21359874278771

Names of 21359874278771

• Cardinal: 21359874278771 can be written as Twenty-one trillion, three hundred fifty-nine billion, eight hundred seventy-four million, two hundred seventy-eight thousand, seven hundred seventy-one.

Scientific notation

• Scientific notation: 2.1359874278771 × 10¹³

Factors of 21359874278771

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 238

Divisors of 21359874278771

• Number of divisors d(n): 216
• Complete list of divisors:
  1 7 19 31 43 67 71 133 217 301 361 469 497 589 817 961 1273 1333 1349 1849 2077 2201 2527 2881 3053 4123 4757 5719 6727 8911 9331 9443 11191 12943 14539 15407 15523 18259 20167 21371 24187 25327 25631 33299 35131 39463 41323 41819 54739 57319 58007 64387 68231 78337 89311 90383 94643 108661 123883 127813 131279 147467 169309 177289 179417 204551 245917 276241 289261 292733 346921 383173 401233 406049 450709 477617 481213 625177 632681 662501 667489 749797 785137 794561 867181 918953 1032269 1040041 1089061 1102133 1223353 1296389 1431857 1696909 1717277 1776889 1798217 2353777 2428447 2494301 2768641 2801873 2933933 3368491 3840373 3886469 4069649 4571477 4672423 5248579 5495959 5561927 6341081 7280287 7623427 7714931 8563471 8795693 9074723 11878363 12020939 12438223 12587519 14917603 16476439 17460107 19380487 19613111 20537531 20692159 23243707 24631391 26882611 27205283 28487543 32000339 32241271 33760891 34166123 44387567 44721763 47391719 52604179 53235587 55744727 61569851 72967087 73842911 77323331 86858063 104423221 119051563 120480539 126159119 144845113 162705949 167118167 172419737 196573511 225688897 236326237 239162861 272666483 313052341 331742033 368229253 372649109 390213089 510769609 516900377 541263317 608006441 641456929 833360941 843363773 883113833 999479401 1059149813 1169827169 1376014577 1386374653 1469143289 1650303197 1908665381 2261979697 2289130241 2397023261 3175245173 3734896709 4490198503 5180663177 6996355807 7414048691 8452660973 9704622571 10284003023 11552122379 15833857879 16023911687 16779162827 22226716211 26144276963 36264642239 42977614243 45543441959 59168626811 70963037471 98432600363 160600558487 300843299701 318804093713 496741262297 689028202541 1124203909409 3051410611253 21359874278771
• Sum of all divisors σ(n): 28051509364992
• Sum of proper divisors (its aliquot sum) s(n): 6691635086221
• 21359874278771 is a deficient number, because the sum of its proper divisors (6691635086221) is less than itself. Its deficiency is 14668239192550

Bases of 21359874278771

• Binary: 100110110110100111011101110000000010101110011₂
• Hexadecimal: 0x136D3BB80573
• Base-36: 7KKL9NECZ

Squares and roots of 21359874278771

• 21359874278771 squared (21359874278771²) is 456244229204902947421270441
• 21359874278771 cubed (21359874278771³) is 9745319376231507158826961095259416108011
• The square root of 21359874278771 is 4621674.4020723703
• The cube root of 21359874278771 is 27745.9477474491

Scales and comparisons

• 21,359,874,278,771 seconds is equal to 679,177 years, 48 weeks, 3 days, 2 hours, 46 minutes, 11 seconds.
• To count from 1 to 21,359,874,278,771 would take you about one million, six hundred ninety-seven thousand, nine hundred forty-four 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 21359874278771 cubic inches would be around 2312.2 feet tall.

Recreational maths with 21359874278771

• 21359874278771 backwards is 17787247895312
• 21359874278771 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21359874278771's digits is 71
• More coming soon!