21315601848861

Names of 21315601848861

• Cardinal: 21315601848861 can be written as Twenty-one trillion, three hundred fifteen billion, six hundred one million, eight hundred forty-eight thousand, eight hundred sixty-one.

Scientific notation

• Scientific notation: 2.1315601848861 × 10¹³

Factors of 21315601848861

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 92

Divisors of 21315601848861

• Number of divisors d(n): 264
• Complete list of divisors:
  1 3 9 19 27 29 41 57 81 87 123 171 243 261 361 369 513 551 729 779 783 841 1083 1107 1189 1539 1653 2187 2337 2349 2523 3249 3321 3567 4617 4959 6561 7011 7047 7569 9747 9963 10469 10701 13851 14801 14877 15979 19683 21033 21141 22591 22707 24389 29241 29889 31407 32103 34481 41553 44403 44631 47937 59049 63099 63423 67773 68121 73167 87723 89667 94221 96309 103443 124659 133209 133893 143811 189297 190269 203319 204363 219501 263169 269001 282663 288927 303601 310329 373977 399627 401679 429229 431433 463391 567891 570807 609957 613089 655139 658503 789507 807003 847989 866781 910803 930987 999949 1121931 1198881 1205037 1287687 1294299 1390173 1703673 1712421 1829871 1839267 1965417 1975509 2368521 2421009 2543967 2600343 2732409 2792961 2999847 3596643 3615111 3863061 3882897 4170519 5111019 5489613 5517801 5896251 5926527 7105563 7631901 7801029 8197227 8378883 8804429 8999541 10789929 10845333 11589183 11648691 12447641 12511557 15333057 16468839 16553403 17688753 17779581 18999031 21316689 22895703 23403087 24591681 25136649 26413287 26998623 32369787 32535999 34767549 34946073 37342923 37534671 45999171 49406517 49660209 53066259 53338743 56997093 68687109 70209261 73775043 75409947 79239861 80995869 97109361 104302647 104838219 112028769 112604013 148219551 159198777 160016229 170991279 206061327 221325129 226229841 237719583 242987607 291328083 312907941 314514657 336086307 337812039 360981589 444658653 477596331 480048687 512973837 618183981 663975387 678689523 713158749 728962821 873984249 938723823 943543971 1008258921 1013436117 1082944767 1333975959 1432788993 1440146061 1538921511 1991926161 2036068569 2139476247 2186888463 2816171469 3024776763 3040308351 3248834301 4298366979 4616764533 5975778483 6418428741 6560665389 8448514407 9074330289 9120925053 9746502903 12895100937 13850293599 17927335449 19255286223 19681996167 25345543221 27222990867 27362775159 29239508709 38685302811 41550880797 57765858669 59045988501 81668972601 87718526127 124652642391 173297576007 245006917803 263155578381 373957927173 519892728021 735020753409 789466735143 1121873781519 2368400205429 7105200616287 21315601848861
• Sum of all divisors σ(n): 35802138387960
• Sum of proper divisors (its aliquot sum) s(n): 14486536539099
• 21315601848861 is a deficient number, because the sum of its proper divisors (14486536539099) is less than itself. Its deficiency is 6829065309762

Bases of 21315601848861

• Binary: 100110110001011101100111000000101101000011101₂
• Hexadecimal: 0x1362ECE05A1D
• Base-36: 7K092ZKT9

Squares and roots of 21315601848861

• 21315601848861 squared (21315601848861²) is 454354882179166481486997321
• 21315601848861 cubed (21315601848861³) is 9684847766617262873440160224038953901381
• The square root of 21315601848861 is 4616882.2649988595
• The cube root of 21315601848861 is 27726.7648912499

Scales and comparisons

• 21,315,601,848,861 seconds is equal to 677,770 years, 10 weeks, 4 days, 17 hours, 34 minutes, 21 seconds.
• To count from 1 to 21,315,601,848,861 would take you about one million, six hundred ninety-four thousand, four 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 21315601848861 cubic inches would be around 2310.6 feet tall.

Recreational maths with 21315601848861

• 21315601848861 backwards is 16884810651312
• The number of decimal digits it has is: 14
• The sum of 21315601848861's digits is 54
• More coming soon!