21239409388323

Names of 21239409388323

• Cardinal: 21239409388323 can be written as Twenty-one trillion, two hundred thirty-nine billion, four hundred nine million, three hundred eighty-eight thousand, three hundred twenty-three.

Scientific notation

• Scientific notation: 2.1239409388323 × 10¹³

Factors of 21239409388323

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 2682

Divisors of 21239409388323

• Number of divisors d(n): 256
• Complete list of divisors:
  1 3 7 19 21 23 31 57 69 89 93 133 161 217 267 397 399 437 483 589 623 651 713 1191 1311 1691 1767 1869 2047 2113 2139 2759 2779 3059 4123 4991 5073 6141 6339 7543 8277 8337 9131 9177 11837 12307 12369 13547 14329 14791 14973 19313 22629 27393 35333 35511 36921 38893 40147 40641 42987 44373 48599 52421 52801 57939 63457 63917 65503 86149 94829 105999 116679 120441 145797 157263 158403 173489 188057 190371 191751 196509 233833 247331 258447 272251 281029 283061 284487 340193 366947 444199 458521 520467 564171 671327 701499 741993 812659 816753 838861 843087 849183 923381 1020579 1095323 1100841 1205683 1214423 1244557 1316399 1332597 1375563 1506569 1636831 1981427 2013981 2437977 2516583 2770143 3285969 3573083 3617049 3643269 3733671 3949197 4325311 4519707 4699289 4910493 5378159 5688613 5829767 5872027 5944281 6463667 7667261 8439781 8711899 10545983 10719249 12975933 14097867 15440521 15938359 16134477 17065839 17489301 17616081 19293803 19391001 20811137 23001783 25011581 25192429 25319343 26004691 26135697 28624811 30277177 31637949 37647113 40808369 46321563 47815077 57881409 62433411 74658629 75034743 75577287 78014073 82180909 85874433 90831531 108083647 110765573 111568513 112941339 122425107 134084641 135056621 145677959 176347003 182032837 200373677 223975887 246542727 324250941 332296719 334705539 366582257 402253923 405169863 437033877 478656151 494089129 522610403 529041009 546098511 575266363 598107893 601121031 775359011 938592487 1099746771 1418513951 1435968453 1482267387 1567831209 1717148467 1725799089 1794323679 2314417499 2326077033 2547608179 2566075799 2815777461 3350593057 3458623903 4186755251 4255541853 5151445401 6943252497 7642824537 7698227397 9929597657 10051779171 10375871709 11364049967 12020039269 12560265753 16200922493 17833257253 29788792971 32625820873 34092149901 36060117807 43973932481 48602767479 53231602477 53499771759 79548349769 97877462619 131921797443 159694807431 228380746111 238645049307 307817527367 372621217339 685142238333 923452582101 1011400447063 1117863652017 3034201341189 7079803129441 21239409388323
• Sum of all divisors σ(n): 37219604889600
• Sum of proper divisors (its aliquot sum) s(n): 15980195501277
• 21239409388323 is a deficient number, because the sum of its proper divisors (15980195501277) is less than itself. Its deficiency is 5259213887046

Bases of 21239409388323

• Binary: 100110101000100101111011100111010101100100011₂
• Hexadecimal: 0x13512F73AB23
• Base-36: 7J18ZYQ03

Squares and roots of 21239409388323

• 21239409388323 squared (21239409388323²) is 451112511164783193008752329
• 21239409388323 cubed (21239409388323³) is 9581363304823260305680935154071291654267
• The square root of 21239409388323 is 4608623.3723665249
• The cube root of 21239409388323 is 27693.6890783971

Scales and comparisons

• 21,239,409,388,323 seconds is equal to 675,347 years, 27 weeks, 13 hours, 12 minutes, 3 seconds.
• To count from 1 to 21,239,409,388,323 would take you about one million, six hundred eighty-eight thousand, three hundred sixty-eight 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 21239409388323 cubic inches would be around 2307.8 feet tall.

Recreational maths with 21239409388323

• 21239409388323 backwards is 32388390493212
• 21239409388323 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21239409388323's digits is 57
• More coming soon!