49205138

Names of 49205138

• Cardinal: 49205138 can be written as Forty-nine million, two hundred five thousand, one hundred thirty-eight.

Scientific notation

• Scientific notation: 4.9205138 × 10⁷

Factors of 49205138

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 123832

Divisors of 49205138

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 199 398 123631 247262 24602569 49205138
• Sum of all divisors σ(n): 74179200
• Sum of proper divisors (its aliquot sum) s(n): 24974062
• 49205138 is a deficient number, because the sum of its proper divisors (24974062) is less than itself. Its deficiency is 24231076

Bases of 49205138

• Binary: 10111011101100111110010010₂
• Hexadecimal: 0x2EECF92
• Base-36: TAMXE

Squares and roots of 49205138

• 49205138 squared (49205138²) is 2421145605599044
• 49205138 cubed (49205138³) is 119132803641594532688072
• The square root of 49205138 is 7014.6374104439
• The cube root of 49205138 is 366.4405149051

Scales and comparisons

• 49,205,138 seconds is equal to 1 year, 29 weeks, 2 days, 12 hours, 5 minutes, 38 seconds.
• To count from 1 to 49,205,138 would take you about two 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 49205138 cubic inches would be around 30.5 feet tall.

Recreational maths with 49205138

• 49205138 backwards is 83150294
• The number of decimal digits it has is: 8
• The sum of 49205138's digits is 32
• More coming soon!