21215400474333

Names of 21215400474333

• Cardinal: 21215400474333 can be written as Twenty-one trillion, two hundred fifteen billion, four hundred million, four hundred seventy-four thousand, three hundred thirty-three.

Scientific notation

• Scientific notation: 2.1215400474333 × 10¹³

Factors of 21215400474333

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 36802

Divisors of 21215400474333

• Number of divisors d(n): 64
• Complete list of divisors:
  1 3 13 37 39 59 111 177 481 767 1443 2183 2301 6549 8999 26997 27691 28379 83073 85137 116987 332963 350961 359983 530941 998889 1024567 1079949 1592823 1633769 3073701 4328519 4901307 6902233 12985557 13319371 19644817 20706699 21238997 39958113 58934451 60449453 63716991 181348359 249191309 255382621 747573927 766147863 785842889 2357528667 3239487017 9220078433 9718461051 14702287231 27660235299 44106861693 119861019629 191129734003 359583058887 543984627547 573389202009 1631953882641 7071800158111 21215400474333
• Sum of all divisors σ(n): 31821431040000
• Sum of proper divisors (its aliquot sum) s(n): 10606030565667
• 21215400474333 is a deficient number, because the sum of its proper divisors (10606030565667) is less than itself. Its deficiency is 10609369908666

Bases of 21215400474333

• Binary: 100110100101110011000011010001011011011011101₂
• Hexadecimal: 0x134B9868B6DD
• Base-36: 7IQ7XODEL

Squares and roots of 21215400474333

• 21215400474333 squared (21215400474333²) is 450093217286328881391794889
• 21215400474333 cubed (21215400474333³) is 9548907855510447785355722585304845084037
• The square root of 21215400474333 is 4606017.8543219955
• The cube root of 21215400474333 is 27683.2502117313

Scales and comparisons

• 21,215,400,474,333 seconds is equal to 674,584 years, 5 weeks, 5 days, 14 hours, 25 minutes, 33 seconds.
• To count from 1 to 21,215,400,474,333 would take you about one million, six hundred eighty-six thousand, four hundred sixty 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 21215400474333 cubic inches would be around 2306.9 feet tall.

Recreational maths with 21215400474333

• 21215400474333 backwards is 33347400451212
• 21215400474333 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21215400474333's digits is 39
• More coming soon!