999347138

Names of 999347138

• Cardinal: 999347138 can be written as Nine hundred ninety-nine million, three hundred forty-seven thousand, one hundred thirty-eight.

Scientific notation

• Scientific notation: 9.99347138 × 10⁸

Factors of 999347138

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 74212

Divisors of 999347138

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 7489 14978 66721 133442 499673569 999347138
• Sum of all divisors σ(n): 1499243340
• Sum of proper divisors (its aliquot sum) s(n): 499896202
• 999347138 is a deficient number, because the sum of its proper divisors (499896202) is less than itself. Its deficiency is 499450936

Bases of 999347138

• Binary: 111011100100001101001111000010₂
• Hexadecimal: 0x3B90D3C2
• Base-36: GIZH6Q

Squares and roots of 999347138

• 999347138 squared (999347138²) is 998694702228791044
• 999347138 cubed (999347138³) is 998042692408104551021432072
• The square root of 999347138 is 31612.4522617275
• The cube root of 999347138 is 999.7823319573

Scales and comparisons

• 999,347,138 seconds is equal to 31 years, 40 weeks, 2 days, 12 hours, 25 minutes, 38 seconds.
• To count from 1 to 999,347,138 would take you about forty-seven 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 999347138 cubic inches would be around 83.3 feet tall.

Recreational maths with 999347138

• 999347138 backwards is 831743999
• The number of decimal digits it has is: 9
• The sum of 999347138's digits is 53
• More coming soon!