1142192887

Names of 1142192887

• Cardinal: 1142192887 can be written as One billion, one hundred forty-two million, one hundred ninety-two thousand, eight hundred eighty-seven.

Scientific notation

• Scientific notation: 1.142192887 × 10⁹

Factors of 1142192887

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 23153

Divisors of 1142192887

• Number of divisors d(n): 8
• Complete list of divisors:
  1 11 6089 17053 66979 187583 103835717 1142192887
• Sum of all divisors σ(n): 1246306320
• Sum of proper divisors (its aliquot sum) s(n): 104113433
• 1142192887 is a deficient number, because the sum of its proper divisors (104113433) is less than itself. Its deficiency is 1038079454

Bases of 1142192887

• Binary: 1000100000101000111101011110111₂
• Hexadecimal: 0x44147AF7
• Base-36: IW15O7

Squares and roots of 1142192887

• 1142192887 squared (1142192887²) is 1304604591113394769
• 1142192887 cubed (1142192887³) is 1490110084317262915574808103
• The square root of 1142192887 is 33796.3442845525
• The cube root of 1142192887 is 1045.3133182883

Scales and comparisons

• 1,142,192,887 seconds is equal to 36 years, 16 weeks, 3 days, 19 hours, 48 minutes, 7 seconds.
• To count from 1 to 1,142,192,887 would take you about seventy-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 1142192887 cubic inches would be around 87.1 feet tall.

Recreational maths with 1142192887

• 1142192887 backwards is 7882912411
• The number of decimal digits it has is: 10
• The sum of 1142192887's digits is 43
• More coming soon!