400219650621

Names of 400219650621

• Cardinal: 400219650621 can be written as Four hundred billion, two hundred nineteen million, six hundred fifty thousand, six hundred twenty-one.

Scientific notation

• Scientific notation: 4.00219650621 × 10¹¹

Factors of 400219650621

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 5123

Divisors of 400219650621

• Number of divisors d(n): 48
• Complete list of divisors:
  1 3 7 9 21 27 63 81 189 243 567 729 1701 2187 5103 5113 15309 15339 35791 46017 107373 138051 322119 414153 966357 1242459 2899071 3727377 8697213 11182131 26091639 26142769 78274917 78428307 182999383 235284921 548998149 705854763 1646994447 2117564289 4940983341 6352692867 14822950023 19058078601 44468850069 57174235803 133406550207 400219650621
• Sum of all divisors σ(n): 686120449920
• Sum of proper divisors (its aliquot sum) s(n): 285900799299
• 400219650621 is a deficient number, because the sum of its proper divisors (285900799299) is less than itself. Its deficiency is 114318851322

Bases of 400219650621

• Binary: 101110100101110111100110011101000111101₂
• Hexadecimal: 0x5D2EF33A3D
• Base-36: 53UWG2T9

Squares and roots of 400219650621

• 400219650621 squared (400219650621²) is 160175768743195305685641
• 400219650621 cubed (400219650621³) is 64105490204351717512674535876433061
• The square root of 400219650621 is 632629.1572643487
• The cube root of 400219650621 is 7369.4114168373

Scales and comparisons

• 400,219,650,621 seconds is equal to 12,725 years, 38 weeks, 5 days, 21 hours, 10 minutes, 21 seconds.
• To count from 1 to 400,219,650,621 would take you about twenty-five thousand, four hundred fifty-one 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 400219650621 cubic inches would be around 614.1 feet tall.

Recreational maths with 400219650621

• 400219650621 backwards is 126056912004
• The number of decimal digits it has is: 12
• The sum of 400219650621's digits is 36
• More coming soon!