21188340156312

Names of 21188340156312

• Cardinal: 21188340156312 can be written as Twenty-one trillion, one hundred eighty-eight billion, three hundred forty million, one hundred fifty-six thousand, three hundred twelve.

Scientific notation

• Scientific notation: 2.1188340156312 × 10¹³

Factors of 21188340156312

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 4848

Divisors of 21188340156312

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 18 21 24 28 31 36 42 56 62 63 72 84 93 124 126 168 186 217 248 252 279 281 372 434 504 558 562 651 744 843 868 1116 1124 1302 1686 1723 1736 1953 1967 2232 2248 2529 2604 2801 3372 3446 3906 3934 5058 5169 5208 5602 5901 6744 6892 7812 7868 8403 8711 10116 10338 11204 11802 12061 13784 15507 15624 15736 16806 17422 17703 19607 20232 20676 22408 23604 24122 25209 26133 31014 33612 34844 35406 36183 39214 41352 47208 48244 50418 52266 53413 58821 60977 62028 67224 69688 70812 72366 78399 78428 86831 96488 100836 104532 106826 108549 117642 121954 124056 141624 144732 156798 156856 160239 173662 176463 182931 201672 209064 213652 217098 235284 243908 260493 289464 313596 320478 347324 352926 365862 373891 427304 434196 470568 480717 484163 487816 520986 548793 607817 627192 640956 694648 705852 731724 747782 781479 787081 868392 961434 968326 1041972 1097586 1121673 1215634 1281912 1411704 1452489 1463448 1495564 1562958 1574162 1823451 1922868 1936652 2083944 2195172 2243346 2361243 2431268 2904978 2991128 3125916 3148324 3365019 3389141 3646902 3845736 3873304 4357467 4390344 4486692 4722486 4826123 4862536 5470353 5509567 5809956 6251832 6296648 6730038 6778282 7083729 7293804 8714934 8973384 9444972 9652246 10167423 10940706 11019134 11619912 13460076 13556564 14167458 14478369 14587608 15009053 16528701 17429868 18889944 19304492 20334846 21881412 22038268 24399511 26920152 27113128 28334916 28956738 30018106 30502269 33057402 33782861 34859736 38608984 40669692 43435107 43762824 44076536 45027159 48799022 49586103 56669832 57913476 60036212 61004538 66114804 67565722 73198533 81339384 86870214 90054318 97598044 99172206 101348583 105063371 115826952 120072424 122009076 132229608 135081477 135131444 146397066 149609813 170796577 173740428 180108636 195196088 198344412 202697166 210126742 219595599 244018152 270162954 270262888 292794132 299219626 304045749 315190113 341593154 347480856 360217272 396688824 405394332 420253484 439191198 448829439 512389731 540325908 585588264 598439252 608091498 630380226 683186308 810788664 840506968 878382396 897658878 945570339 1024779462 1047268691 1080651816 1196878504 1216182996 1260760452 1346488317 1356140563 1366372616 1537169193 1756764792 1795317756 1891140678 2049558924 2094537382 2432365992 2521520904 2692976634 2712281126 3074338386 3141806073 3590635512 3782281356 4068421689 4099117848 4189074764 5385953268 5424562252 6148676772 6283612146 7564562712 8136843378 8378149528 9425418219 9492983941 10771906536 10849124504 12205265067 12297353544 12567224292 16273686756 18850836438 18985967882 24410530134 25134448584 28478951823 32547373512 37701672876 37971935764 42040357453 48821060268 56957903646 75403345752 75943871528 84080714906 85436855469 97642120536 113915807292 126121072359 168161429812 170873710938 227831614584 252242144718 294282502171 336322859624 341747421876 378363217077 504484289436 588565004342 683494843752 756726434154 882847506513 1008968578872 1177130008684 1513452868308 1765695013026 2354260017368 2648542519539 3026905736616 3531390026052 5297085039078 7062780052104 10594170078156 21188340156312
• Sum of all divisors σ(n): 68003157381120
• Sum of proper divisors (its aliquot sum) s(n): 46814817224808
• 21188340156312 is an abundant number, because the sum of its proper divisors (46814817224808) is greater than itself. Its abundance is 25626477068496

Bases of 21188340156312

• Binary: 100110100010101001011011111010000011110011000₂
• Hexadecimal: 0x13454B7D0798
• Base-36: 7IDSENUE0

Squares and roots of 21188340156312

• 21188340156312 squared (21188340156312²) is 448945758579583628593441344
• 21188340156312 cubed (21188340156312³) is 9512415444517744396163433119426963363328
• The square root of 21188340156312 is 4603079.4210302303
• The cube root of 21188340156312 is 27671.4751762319

Scales and comparisons

• 21,188,340,156,312 seconds is equal to 673,723 years, 35 weeks, 1 day, 11 hours, 25 minutes, 12 seconds.
• To count from 1 to 21,188,340,156,312 would take you about one million, six hundred eighty-four thousand, three hundred nine 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 21188340156312 cubic inches would be around 2306 feet tall.

Recreational maths with 21188340156312

• 21188340156312 backwards is 21365104388112
• The number of decimal digits it has is: 14
• The sum of 21188340156312's digits is 45
• More coming soon!