21420118623372

Names of 21420118623372

• Cardinal: 21420118623372 can be written as Twenty-one trillion, four hundred twenty billion, one hundred eighteen million, six hundred twenty-three thousand, three hundred seventy-two.

Scientific notation

• Scientific notation: 2.1420118623372 × 10¹³

Factors of 21420118623372

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 170

Divisors of 21420118623372

• Number of divisors d(n): 864
• Complete list of divisors:
  1 2 3 4 6 7 12 14 19 21 23 28 37 38 42 46 49 57 69 74 76 79 84 92 98 111 114 133 138 147 148 158 161 196 222 228 237 259 266 276 294 316 322 361 399 437 444 474 483 518 532 553 588 644 703 722 777 798 851 874 931 948 966 1036 1083 1106 1127 1311 1406 1444 1501 1554 1596 1659 1702 1748 1813 1817 1862 1932 2109 2166 2212 2254 2527 2553 2622 2793 2812 2923 3002 3059 3108 3318 3381 3404 3626 3634 3724 3871 4218 4332 4503 4508 4921 5054 5106 5244 5439 5451 5586 5846 5957 6004 6118 6241 6636 6762 6859 7252 7268 7581 7742 8303 8436 8769 9006 9177 9842 10108 10212 10507 10878 10902 11172 11613 11692 11914 12236 12482 12719 13357 13524 13718 14763 15162 15484 16169 16606 17538 17689 17871 18012 18354 18723 19684 20461 20577 21014 21413 21756 21804 23226 23828 24909 24964 25438 26714 27436 28519 29526 30324 31521 32338 33212 34447 34523 35076 35378 35742 36708 37446 38157 40071 40922 41154 41699 42028 42826 43687 46452 48013 48507 49818 50876 53067 53428 55537 57038 58121 59052 61383 63042 64239 64676 67229 68894 69046 70756 71484 73549 74892 76314 80142 81844 82308 83398 85557 85652 87374 89033 93499 96026 97014 99636 103341 103569 106134 111074 113183 114076 116242 118579 122766 125097 126084 128478 131061 134458 137788 138092 143227 143543 144039 147098 152628 157757 160284 166611 166796 171114 174363 174748 178066 186998 192052 194028 199633 201687 206682 207138 212268 220647 222148 226366 230917 232484 237158 241661 245532 250194 253783 256956 262122 267099 268916 280497 286454 287086 288078 294196 305809 307211 315514 333222 336091 339549 342228 348726 355737 356132 373996 388759 399266 403374 406847 413364 414276 429681 430629 441294 452732 461834 470603 473271 474316 483322 500388 507566 524244 534198 541861 560994 572908 574172 576156 598899 611618 614422 631028 654493 655937 666444 672182 679098 692751 697452 711474 724983 761349 777518 792281 798532 806748 813694 830053 859362 861258 882588 917427 921633 923668 941206 946542 966644 1004801 1008273 1015132 1055203 1068396 1083722 1104299 1121988 1166277 1197798 1220541 1223236 1228844 1277351 1308986 1311874 1344364 1358196 1385502 1397431 1411809 1422948 1449966 1522698 1555036 1584562 1616419 1625583 1627388 1660106 1691627 1718724 1722516 1776481 1834854 1843266 1882412 1893084 1963479 1967811 2009602 2016546 2110406 2150477 2167444 2208598 2253001 2332554 2376843 2395596 2441082 2490159 2554702 2617972 2623748 2721313 2727317 2771004 2794862 2823618 2899932 3014403 3045396 3165609 3169124 3232838 3251166 3294221 3312897 3320212 3383254 3552962 3669708 3686532 3793027 3832053 3926958 3935622 4019204 4033092 4192293 4220812 4300954 4387423 4417196 4506002 4591559 4665108 4753686 4849257 4882164 4980318 5074881 5109404 5311091 5329443 5442626 5454634 5589724 5647236 5810371 5837009 6028806 6331218 6451431 6465676 6502332 6588442 6625794 6759003 6766508 7033607 7105924 7386421 7586054 7664106 7730093 7853916 7871244 8163939 8181951 8384586 8601908 8774846 8941457 9012004 9183118 9507372 9698514 9882663 9960636 10149762 10622182 10658886 10885252 10909268 11314933 11379081 11620742 11674018 12057612 12435367 12462803 12662436 12902862 13162269 13176884 13251588 13518006 13774677 14067214 14772842 15053339 15172108 15328212 15460186 15771007 15933273 16327878 16363902 16769172 17431113 17511027 17549692 17882914 18366236 19091219 19397028 19765326 20048857 20299524 21100821 21244364 21317772 22159263 22629866 22758162 23190279 23241484 23348036 24269669 24870734 24925606 25805724 26324538 26551189 26824371 27036012 27549354 28134428 29545684 30106678 30711961 30920372 31542014 31866546 32140913 32655756 32727804 33944799 34862226 35022054 35765828 37177637 37306101 37388409 38182438 39530652 40097714 40859063 42201642 42807019 44318526 45160017 45259732 45516324 46380558 47313021 48539338 49741468 49851212 51704947 51819023 52649076 53102378 53648742 55098708 57273657 60146571 60213356 61423922 62590199 63084028 63733092 64281826 67889598 69724452 70044108 72809007 74355274 74612202 74776818 76364876 79653567 80195428 81718126 83361037 84403284 85614038 87239621 88637052 90320034 92135883 92761116 94626042 96422739 97078676 100910729 103409894 103638046 106204756 107297484 110397049 111532911 114547314 120293142 122577189 122847844 125180398 128421057 128563652 133638533 135779196 140341999 145618014 148710548 149224404 149553636 155114841 155457069 159307134 163436252 166722074 169887683 171228076 174479242 180640068 184271766 187770597 189252084 192845478 201821458 206819788 207276092 214983727 220794098 223065822 229094628 240586284 245154378 250083111 250360796 256842114 260243459 261718863 267277066 280683998 286013441 291236028 299649133 302732187 310229682 310914138 318614268 331191147 333444148 339775366 348958484 362733161 368543532 375541194 385690956 400915599 403642916 421025997 429967454 441588196 446131644 461123711 490308756 500166222 509663049 513684228 520486918 523437726 534554132 561367996 572026882 583527259 599298266 605464374 610677347 620459364 621828276 644951181 662382294 679550732 706375103 725466322 751082388 780730377 801831198 842051994 858040323 859934908 898947399 922247422 982393993 984561437 1000332444 1019326098 1040973836 1046875452 1088199483 1144053764 1167054518 1189213781 1198596532 1210928748 1221354694 1289902362 1324764588 1383371133 1412750206 1450932644 1561460754 1583859703 1603662396 1684103988 1716080646 1750581777 1797894798 1832032041 1844494844 1917303851 1964787986 1969122874 2038652196 2097543931 2119125309 2176398966 2334109036 2378427562 2442709388 2539132127 2579804724 2766742266 2825500412 2947181979 2953684311 3122921508 3167719406 3227865977 3432161292 3501163554 3567641343 3595789596 3664064082 3834607702 3929575972 3938245748 4084690813 4195087862 4238250618 4352797932 4751579109 4756855124 4944625721 5078264254 5533484532 5751911553 5894363958 5907368622 6292631793 6335438812 6455731954 6891930059 7002327108 7135282686 7328128164 7617396381 7669215404 8169381626 8390175724 8476501236 9503158218 9683597931 9889251442 10156528508 11087017921 11503823106 11788727916 11814737244 12254072439 12585263586 12911463908 13421126957 13783860118 14270565372 14833877163 15234792762 16338763252 19006316436 19367195862 19778502884 20675790177 22174035842 22595061839 23007646212 24508144878 25170527172 26842253914 27567720236 29667754326 30469585524 33261053763 36428773169 38734391724 40263380871 41351580354 44348071684 45190123678 48243510413 49016289756 53684507828 59335508652 66522107526 67785185517 72857546338 77609125447 80526761742 82703160708 90380247356 93947888699 96487020826 109286319507 133044215052 135570371034 144730531239 145715092676 155218250894 161053523484 187895777398 192974041652 218572639014 232827376341 255001412183 271140742068 281843666097 289461062478 310436501788 375791554796 437145278028 465654752682 510002824366 563687332194 578922124956 765004236549 931309505364 1020005648732 1127374664388 1530008473098 1785009885281 3060016946196 3570019770562 5355029655843 7140039541124 10710059311686 21420118623372
• Sum of all divisors σ(n): 66611939950080
• Sum of proper divisors (its aliquot sum) s(n): 45191821326708
• 21420118623372 is an abundant number, because the sum of its proper divisors (45191821326708) is greater than itself. Its abundance is 23771702703336

Bases of 21420118623372

• Binary: 100110111101101000010100011111100010010001100₂
• Hexadecimal: 0x137B428FC48C
• Base-36: 7LC9LKS5O

Squares and roots of 21420118623372

• 21420118623372 squared (21420118623372²) is 458821481839327984384650384
• 21420118623372 cubed (21420118623372³) is 9828010567949727243366932895853591174848
• The square root of 21420118623372 is 4628187.4014966161
• The cube root of 21420118623372 is 27772.0085656811

Scales and comparisons

• 21,420,118,623,372 seconds is equal to 681,093 years, 26 weeks, 5 days, 14 hours, 56 minutes, 12 seconds.
• To count from 1 to 21,420,118,623,372 would take you about one million, seven hundred two thousand, seven hundred thirty-three 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 21420118623372 cubic inches would be around 2314.3 feet tall.

Recreational maths with 21420118623372

• 21420118623372 backwards is 27332681102412
• 21420118623372 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21420118623372's digits is 42
• More coming soon!