1140142381

Names of 1140142381

• Cardinal: 1140142381 can be written as One billion, one hundred forty million, one hundred forty-two thousand, three hundred eighty-one.

Scientific notation

• Scientific notation: 1.140142381 × 10⁹

Factors of 1140142381

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 62883

Divisors of 1140142381

• Number of divisors d(n): 8
• Complete list of divisors:
  1 7 2707 18949 60169 421183 162877483 1140142381
• Sum of all divisors σ(n): 1303522880
• Sum of proper divisors (its aliquot sum) s(n): 163380499
• 1140142381 is a deficient number, because the sum of its proper divisors (163380499) is less than itself. Its deficiency is 976761882

Bases of 1140142381

• Binary: 1000011111101010011000100101101₂
• Hexadecimal: 0x43F5312D
• Base-36: IUT7HP

Squares and roots of 1140142381

• 1140142381 squared (1140142381²) is 1299924648952349161
• 1140142381 cubed (1140142381³) is 1482099184377120527965892341
• The square root of 1140142381 is 33765.9944470765
• The cube root of 1140142381 is 1044.6874154933

Scales and comparisons

• 1,140,142,381 seconds is equal to 36 years, 13 weeks, 1 day, 2 hours, 13 minutes, 1 second.
• To count from 1 to 1,140,142,381 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 1140142381 cubic inches would be around 87.1 feet tall.

Recreational maths with 1140142381

• 1140142381 backwards is 1832410411
• The number of decimal digits it has is: 10
• The sum of 1140142381's digits is 25
• More coming soon!