18438522467442

Names of 18438522467442

• Cardinal: 18438522467442 can be written as Eighteen trillion, four hundred thirty-eight billion, five hundred twenty-two million, four hundred sixty-seven thousand, four hundred forty-two.

Scientific notation

• Scientific notation: 1.8438522467442 × 10¹³

Factors of 18438522467442

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 213

Divisors of 18438522467442

• Number of divisors d(n): 864
• Complete list of divisors:
  1 2 3 6 7 11 14 19 21 22 33 37 38 42 57 61 66 73 74 77 111 114 121 122 133 146 154 183 209 219 222 231 242 259 266 361 363 366 399 407 418 427 438 462 511 518 627 671 703 722 726 777 798 803 814 847 854 1022 1083 1159 1221 1254 1281 1342 1387 1406 1463 1533 1554 1606 1694 2013 2109 2166 2257 2299 2318 2409 2442 2527 2541 2562 2701 2774 2849 2926 3066 3477 3721 3971 4026 4161 4218 4389 4453 4477 4514 4598 4697 4818 4921 5054 5082 5402 5621 5698 6771 6897 6954 7381 7442 7581 7733 7942 8103 8113 8322 8547 8778 8833 8906 8954 9394 9709 9842 11163 11242 11913 12749 13357 13359 13431 13542 13794 14091 14762 14763 15162 15257 15466 15799 16093 16206 16226 16863 17094 17666 18907 19418 22021 22143 22326 23199 23826 24339 24827 25498 26047 26353 26499 26714 26718 26862 27797 28182 29127 29526 29711 30514 31171 31339 31598 32186 33726 37814 38247 40071 40931 42883 43681 44042 44286 45771 46398 47397 48279 48678 48983 49654 51319 51667 52094 52706 52998 54131 55594 56721 58254 59422 61831 62342 62678 66063 70699 74481 76494 78141 79059 80142 81862 83391 84607 85063 85766 87362 89133 89243 91542 93499 93513 94017 94794 96558 97966 102638 103334 106799 108262 113442 122793 123662 128649 131043 132126 137677 140239 141398 146927 146949 148962 153957 154147 155001 156282 158118 162393 164761 166782 167827 169214 170126 173789 178266 178486 184471 185493 186998 187026 188034 207977 212097 213598 242231 245586 253821 255189 257298 262086 267729 271633 273097 275354 280478 280497 286517 289883 293854 293898 300181 305767 307914 308294 310002 320397 324786 326821 329522 335654 342881 347578 359233 368942 370986 413031 415954 420717 424194 440781 450241 462441 471713 484462 494283 494893 503481 507642 510378 521367 535458 538813 543266 546194 553413 560994 564509 573034 579766 592249 595441 600362 611534 623931 640794 653642 685762 718466 726693 777689 814777 814899 819291 826062 841434 859551 869649 881562 900482 900543 917301 924882 930677 943426 963739 975061 980463 981673 988566 989786 1006962 1028489 1028643 1042734 1077626 1077699 1106826 1129018 1153327 1174789 1184498 1190882 1247862 1343281 1350723 1415139 1453386 1484679 1514447 1555378 1607533 1616197 1616439 1629554 1629798 1638582 1693527 1695617 1719102 1739298 1776747 1786323 1801086 1812371 1834602 1861354 1901431 1911679 1927478 1950122 1960926 1963346 2029181 2056978 2057286 2155398 2287747 2306654 2333067 2349578 2444331 2615863 2664541 2686562 2701446 2792031 2830278 2891217 2925183 2945019 2969358 2987963 3028894 3085467 3130459 3151687 3188713 3215066 3232394 3232878 3301991 3387054 3391234 3459981 3524367 3553494 3572646 3624742 3771691 3802862 3823358 3951563 4029843 4058362 4543341 4575494 4666134 4822599 4848591 4888662 5086851 5161027 5188843 5231726 5329082 5437113 5443823 5584062 5703439 5704293 5735037 5782434 5850366 5890038 5975926 6087543 6170934 6209599 6260918 6303374 6377426 6514739 6603982 6825427 6863241 6919962 7048734 7543382 7847589 7903126 7993623 8059686 8554579 8962547 8963889 9086682 9391377 9402967 9455061 9566139 9645198 9697182 9905973 10050421 10173702 10237447 10322054 10377686 10601129 10725671 10874226 10887646 11252731 11313379 11315073 11406878 11408586 11470074 11854689 12175086 12419198 12686597 13029478 13650854 13726482 14776091 15483081 15566529 15695178 15987246 16331469 16658917 17109158 17110317 17682863 17925094 17927778 18311041 18628797 18651787 18782754 18805934 18910122 19132278 19544217 19811946 19936081 20100842 20474894 20476281 20915741 21202258 21451342 21913213 22320991 22505462 22626758 22630146 23709378 25373194 25663737 26887641 28208901 28774493 29552182 30151263 30712341 30966162 31133058 31803387 32177013 32662938 32867593 33317834 33758193 33940137 34220634 34435049 35365726 36127189 36321901 36622082 37257594 37303574 38059791 39088434 39872162 40952562 41831482 43467193 43826426 44328273 44641982 49701397 49976751 51327474 53048589 53775282 54933123 55955361 56417802 56771297 57548986 59478721 59808243 59882053 60302526 61424682 62737829 62747223 63606774 64354026 65735186 65739639 66962973 67516386 67880274 68870098 70352947 71662129 72254378 72643802 75079697 76119582 86323479 86934386 88656546 98059513 98588017 98602779 99402794 99953502 103305147 103432637 106097178 108381567 108965703 109866246 110554631 111910722 113542594 116612419 117982381 118957442 119616486 119764106 123780041 125475658 125494446 130401579 131479278 133925946 139552567 140705894 143324258 149104191 150159394 162537001 170313891 172646958 178436163 179646159 188213487 190957999 194511493 196119026 197176034 197205558 201421451 206610294 206865274 211058841 214986387 216763134 217931406 221109262 225239091 230073151 233224838 235964762 241045343 247560082 260803158 279105134 294178539 295764051 298208382 310297911 316519423 325074002 331663893 340627782 347909779 349837257 353947143 356872326 359292318 371340123 376426974 378785539 381915998 389022986 397399079 402842902 416351047 418657701 422117682 429972774 450478182 460146302 482090686 487611003 546715367 572873997 583534479 588357078 591528102 604264353 620595822 624484267 633038846 654265931 663327786 686416591 690116119 690219453 695819558 699674514 707894286 723136029 742680246 757571078 773882417 794798158 825876667 832702094 837315402 949558269 975222006 1043729337 1078654643 1093430734 1136356617 1137759007 1145747994 1167068958 1192197237 1208528706 1216100941 1248968534 1249053141 1308531862 1336705993 1361580451 1372833182 1380232238 1380438906 1446272058 1547764834 1640146101 1651753334 1873452801 1899116538 1962797793 2059249773 2070348357 2087458674 2100537989 2157309286 2215635961 2272713234 2275518014 2321647251 2384394474 2432201882 2477630001 2498106282 2651498773 2673411986 2723160902 3235963929 3280292202 3413277021 3628201981 3648302823 3746905602 3827007569 3925595586 4010117979 4084741353 4118499546 4140696714 4201075978 4371389869 4431271922 4579861517 4643294502 4955260002 5302997546 6013869037 6301613967 6471927858 6646907883 6826554042 7196925241 7256403962 7296605646 7550582501 7654015138 7954496319 8020235958 8169482706 8512706587 8742779738 9159723034 10884605943 11481022707 11865201073 12027738074 12603227934 13114169607 13293815766 13739584551 14393850482 14703765923 15101165002 15908992638 17025413174 18041607111 21590775723 21769211886 22651747503 22962045414 23105917879 23730402146 25397413867 25538119761 26228339214 27479169102 29407531846 35595603219 36083214222 39910221791 42097083259 43181551446 44111297769 45303495006 46211835758 50378476687 50794827734 51076239522 69317753637 71191206438 76192241601 79820443582 83056407511 84194166518 88222595538 100756953374 119730665373 126291249777 138635507274 151135430061 152384483202 161741425153 166112815022 239461330746 249169222533 252582499554 279371552537 302270860122 323482850306 439012439701 485224275459 498338445066 558743105074 838114657611 878024879402 970448550918 1317037319103 1676229315222 2634074638206 3073087077907 6146174155814 9219261233721 18438522467442
• Sum of all divisors σ(n): 51748707523968
• Sum of proper divisors (its aliquot sum) s(n): 33310185056526
• 18438522467442 is an abundant number, because the sum of its proper divisors (33310185056526) is greater than itself. Its abundance is 14871662589084

Bases of 18438522467442

• Binary: 100001100010100001101100101001111010001110010₂
• Hexadecimal: 0x10C50D94F472
• Base-36: 6JAJG7IB6

Squares and roots of 18438522467442

• 18438522467442 squared (18438522467442²) is 339979110782363419950023364
• 18438522467442 cubed (18438522467442³) is 6268712472621560633073266445906829314888
• The square root of 18438522467442 is 4294010.0683908509
• The cube root of 18438522467442 is 26418.5334675897

Scales and comparisons

• 18,438,522,467,442 seconds is equal to 586,287 years, 50 weeks, 6 days, 20 hours, 30 minutes, 42 seconds.
• To count from 1 to 18,438,522,467,442 would take you about one million, four hundred sixty-five thousand, seven hundred nineteen 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 18438522467442 cubic inches would be around 2201.5 feet tall.

Recreational maths with 18438522467442

• 18438522467442 backwards is 24476422583481
• The number of decimal digits it has is: 14
• The sum of 18438522467442's digits is 60
• More coming soon!