438122749669

Names of 438122749669

• Cardinal: 438122749669 can be written as Four hundred thirty-eight billion, one hundred twenty-two million, seven hundred forty-nine thousand, six hundred sixty-nine.

Scientific notation

• Scientific notation: 4.38122749669 × 10¹¹

Factors of 438122749669

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 289068

Divisors of 438122749669

• Number of divisors d(n): 16
• Complete list of divisors:
  1 11 23 253 6121 67331 140783 282913 1548613 3112043 6506999 71576989 1731710473 19048815203 39829340879 438122749669
• Sum of all divisors σ(n): 498815858304
• Sum of proper divisors (its aliquot sum) s(n): 60693108635
• 438122749669 is a deficient number, because the sum of its proper divisors (60693108635) is less than itself. Its deficiency is 377429641034

Bases of 438122749669

• Binary: 110011000000010001001101001111011100101₂
• Hexadecimal: 0x6602269EE5
• Base-36: 5L9QZ17P

Squares and roots of 438122749669

• 438122749669 squared (438122749669²) is 191951543777525239609561
• 438122749669 cubed (438122749669³) is 84098338163018785181788937301985309
• The square root of 438122749669 is 661908.4148649267
• The cube root of 438122749669 is 7595.0726929949

Scales and comparisons

• 438,122,749,669 seconds is equal to 13,930 years, 49 weeks, 2 days, 3 hours, 47 minutes, 49 seconds.
• To count from 1 to 438,122,749,669 would take you about twenty-seven thousand, eight hundred sixty-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 438122749669 cubic inches would be around 632.9 feet tall.

Recreational maths with 438122749669

• 438122749669 backwards is 966947221834
• The number of decimal digits it has is: 12
• The sum of 438122749669's digits is 61
• More coming soon!