21065704088121

Names of 21065704088121

• Cardinal: 21065704088121 can be written as Twenty-one trillion, sixty-five billion, seven hundred four million, eighty-eight thousand, one hundred twenty-one.

Scientific notation

• Scientific notation: 2.1065704088121 × 10¹³

Factors of 21065704088121

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 237

Divisors of 21065704088121

• Number of divisors d(n): 405
• Complete list of divisors:
  1 3 7 9 11 21 27 33 37 49 63 77 81 99 111 121 147 179 189 231 259 297 333 363 407 441 537 539 567 693 777 847 891 999 1089 1221 1253 1323 1369 1611 1617 1813 1969 2079 2331 2541 2849 2997 3267 3663 3759 3969 4107 4477 4833 4851 5439 5907 5929 6237 6623 6993 7623 8547 8771 9583 9801 10989 11277 12321 13431 13783 14499 14553 15059 16317 17721 17787 19869 19943 20979 21659 22869 25641 26313 28749 31339 32041 32967 33831 36963 40293 41349 43659 45177 46361 48951 53163 53361 59607 59829 64977 67081 68607 72853 76923 78939 86247 94017 96123 96481 101493 105413 110889 120879 124047 135531 139083 146853 151613 159489 160083 165649 178821 179487 194931 201243 218559 219373 224287 230769 236817 245051 258741 282051 288369 289443 316239 324527 352451 362637 372141 406593 417249 454839 480249 496947 509971 536463 538461 584793 603729 655677 658119 672861 710451 735153 737891 776223 801383 846153 865107 868329 948717 973581 1057353 1061291 1116423 1159543 1185517 1219779 1251747 1364517 1490841 1529913 1570009 1615383 1715357 1754379 1811187 1967031 1974357 2018583 2205459 2213673 2404149 2467157 2538459 2595321 2604987 2695561 2846151 2920743 3172059 3183873 3478629 3556551 3569797 3755241 3876961 4093551 4472523 4589739 4710027 5146071 5433561 5609681 5901093 5923071 6055749 6616377 6641019 7212447 7401471 7814961 8086683 8116801 8298619 8538453 8762229 9516177 9551619 10435887 10669653 10709391 11630883 12007499 12280653 13040687 13417569 13769217 14130081 15438213 16829043 17270099 17769213 18167247 18868927 19849131 19923057 21637341 22204413 24260049 24350403 24895857 26286687 27138727 28548531 28654857 29651171 31307661 32008959 32128173 34892649 36022497 39122061 39267767 41307651 42390243 43864129 46314639 50487129 51810297 56606781 58090333 59769171 64912023 66613239 72780147 73051209 74687571 81416181 85964571 88953513 91284809 93922983 96026877 96384519 104677947 108067491 117366183 117803301 127170729 131592387 132082489 138943917 143447557 151461387 155430891 169820343 174270999 189971089 199839717 207558197 218340441 219153627 224062713 244248543 266860539 273854427 289153557 307048903 314033841 324202473 352098549 353409903 394777161 396247467 430342671 454384161 466292673 482505419 509461029 522812997 569913267 622674591 638993663 657460881 672188139 732745629 800581617 821563281 921146709 972607419 1004132899 1056295647 1060229709 1184331483 1188742401 1291028013 1398878019 1447516257 1452907379 1528383087 1568438991 1709739801 1868023773 1916980989 2149342321 2198236887 2401744851 2464689843 2763440127 3012398697 3180689127 3377537933 3552994449 3566227203 3873084039 4342548771 4358722137 4705316973 5129219403 5307559609 5604071319 5750942967 6448026963 7028930293 7394069529 8290320381 9037196091 10132613799 10698681609 11619252117 13027646313 13076166411 15387658209 15922678827 16812213957 17252828901 19344080889 21086790879 23642765531 24870961143 27111588273 30397841397 37152917263 39082938939 39228499233 47768036481 51758486703 58032242667 63260372637 70928296593 81334764819 91193524191 111458751789 117685497699 143304109443 174096728001 189781117911 212784889779 260070420841 273580572573 334376255367 429912328329 569343353733 638354669337 780211262523 1003128766101 1915064008011 2340633787569 3009386298303 7021901362707 21065704088121
• Sum of all divisors σ(n): 41585792218047
• Sum of proper divisors (its aliquot sum) s(n): 20520088129926
• 21065704088121 is a deficient number, because the sum of its proper divisors (20520088129926) is less than itself. Its deficiency is 545615958195

Bases of 21065704088121

• Binary: 100110010100010111101110011110010001000111001₂
• Hexadecimal: 0x1328BDCF2239
• Base-36: 7GTG8BAK9

Squares and roots of 21065704088121

• 21065704088121 squared (21065704088121²) is 443763888728277812133310641
• 21065704088121 cubed (21065704088121³) is 9348198764943754458792499586355730995561
• 21065704088121 is a perfect square number. Its square root is 4589739
• The cube root of 21065704088121 is 27617.9852355489

Scales and comparisons

• 21,065,704,088,121 seconds is equal to 669,824 years, 11 weeks, 6 days, 12 hours, 55 minutes, 21 seconds.
• To count from 1 to 21,065,704,088,121 would take you about one million, six hundred seventy-four thousand, five hundred sixty 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 21065704088121 cubic inches would be around 2301.5 feet tall.

Recreational maths with 21065704088121

• 21065704088121 backwards is 12188040756012
• The number of decimal digits it has is: 14
• The sum of 21065704088121's digits is 45
• More coming soon!