400159

Names of 400159

• Cardinal: 400159 can be written as Four hundred thousand, one hundred fifty-nine.

Scientific notation

• Scientific notation: 4.00159 × 10⁵

Factors of 400159

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 21080

Divisors of 400159

• Number of divisors d(n): 4
• Complete list of divisors:
  1 19 21061 400159
• Sum of all divisors σ(n): 421240
• Sum of proper divisors (its aliquot sum) s(n): 21081
• 400159 is a deficient number, because the sum of its proper divisors (21081) is less than itself. Its deficiency is 379078

Bases of 400159

• Binary: 1100001101100011111₂
• Hexadecimal: 0x61B1F
• Base-36: 8KRJ

Squares and roots of 400159

• 400159 squared (400159²) is 160127225281
• 400159 cubed (400159³) is 64076350341219679
• The square root of 400159 is 632.5812200817
• The cube root of 400159 is 73.6903913631

Scales and comparisons

• 400,159 seconds is equal to 4 days, 15 hours, 9 minutes, 19 seconds.
• To count from 1 to 400,159 would take you about four days.

  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 400159 cubic inches would be around 6.1 feet tall.

Recreational maths with 400159

• 400159 backwards is 951004
• 400159 is a Harshad number.
• The number of decimal digits it has is: 6
• The sum of 400159's digits is 19
• More coming soon!