21381376171848

Names of 21381376171848

• Cardinal: 21381376171848 can be written as Twenty-one trillion, three hundred eighty-one billion, three hundred seventy-six million, one hundred seventy-one thousand, eight hundred forty-eight.

Scientific notation

• Scientific notation: 2.1381376171848 × 10¹³

Factors of 21381376171848

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 3535

Divisors of 21381376171848

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 3 4 6 7 8 11 12 14 19 21 22 24 28 29 33 38 42 44 49 56 57 58 66 76 77 84 87 88 98 114 116 132 133 147 152 154 168 174 196 203 209 228 231 232 264 266 294 308 319 348 392 399 406 418 456 462 532 539 551 588 609 616 627 638 696 798 812 836 924 931 957 1064 1078 1102 1176 1218 1254 1276 1421 1463 1596 1617 1624 1653 1672 1723 1741 1848 1862 1914 2156 2204 2233 2436 2508 2552 2793 2842 2926 3192 3234 3306 3446 3482 3724 3828 3857 4263 4312 4389 4408 4466 4872 5016 5169 5223 5586 5684 5852 6061 6468 6612 6699 6892 6964 7448 7656 7714 8526 8778 8932 10241 10338 10446 11172 11368 11571 11704 12061 12122 12187 12936 13224 13398 13784 13928 15428 15631 17052 17556 17864 18183 18953 19151 20482 20676 20892 22344 23142 24122 24244 24374 26796 26999 30723 30856 31262 32737 33079 34104 35112 36183 36366 36561 37906 38302 40964 41352 41784 42427 46284 46893 48244 48488 48748 49967 50489 53592 53998 56859 57453 61446 62524 65474 66158 72366 72732 73122 75812 76604 80997 81928 84427 84854 85309 92568 93786 96488 97496 98211 99237 99934 100978 107996 113718 114906 122892 125048 127281 130948 132316 132671 134057 144732 145464 146244 149901 151467 151624 153208 161994 168854 169708 170618 187572 196422 198474 199868 201956 215992 227436 229159 229812 231553 245784 253281 254562 255927 261896 264632 265342 268114 289464 292488 296989 299802 302934 323988 337708 339416 341236 349769 353423 360107 363869 375144 392844 396948 398013 399736 402171 403912 454872 458318 459624 463106 506562 509124 511854 530684 536228 549637 555379 593978 599604 605868 647976 675416 682472 687477 694659 699538 706846 720214 727738 785688 793896 796026 804342 890967 916636 926212 928697 938399 949373 959291 1013124 1018248 1023708 1049307 1060269 1061368 1072456 1080321 1091607 1099274 1110758 1187956 1199208 1211736 1374954 1389318 1399076 1413692 1440428 1455476 1592052 1604113 1608684 1620871 1648911 1666137 1781934 1833272 1852424 1857394 1876798 1898746 1918582 2026248 2047416 2098614 2120538 2160642 2183214 2198548 2221516 2375912 2448383 2473961 2520749 2547083 2749908 2778636 2786091 2798152 2815197 2827384 2848119 2877873 2880856 2910952 2999743 3184104 3208226 3217368 3241742 3297822 3332274 3563868 3714788 3753596 3797492 3837164 3847459 3887653 4197228 4241076 4321284 4366428 4397096 4443032 4812339 4862613 4896766 4947922 5041498 5094166 5499816 5557272 5572182 5630394 5696238 5755746 5999486 6416452 6483484 6595644 6645611 6664548 6715037 7127736 7345149 7421883 7429576 7507192 7562247 7594984 7641249 7674328 7694918 7775306 8394456 8482152 8642568 8732856 8999229 9624678 9725226 9793532 9895844 10082996 10188332 10443103 10552201 11144364 11260788 11392476 11511492 11542377 11662959 11998972 12832904 12966968 13191288 13291222 13329096 13430074 14690298 14843766 15124494 15282498 15389836 15550612 17645243 17829581 17998458 19249356 19450452 19587064 19791688 19936833 20145111 20165992 20376664 20886206 20998201 21104402 22288728 22521576 22784952 23022984 23084754 23325918 23997944 26582444 26860148 26932213 27213571 29380596 29687532 30248988 30564996 30779672 31101224 31329309 31656603 32997173 35290486 35659162 35996916 38498712 38900904 39873666 40290222 41772412 41996402 42208804 46169508 46519277 46651836 47005259 52935729 53164888 53488743 53720296 53864426 54427142 56995117 58761192 59375064 60497976 61129992 62658618 62994603 63313206 65994346 70580972 71318324 71993832 73101721 73865407 79747332 80580444 80796639 81640713 83544824 83992804 84417608 86992547 92339016 93038554 93303672 94010518 98991519 105871458 106977486 107728852 108854284 113990234 125317236 125989206 126626412 131988692 139557831 141015777 141161944 142636648 146203442 146987407 147730814 159494664 161160888 161593278 163281426 167985608 170985351 173985094 186077108 188021036 197983038 211742916 213954972 215457704 217708568 219305163 221596221 227980468 230980211 250634472 251978412 253252824 260977641 263977384 279115662 282031554 292406884 293974814 295461628 323186556 326562852 341970702 347970188 372154216 376042072 395966076 398965819 423485832 427909944 438610326 440962221 443192442 455960936 461960422 503956824 511712047 517057849 521955282 558231324 564063108 584813768 587949628 590923256 608947829 626946287 646373112 653125704 683941404 692940633 695940376 791932152 797931638 877220652 881924442 886384884 923920844 956918017 1023424094 1034115698 1043910564 1116462648 1128126216 1175899256 1196897457 1217895658 1253892574 1367882808 1385881266 1535136141 1551173547 1595863276 1616861477 1652858393 1754441304 1763848884 1772769768 1826843487 1847841688 1880838861 1913836034 2046848188 2068231396 2087821128 2393794914 2435791316 2507785148 2771762532 2792760733 2870754051 3070272282 3102347094 3191726552 3233722954 3305716786 3527697768 3653686974 3761677722 3827672068 4093696376 4136462792 4262634803 4388624009 4787589828 4850584431 4871582632 4958575179 5015570296 5543525064 5585521466 5741508102 6140544564 6204694188 6467445908 6611433572 6698426119 7307373948 7523355444 7655344136 8378282199 8525269606 8777248018 9575179656 9701168862 9917150358 11171042932 11483016204 11570008751 12281089128 12409388376 12787904409 12934891816 13165872027 13222867144 13396852238 14614747896 15046710888 16756564398 17050539212 17554496036 18181442323 19402337724 19834300716 20095278357 22342085864 22966032408 23140017502 25575808818 26331744054 26793704476 30720368063 33513128796 34101078424 34710026253 35108992072 36362884646 38804675448 39668601432 40190556714 46280035004 46888982833 51151617636 52663488108 53587408952 54544326969 61440736126 67026257592 69420052506 72725769292 80381113428 80990061257 92161104189 92560070008 93777965666 102303235272 105326976216 109088653938 122881472252 127270096261 138840105012 140666948499 145451538584 160762226856 161980122514 184322208378 187555931332 218177307876 242970183771 245762944504 254540192522 277680210024 281333896998 323960245028 368644416756 375111862664 381810288783 436354615752 485940367542 509080385044 562667793996 647920490056 737288833512 763620577566 890890673827 971880735084 1018160770088 1125335587992 1527241155132 1781781347654 1943761470168 2672672021481 3054482310264 3563562695308 5345344042962 7127125390616 10690688085924 21381376171848
• Sum of all divisors σ(n): 73950993792000
• Sum of proper divisors (its aliquot sum) s(n): 52569617620152
• 21381376171848 is an abundant number, because the sum of its proper divisors (52569617620152) is greater than itself. Its abundance is 31188241448304

Bases of 21381376171848

• Binary: 100110111001000111101010101001101111101001000₂
• Hexadecimal: 0x13723D54DF48
• Base-36: 7KUGVBL8O

Squares and roots of 21381376171848

• 21381376171848 squared (21381376171848²) is 457163247002069435227735104
• 21381376171848 cubed (21381376171848³) is 9774779356094709043523478192038926152192
• The square root of 21381376171848 is 4624000.0185821799
• The cube root of 21381376171848 is 27755.2547673969

Scales and comparisons

• 21,381,376,171,848 seconds is equal to 679,861 years, 32 weeks, 3 days, 14 hours, 50 minutes, 48 seconds.
• To count from 1 to 21,381,376,171,848 would take you about one million, six hundred ninety-nine thousand, six hundred fifty-four 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 21381376171848 cubic inches would be around 2312.9 feet tall.

Recreational maths with 21381376171848

• 21381376171848 backwards is 84817167318312
• The number of decimal digits it has is: 14
• The sum of 21381376171848's digits is 60
• More coming soon!