: 7G5400000

Squares and roots of 21012721754112

• 21012721754112 squared (21012721754112²) is 441534475515731686188908544
• 21012721754112 cubed (21012721754112³) is 9277841078859847432866541864878423932928
• The square root of 21012721754112 is 4583963.5419702021
• The cube root of 21012721754112 is 27594.8118066473

Scales and comparisons

• 21,012,721,754,112 seconds is equal to 668,139 years, 28 weeks, 6 days, 1 hour, 55 minutes, 12 seconds.
• To count from 1 to 21,012,721,754,112 would take you about one million, six hundred seventy thousand, three hundred forty-eight 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 21012721754112 cubic inches would be around 2299.6 feet tall.

Recreational maths with 21012721754112

• 21012721754112 backwards is 21145712721012
• 21012721754112 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21012721754112's digits is 36
• More coming soon!