21238235382016

Names of 21238235382016

• Cardinal: 21238235382016 can be written as Twenty-one trillion, two hundred thirty-eight billion, two hundred thirty-five million, three hundred eighty-two thousand and sixteen.

Scientific notation

• Scientific notation: 2.1238235382016 × 10¹³

Factors of 21238235382016

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 16962

Divisors of 21238235382016

• Number of divisors d(n): 81
• Complete list of divisors:
  1 2 4 8 16 17 32 34 64 68 128 136 256 272 289 544 578 1088 1156 2176 2312 4352 4624 9248 16943 18496 33886 36992 67772 73984 135544 271088 288031 542176 576062 1084352 1152124 2168704 2304248 4337408 4608496 4896527 9216992 9793054 18433984 19586108 36867968 39172216 73735936 78344432 156688864 287065249 313377728 574130498 626755456 1148260996 1253510912 2296521992 4593043984 4880109233 9186087968 9760218466 18372175936 19520436932 36744351872 39040873864 73488703744 78081747728 82961856961 156163495456 165923713922 312326990912 331847427844 624653981824 663694855688 1249307963648 1327389711376 2654779422752 5309558845504 10619117691008 21238235382016
• Sum of all divisors σ(n): 45036593191261
• Sum of proper divisors (its aliquot sum) s(n): 23798357809245
• 21238235382016 is an abundant number, because the sum of its proper divisors (23798357809245) is greater than itself. Its abundance is 2560122427229

Bases of 21238235382016

• Binary: 100110101000011101001011110011100000100000000₂
• Hexadecimal: 0x1350E979C100
• Base-36: 7J0PKZOXS

Squares and roots of 21238235382016

• 21238235382016 squared (21238235382016²) is 451062642141916309456224256
• 21238235382016 cubed (21238235382016³) is 9579774565844068231050313834857125380096
• 21238235382016 is a perfect square number. Its square root is 4608496
• The cube root of 21238235382016 is 27693.1788136637

Scales and comparisons

• 21,238,235,382,016 seconds is equal to 675,310 years, 9 weeks, 6 days, 12 hours, 20 minutes, 16 seconds.
• To count from 1 to 21,238,235,382,016 would take you about one million, six hundred eighty-eight thousand, two hundred seventy-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 21238235382016 cubic inches would be around 2307.8 feet tall.

Recreational maths with 21238235382016

• 21238235382016 backwards is 61028353283212
• The number of decimal digits it has is: 14
• The sum of 21238235382016's digits is 46
• More coming soon!