400130

Names of 400130

• Cardinal: 400130 can be written as Four hundred thousand, one hundred thirty.

Scientific notation

• Scientific notation: 4.0013 × 10⁵

Factors of 400130

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 40020

Divisors of 400130

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 5 10 40013 80026 200065 400130
• Sum of all divisors σ(n): 720252
• Sum of proper divisors (its aliquot sum) s(n): 320122
• 400130 is a deficient number, because the sum of its proper divisors (320122) is less than itself. Its deficiency is 80008

Bases of 400130

• Binary: 1100001101100000010₂
• Hexadecimal: 0x61B02
• Base-36: 8KQQ

Squares and roots of 400130

• 400130 squared (400130²) is 160104016900
• 400130 cubed (400130³) is 64062420282197000
• The square root of 400130 is 632.5582977083
• The cube root of 400130 is 73.6886111765

Scales and comparisons

• 400,130 seconds is equal to 4 days, 15 hours, 8 minutes, 50 seconds.
• To count from 1 to 400,130 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 400130 cubic inches would be around 6.1 feet tall.

Recreational maths with 400130

• 400130 backwards is 031004
• The number of decimal digits it has is: 6
• The sum of 400130's digits is 8
• More coming soon!