21427118673408

Names of 21427118673408

• Cardinal: 21427118673408 can be written as Twenty-one trillion, four hundred twenty-seven billion, one hundred eighteen million, six hundred seventy-three thousand, four hundred eight.

Scientific notation

• Scientific notation: 2.1427118673408 × 10¹³

Factors of 21427118673408

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 18
• Sum of prime factors: 1338

Divisors of 21427118673408

• Number of divisors d(n): 960
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 27 28 29 32 36 42 48 49 54 56 58 63 64 72 84 87 96 98 108 112 116 126 128 144 147 168 174 189 192 196 203 216 224 232 252 256 261 288 294 336 348 378 384 392 406 432 441 448 464 504 512 522 576 588 609 672 696 756 768 783 784 812 841 864 882 896 928 1008 1044 1152 1176 1218 1297 1323 1344 1392 1421 1512 1536 1566 1568 1624 1682 1728 1764 1792 1827 1856 2016 2088 2304 2352 2436 2523 2594 2646 2688 2784 2842 3024 3132 3136 3248 3364 3456 3528 3584 3654 3712 3891 4032 4176 4263 4608 4704 4872 5046 5188 5292 5376 5481 5568 5684 5887 6048 6264 6272 6496 6728 6912 7056 7308 7424 7569 7782 8064 8352 8526 9079 9408 9744 10092 10376 10584 10752 10962 11136 11368 11673 11774 12096 12528 12544 12789 12992 13456 13824 14112 14616 14848 15138 15564 16128 16704 17052 17661 18158 18816 19488 20184 20752 21168 21924 22272 22707 22736 23346 23548 24192 24389 25056 25088 25578 25984 26912 27237 28224 29232 30276 31128 32256 33408 34104 35019 35322 36316 37613 37632 38367 38976 40368 41209 41504 42336 43848 44544 45414 45472 46692 47096 48384 48778 50112 51156 51968 52983 53824 54474 56448 58464 60552 62256 63553 66816 68208 70038 70644 72632 73167 75226 75264 76734 77952 80736 81711 82418 83008 84672 87696 90828 90944 93384 94192 96768 97556 100224 102312 103936 105966 107648 108948 112839 112896 116928 121104 123627 124512 127106 133632 136416 140076 141288 145264 146334 150452 153468 155904 158949 161472 163422 164836 166016 169344 170723 175392 181656 181888 186768 188384 190659 195112 200448 204624 211932 215296 217896 219501 225678 225792 233856 242208 245133 247254 249024 254212 263291 272832 280152 282576 290528 292668 300904 306936 311808 317898 322944 326844 329672 332032 338517 338688 341446 350784 363312 363776 370881 373536 376768 381318 390224 400896 409248 423864 430592 435792 439002 451356 467712 484416 490266 494508 498048 508424 512169 526582 545664 560304 565152 571977 581056 585336 601808 613872 635796 645888 653688 658503 659344 664064 677034 677376 682892 701568 726624 727552 741762 747072 753536 762636 780448 789873 818496 847728 871584 878004 902712 935424 968832 980532 989016 996096 1015551 1016848 1024338 1053164 1090777 1091328 1112643 1120608 1130304 1143954 1162112 1170672 1195061 1203616 1227744 1271592 1291776 1307376 1317006 1318688 1354068 1365784 1403136 1453248 1483524 1494144 1507072 1525272 1536507 1560896 1579746 1636992 1695456 1715931 1743168 1756008 1805424 1843037 1937664 1961064 1978032 1992192 2031102 2033696 2048676 2106328 2181554 2182656 2225286 2241216 2260608 2287908 2324224 2341344 2369619 2390122 2407232 2455488 2543184 2614752 2634012 2637376 2708136 2731568 2806272 2906496 2967048 2988288 3014144 3050544 3073014 3121792 3159492 3272331 3273984 3390912 3431862 3486336 3512016 3585183 3610848 3686074 3875328 3922128 3956064 4062204 4067392 4097352 4212656 4363108 4450572 4482432 4521216 4575816 4609521 4648448 4682688 4739238 4780244 4814464 4910976 5086368 5229504 5268024 5274752 5416272 5463136 5529111 5812992 5934096 5976576 6101088 6146028 6243584 6318984 6544662 6547968 6781824 6863724 6972672 7024032 7108857 7170366 7221696 7372148 7635439 7844256 7912128 8124408 8134784 8194704 8425312 8726216 8901144 8964864 9042432 9151632 9219042 9365376 9478476 9560488 9628928 9816993 9821952 10172736 10459008 10536048 10549504 10755549 10832544 10926272 11058222 11625984 11868192 12202176 12292056 12487168 12637968 13089324 13563648 13727448 13945344 14048064 14217714 14340732 14443392 14744296 15270878 15688512 15824256 16248816 16269568 16389408 16587333 16850624 17452432 17802288 17929728 18303264 18438084 18730752 18956952 19120976 19257856 19633986 19643904 20345472 20918016 21072096 21099008 21511098 21665088 21852544 22116444 22906317 23736384 24404352 24584112 25275936 26178648 27127296 27454896 28096128 28435428 28681464 28886784 29450979 29488592 30541756 31377024 31632533 31648512 32266647 32497632 32539136 32778816 33174666 33701248 34904864 35604576 36606528 36876168 37461504 37913904 38241952 39267972 40690944 41836032 42144192 43022196 43330176 43705088 44232888 45812634 47472768 48808704 49168224 49761999 50551872 52357296 53448073 54909792 56192256 56870856 57362928 57773568 58901958 58977184 61083512 62754048 63265066 63297024 64533294 64995264 65557632 66349332 67402496 68718951 69809728 71209152 73213056 73752336 75827808 76483904 78535944 81381888 84288384 86044392 86660352 87410176 88465776 91625268 94897599 94945536 97617408 98336448 99523998 101103744 104714592 106896146 109819584 112384512 113741712 114725856 117803916 117954368 122167024 125508096 126530132 129066588 129990528 131115264 132698664 134804992 137437902 139619456 142418304 146426112 147504672 151655616 152967808 157071888 160344219 168576768 172088784 173320704 176931552 183250536 189795198 189891072 196672896 199047996 202207488 206156853 209429184 213792292 219639168 221427731 227483424 229451712 235607832 235908736 244334048 253060264 258133176 259981056 262230528 265397328 274875804 279238912 284692797 284836608 292852224 295009344 303311232 305935616 314143776 320688438 337153536 344177568 353863104 366501072 379590396 393345792 398095992 404414976 412313706 418858368 427584584 439278336 442855462 454966848 458903424 471215664 471817472 481032657 488668096 506120528 516266352 519962112 530794656 549751608 558477824 569385594 569673216 590018688 606622464 611871232 628287552 641376876 664283193 688355136 707726208 733002144 759180792 786691584 796191984 824627412 837716736 854078391 855169168 878556672 885710924 909933696 917806848 942431328 943634944 962065314 977336192 1012241056 1032532704 1061589312 1099503216 1138771188 1180037376 1213244928 1256575104 1282753752 1328566386 1376710272 1415452416 1443097971 1466004288 1518361584 1549994117 1592383968 1649254824 1675433472 1708156782 1710338336 1771421848 1819867392 1835613696 1884862656 1924130628 1954672384 1992849579 2024482112 2065065408 2123178624 2199006432 2277542376 2360074752 2513150208 2565507504 2657132772 2753420544 2830904832 2886195942 2932008576 3036723168 3099988234 3184767936 3298509648 3416313564 3420676672 3542843696 3639734784 3769725312 3848261256 3909344768 3985699158 4048964224 4130130816 4246357248 4398012864 4555084752 4649982351 5026300416 5131015008 5314265544 5506841088 5772391884 5864017152 5978548737 6073446336 6199976468 6369535872 6597019296 6832627128 6841353344 7085687392 7539450624 7696522512 7971398316 8097928448 8260261632 8492714496 8796025728 9110169504 9299964702 10262030016 10628531088 11544783768 11728034304 11957097474 12146892672 12399952936 12739071744 13194038592 13665254256 13682706688 13949947053 14171374784 15078901248 15393045024 15942796632 16195856896 16520523264 17592051456 18220339008 18599929404 20524060032 21257062176 23089567536 23914194948 24293785344 24799905872 25478143488 26388077184 27330508512 27365413376 27899894106 28342749568 30786090048 31885593264 35184102912 36440678016 37199858808 41048120064 41849841159 42514124352 46179135072 47828389896 48587570688 49599811744 52776154368 54661017024 55799788212 56685499136 61572180096 63771186528 72881356032 74399717616 82096240128 83699682318 85028248704 92358270144 95656779792 99199623488 105552308736 109322034048 111599576424 113370998272 123144360192 127542373056 145762712064 148799435232 167399364636 170056497408 184716540288 191313559584 198399246976 218644068096 223199152848 246288720384 255084746112 297598870464 334798729272 340112994816 369433080576 382627119168 396798493952 437288136192 446398305696 510169492224 595197740928 669597458544 738866161152 765254238336 793596987904 892796611392 1020338984448 1190395481856 1339194917088 1530508476672 1785593222784 2380790963712 2678389834176 3061016953344 3571186445568 5356779668352 7142372891136 10713559336704 21427118673408
• Sum of all divisors σ(n): 76474829851200
• Sum of proper divisors (its aliquot sum) s(n): 55047711177792
• 21427118673408 is an abundant number, because the sum of its proper divisors (55047711177792) is greater than itself. Its abundance is 33620592504384

Bases of 21427118673408

• Binary: 100110111110011100011110011000000111000000000₂
• Hexadecimal: 0x137CE3CC0E00
• Base-36: 7LFHD85C0

Squares and roots of 21427118673408

• 21427118673408 squared (21427118673408²) is 459121414644309809766334464
• 21427118673408 cubed (21427118673408³) is 9837649037086587915216181362722510733312
• The square root of 21427118673408 is 4628943.5807112621
• The cube root of 21427118673408 is 27775.0335143243

Scales and comparisons

• 21,427,118,673,408 seconds is equal to 681,316 years, 4 weeks, 6 days, 17 hours, 16 minutes, 48 seconds.
• To count from 1 to 21,427,118,673,408 would take you about one million, seven hundred three thousand, two hundred ninety 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 21427118673408 cubic inches would be around 2314.6 feet tall.

Recreational maths with 21427118673408

• 21427118673408 backwards is 80437681172412
• 21427118673408 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21427118673408's digits is 54
• More coming soon!