19218538438164

Names of 19218538438164

• Cardinal: 19218538438164 can be written as Nineteen trillion, two hundred eighteen billion, five hundred thirty-eight million, four hundred thirty-eight thousand, one hundred sixty-four.

Scientific notation

• Scientific notation: 1.9218538438164 × 10¹³

Factors of 19218538438164

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 18
• Sum of prime factors: 216

Divisors of 19218538438164

• Number of divisors d(n): 648
• Complete list of divisors:
  1 2 3 4 6 9 12 13 18 26 27 31 36 39 52 54 62 78 81 93 108 117 124 156 162 167 169 186 234 243 279 324 334 338 351 372 403 468 486 501 507 558 668 676 702 729 806 837 961 972 1002 1014 1053 1116 1209 1404 1458 1503 1521 1612 1674 1922 2004 2028 2106 2171 2187 2418 2511 2883 2916 3006 3042 3159 3348 3627 3844 4212 4342 4374 4509 4563 4836 5022 5177 5239 5766 6012 6084 6318 6513 6561 7254 7533 8649 8684 8748 9018 9126 9477 10044 10354 10478 10881 11532 12493 12636 13026 13122 13527 13689 14508 15066 15531 15717 17298 18036 18252 18954 19539 19683 20708 20956 21762 22599 24986 25947 26052 26244 27054 27378 28223 28431 30132 31062 31434 32643 34596 37479 37908 39078 39366 40581 41067 43524 45198 46593 47151 49972 51894 54108 54756 56446 56862 58617 59049 62124 62868 65286 67301 67797 74958 77841 78156 78732 81162 82134 84669 85293 90396 93186 94302 97929 103788 112437 112892 113724 117234 118098 121743 123201 130572 134602 135594 139779 141453 149916 155682 160487 162324 162409 164268 169338 170586 175851 177147 186372 188604 195858 201903 203391 224874 233523 234468 236196 243486 246402 254007 255879 269204 271188 279558 282906 293787 311364 320974 324818 337311 338676 341172 351702 354294 365229 369603 391716 403806 406782 419337 424359 449748 467046 481461 486972 487227 492804 508014 511758 527553 559116 565812 587574 605709 610173 641948 649636 674622 700569 703404 708588 730458 739206 762021 767637 807612 813564 838674 848718 874913 881361 934092 962922 974454 1011933 1016028 1023516 1055106 1095687 1108809 1175148 1211418 1220346 1258011 1273077 1349244 1401138 1444383 1460916 1461681 1478412 1524042 1535274 1582659 1677348 1697436 1749826 1762722 1817127 1830519 1925844 1948908 2023866 2086331 2101707 2110212 2191374 2217618 2286063 2302911 2422836 2440692 2516022 2546154 2624739 2644083 2802276 2888766 2923362 3035799 3048084 3070548 3165318 3287061 3326427 3499652 3525444 3634254 3661038 3774033 3819231 4047732 4172662 4203414 4333149 4382748 4385043 4435236 4572126 4605822 4747977 5032044 5092308 5249478 5288166 5451381 5491557 5777532 5846724 6071598 6258993 6305121 6330636 6574122 6652854 6858189 7268508 7322076 7548066 7638462 7874217 7932249 8345324 8406828 8666298 8770086 9107397 9144252 9211644 9495954 9861183 9979281 10498956 10576332 10902762 10983114 11322099 11457693 12143196 12517986 12610242 12999447 13148244 13155129 13305708 13716378 14243931 15096132 15276924 15748434 15864498 16354143 17332596 17540172 18214794 18776979 18915363 18991908 19722366 19958562 20574567 21805524 21966228 22644198 22915386 23622651 23796747 25035972 25220484 25998894 26310258 27122303 27322191 27432756 28487862 29583549 29937843 31496868 31728996 32708286 33966297 34373079 36429588 37553958 37830726 38998341 39444732 39465387 39917124 41149134 42731793 45288396 45830772 47245302 47593494 49062429 51997788 52620516 54244606 54644382 56330937 56746089 56975724 59167098 59875686 61723701 65416572 67932594 68746158 70867953 71390241 75107916 75661452 77996682 78930774 81366909 81966573 82298268 85463586 94490604 95186988 98124858 101898891 103119237 108489212 109288764 112661874 113492178 116995023 118334196 118396161 119751372 123447402 128195379 135865188 137492316 141735906 142780482 147187287 155993364 157861548 162733818 163933146 168992811 170238267 170927172 185171103 196249716 203797782 206238474 212603859 225323748 226984356 233990046 236792322 244100727 245899719 246894804 256390758 283471812 285560964 294374574 305696673 309357711 325467636 327866292 337985622 340476534 350985069 355188483 370342206 384586137 407595564 412476948 425207718 441561861 467980092 473584644 488201454 491799438 506978433 512781516 555513309 588749148 611393346 618715422 637811577 675971244 680953068 701970138 710376966 732302181 737699157 740684412 769172274 850415436 883123722 917090019 928073133 976402908 983598876 1013956866 1052955207 1065565449 1111026618 1222786692 1237430844 1275623154 1324685583 1403940276 1420753932 1464604362 1475398314 1520935299 1538344548 1666539927 1766247444 1834180038 1856146266 1913434731 2027913732 2105910414 2131130898 2196906543 2213097471 2222053236 2551246308 2649371166 2929208724 2950796628 3041870598 3158865621 3196696347 3333079854 3668360076 3712292532 3826869462 3974056749 4211820828 4262261796 4393813086 4426194942 4562805897 4999619781 5298742332 5740304193 6083741196 6317731242 6393392694 6590719629 6666159708 7653738924 7948113498 8787626172 8852389884 9125611794 9476596863 9590089041 9999239562 11480608386 11922170247 12635462484 12786785388 13181439258 13688417691 15896226996 17220912579 18251223588 18953193726 19180178082 19772158887 19998479124 22961216772 23844340494 26362878516 27376835382 28429790589 28770267123 34441825158 37906387452 38360356164 39544317774 41065253073 47688680988 51662737737 54753670764 56859581178 57540534246 59316476661 68883650316 79088635548 82130506146 103325475474 113719162356 115081068492 118632953322 123195759219 154988213211 164261012292 177949429983 206650950948 237265906644 246391518438 309976426422 355898859966 369587277657 492783036876 533848289949 619952852844 711797719932 739174555314 1067696579898 1478349110628 1601544869847 2135393159796 3203089739694 4804634609541 6406179479388 9609269219082 19218538438164
• Sum of all divisors σ(n): 56784774271680
• Sum of proper divisors (its aliquot sum) s(n): 37566235833516
• 19218538438164 is an abundant number, because the sum of its proper divisors (37566235833516) is greater than itself. Its abundance is 18347697395352

Bases of 19218538438164

• Binary: 100010111101010101010001010000001111000010100₂
• Hexadecimal: 0x117AAA281E14
• Base-36: 6T8VHKT90

Squares and roots of 19218538438164

• 19218538438164 squared (19218538438164²) is 369352219699187160451690896
• 19218538438164 cubed (19218538438164³) is 7098409831510023004527561621184737754944
• The square root of 19218538438164 is 4383895.3498189255
• The cube root of 19218538438164 is 26785.9334541765

Scales and comparisons

• 19,218,538,438,164 seconds is equal to 611,090 years, 3 weeks, 6 days, 11 hours, 29 minutes, 24 seconds.
• To count from 1 to 19,218,538,438,164 would take you about one million, five hundred twenty-seven thousand, seven hundred twenty-five 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 19218538438164 cubic inches would be around 2232.2 feet tall.

Recreational maths with 19218538438164

• 19218538438164 backwards is 46183483581291
• The number of decimal digits it has is: 14
• The sum of 19218538438164's digits is 63
• More coming soon!