990437142

Names of 990437142

• Cardinal: 990437142 can be written as Nine hundred ninety million, four hundred thirty-seven thousand, one hundred forty-two.

Scientific notation

• Scientific notation: 9.90437142 × 10⁸

Factors of 990437142

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 165072862

Divisors of 990437142

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 3 6 165072857 330145714 495218571 990437142
• Sum of all divisors σ(n): 1980874296
• Sum of proper divisors (its aliquot sum) s(n): 990437154
• 990437142 is an abundant number, because the sum of its proper divisors (990437154) is greater than itself. Its abundance is 12

Bases of 990437142

• Binary: 111011000010001101111100010110₂
• Hexadecimal: 0x3B08DF16
• Base-36: GDOI6U

Squares and roots of 990437142

• 990437142 squared (990437142²) is 980965732253128164
• 990437142 cubed (990437142³) is 971584896252725479311867288
• The square root of 990437142 is 31471.2113208247
• The cube root of 990437142 is 996.8021654211

Scales and comparisons

• 990,437,142 seconds is equal to 31 years, 25 weeks, 4 days, 9 hours, 25 minutes, 42 seconds.
• To count from 1 to 990,437,142 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 990437142 cubic inches would be around 83.1 feet tall.

Recreational maths with 990437142

• 990437142 backwards is 241734099
• The number of decimal digits it has is: 9
• The sum of 990437142's digits is 39
• More coming soon!