40103939

Names of 40103939

• Cardinal: 40103939 can be written as Forty million, one hundred three thousand, nine hundred thirty-nine.

Scientific notation

• Scientific notation: 4.0103939 × 10⁷

Factors of 40103939

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 1261

Divisors of 40103939

• Number of divisors d(n): 8
• Complete list of divisors:
  1 151 349 761 52699 114911 265589 40103939
• Sum of all divisors σ(n): 40538400
• Sum of proper divisors (its aliquot sum) s(n): 434461
• 40103939 is a deficient number, because the sum of its proper divisors (434461) is less than itself. Its deficiency is 39669478

Bases of 40103939

• Binary: 10011000111111000000000011₂
• Hexadecimal: 0x263F003
• Base-36: NVKEB

Squares and roots of 40103939

• 40103939 squared (40103939²) is 1608325923315721
• 40103939 cubed (40103939³) is 64500204720772352725019
• The square root of 40103939 is 6332.7670887221
• The cube root of 40103939 is 342.2911551133

Scales and comparisons

• 40,103,939 seconds is equal to 1 year, 14 weeks, 2 days, 3 hours, 58 minutes, 59 seconds.
• To count from 1 to 40,103,939 would take you about forty-seven weeks!

  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 40103939 cubic inches would be around 28.5 feet tall.

Recreational maths with 40103939

• 40103939 backwards is 93930104
• The number of decimal digits it has is: 8
• The sum of 40103939's digits is 29
• More coming soon!