21400388035

Names of 21400388035

• Cardinal: 21400388035 can be written as Twenty-one billion, four hundred million, three hundred eighty-eight thousand and thirty-five.

Scientific notation

• Scientific notation: 2.1400388035 × 10¹⁰

Factors of 21400388035

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1204

Divisors of 21400388035

• Number of divisors d(n): 96
• Complete list of divisors:
  1 5 13 17 29 47 65 85 145 169 221 235 377 493 611 799 845 1093 1105 1363 1885 2465 2873 3055 3995 4901 5465 6409 6815 7943 10387 14209 14365 17719 18581 23171 24505 31697 32045 39715 51371 51935 71045 83317 88595 92905 115855 135031 158485 184717 230347 241553 256855 301223 412061 416585 538849 667823 675155 873307 923585 1151735 1207765 1489759 1506115 2060305 2694245 3140189 3339115 3915899 4366535 5356793 7005037 7448795 8681699 11352991 15700945 19366867 19579495 25325903 26783965 35025185 43408495 56764955 91065481 96834335 126629515 147588883 251769271 329236739 455327405 737944415 1258846355 1646183695 4280077607 21400388035
• Sum of all divisors σ(n): 31135415040
• Sum of proper divisors (its aliquot sum) s(n): 9735027005
• 21400388035 is a deficient number, because the sum of its proper divisors (9735027005) is less than itself. Its deficiency is 11665361030

Bases of 21400388035

• Binary: 10011111011100100000000000111000011₂
• Hexadecimal: 0x4FB9001C3
• Base-36: 9TX8L37

Squares and roots of 21400388035

• 21400388035 squared (21400388035²) is 457976608048571161225
• 21400388035 cubed (21400388035³) is 9800877123192526977525545942875
• The square root of 21400388035 is 146288.7146535917
• The cube root of 21400388035 is 2776.3478790303

Scales and comparisons

• 21,400,388,035 seconds is equal to 680 years, 24 weeks, 1 day, 16 hours, 13 minutes, 55 seconds.
• To count from 1 to 21,400,388,035 would take you about one thousand, three 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 21400388035 cubic inches would be around 231.4 feet tall.

Recreational maths with 21400388035

• 21400388035 backwards is 53088300412
• The number of decimal digits it has is: 11
• The sum of 21400388035's digits is 34
• More coming soon!