401540030

Names of 401540030

• Cardinal: 401540030 can be written as Four hundred one million, five hundred forty thousand and thirty.

Scientific notation

• Scientific notation: 4.0154003 × 10⁸

Factors of 401540030

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 40154010

Divisors of 401540030

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 5 10 40154003 80308006 200770015 401540030
• Sum of all divisors σ(n): 722772072
• Sum of proper divisors (its aliquot sum) s(n): 321232042
• 401540030 is a deficient number, because the sum of its proper divisors (321232042) is less than itself. Its deficiency is 80307988

Bases of 401540030

• Binary: 10111111011110000001110111110₂
• Hexadecimal: 0x17EF03BE
• Base-36: 6N2E9Q

Squares and roots of 401540030

• 401540030 squared (401540030²) is 161234395692400900
• 401540030 cubed (401540030³) is 64742064083358528158027000
• The square root of 401540030 is 20038.4637634725
• The cube root of 401540030 is 737.7506752955

Scales and comparisons

• 401,540,030 seconds is equal to 12 years, 39 weeks, 6 days, 10 hours, 53 minutes, 50 seconds.
• To count from 1 to 401,540,030 would take you about nineteen 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 401540030 cubic inches would be around 61.5 feet tall.

Recreational maths with 401540030

• 401540030 backwards is 030045104
• The number of decimal digits it has is: 9
• The sum of 401540030's digits is 17
• More coming soon!