400628269143

Names of 400628269143

• Cardinal: 400628269143 can be written as Four hundred billion, six hundred twenty-eight million, two hundred sixty-nine thousand, one hundred forty-three.

Scientific notation

• Scientific notation: 4.00628269143 × 10¹¹

Factors of 400628269143

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 371472

Divisors of 400628269143

• Number of divisors d(n): 24
• Complete list of divisors:
  1 3 9 31 93 279 3907 11721 35163 121117 363351 367531 1090053 1102593 3307779 11393461 34180383 102541149 1435943617 4307830851 12923492553 44514252127 133542756381 400628269143
• Sum of all divisors σ(n): 597507063296
• Sum of proper divisors (its aliquot sum) s(n): 196878794153
• 400628269143 is a deficient number, because the sum of its proper divisors (196878794153) is less than itself. Its deficiency is 203749474990

Bases of 400628269143

• Binary: 101110101000111010011100100000001010111₂
• Hexadecimal: 0x5D474E4057
• Base-36: 541NQ6VR

Squares and roots of 400628269143

• 400628269143 squared (400628269143²) is 160503010036516045954449
• 400628269143 cubed (400628269143³) is 64302043103170980716677150290267207
• The square root of 400628269143 is 632952.0275210435
• The cube root of 400628269143 is 7371.9185848831

Scales and comparisons

• 400,628,269,143 seconds is equal to 12,738 years, 38 weeks, 3 days, 6 hours, 19 minutes, 3 seconds.
• To count from 1 to 400,628,269,143 would take you about twenty-five thousand, four hundred seventy-seven 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 400628269143 cubic inches would be around 614.3 feet tall.

Recreational maths with 400628269143

• 400628269143 backwards is 341962826004
• The number of decimal digits it has is: 12
• The sum of 400628269143's digits is 45
• More coming soon!