21688368273

Names of 21688368273

• Cardinal: 21688368273 can be written as Twenty-one billion, six hundred eighty-eight million, three hundred sixty-eight thousand, two hundred seventy-three.

Scientific notation

• Scientific notation: 2.1688368273 × 10¹⁰

Factors of 21688368273

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 94

Divisors of 21688368273

• Number of divisors d(n): 360
• Complete list of divisors:
  1 3 9 11 13 17 19 27 31 33 39 51 57 81 93 99 117 121 143 153 171 187 209 221 247 279 289 297 323 341 351 363 403 429 459 513 527 561 589 627 663 741 837 867 891 969 1023 1053 1089 1209 1287 1377 1539 1573 1581 1683 1767 1881 1989 2057 2223 2299 2431 2511 2601 2717 2907 3069 3179 3267 3553 3627 3751 3757 3861 4199 4433 4719 4743 5049 5301 5491 5643 5797 5967 6171 6479 6669 6851 6897 7293 7657 7803 8151 8721 8959 9207 9537 9801 10013 10659 10881 11253 11271 11583 12597 13299 14157 14229 15147 15903 16473 16929 17391 17901 18513 19437 20007 20553 20691 21879 22971 23409 24453 26163 26741 26877 27621 28611 29887 30039 31977 32643 33759 33813 34969 37791 39083 39897 41327 42471 42687 46189 47709 48763 49419 52173 55539 58311 60401 61659 62073 63767 65637 68913 71269 71383 73359 75361 80223 80631 84227 85833 89661 90117 95931 98549 101277 101439 104907 110143 113373 116467 117249 119691 123981 127413 130169 138567 146289 148257 156519 166617 170221 174933 181203 184977 186219 191301 196911 206739 213807 214149 220077 226083 240669 241893 252681 257499 268983 270351 287793 295647 303831 304317 314721 330429 340119 349401 351747 359073 371943 390507 415701 438867 444771 454597 469557 508079 510663 524799 543609 554931 573903 620217 641421 642447 664411 678249 722007 725679 758043 785213 806949 811053 828971 886941 926497 944163 991287 1048203 1055241 1084039 1115829 1171521 1211573 1247103 1281137 1316601 1363791 1431859 1524237 1531989 1630827 1721709 1872431 1924263 1927341 1993233 2034747 2166021 2212873 2274129 2355639 2420847 2486913 2660823 2779491 2832489 2973861 3144609 3165723 3252117 3347487 3514563 3634719 3741309 3843411 3949803 4091373 4295577 4572711 4595967 4892481 5165127 5617293 5772789 5782023 5979699 6104241 6638619 6822387 7066917 7460739 7982469 8338473 8637343 8921583 9433827 9756351 10543689 10904157 11530233 12274119 12886731 13718133 13787901 14092507 15750449 16851879 17939097 19915857 20596741 21200751 22382217 24341603 25015419 25912029 29269053 32712471 34590699 36822357 38660193 41154399 42277521 47251347 50555637 53817291 59747571 61790223 63602253 67146651 73024809 75046257 77736087 87807159 98137413 103772097 115980579 126832563 141754041 151666911 179242713 185370669 219074427 233208261 267757633 380497689 425262123 556112007 657223281 699624783 803272899 1141493067 1275786369 1668336021 1971669843 2409818697 7229456091 21688368273
• Sum of all divisors σ(n): 44267336960
• Sum of proper divisors (its aliquot sum) s(n): 22578968687
• 21688368273 is an abundant number, because the sum of its proper divisors (22578968687) is greater than itself. Its abundance is 890600414

Bases of 21688368273

• Binary: 10100001100101110100011110010010001₂
• Hexadecimal: 0x50CBA3C91
• Base-36: 9YOP029

Squares and roots of 21688368273

• 21688368273 squared (21688368273²) is 470385318345273002529
• 21688368273 cubed (21688368273³) is 10201890014484623847573412362417
• The square root of 21688368273 is 147269.7126805101
• The cube root of 21688368273 is 2788.7459955945

Scales and comparisons

• 21,688,368,273 seconds is equal to 689 years, 32 weeks, 2 days, 18 hours, 44 minutes, 33 seconds.
• To count from 1 to 21,688,368,273 would take you about one thousand, three hundred seventy-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 21688368273 cubic inches would be around 232.4 feet tall.

Recreational maths with 21688368273

• 21688368273 backwards is 37286388612
• The number of decimal digits it has is: 11
• The sum of 21688368273's digits is 54
• More coming soon!