140424991

Names of 140424991

• Cardinal: 140424991 can be written as One hundred forty million, four hundred twenty-four thousand, nine hundred ninety-one.

Scientific notation

• Scientific notation: 1.40424991 × 10⁸

Factors of 140424991

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 1055853

Divisors of 140424991

• Number of divisors d(n): 8
• Complete list of divisors:
  1 7 19 133 1055827 7390789 20060713 140424991
• Sum of all divisors σ(n): 168932480
• Sum of proper divisors (its aliquot sum) s(n): 28507489
• 140424991 is a deficient number, because the sum of its proper divisors (28507489) is less than itself. Its deficiency is 111917502

Bases of 140424991

• Binary: 1000010111101011011100011111₂
• Hexadecimal: 0x85EB71F
• Base-36: 2BLSM7

Squares and roots of 140424991

• 140424991 squared (140424991²) is 19719178097350081
• 140424991 cubed (140424991³) is 2769065406847782248274271
• The square root of 140424991 is 11850.1051050191
• The cube root of 140424991 is 519.7742992403

Scales and comparisons

• 140,424,991 seconds is equal to 4 years, 24 weeks, 1 day, 6 hours, 56 minutes, 31 seconds.
• To count from 1 to 140,424,991 would take you about six 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 140424991 cubic inches would be around 43.3 feet tall.

Recreational maths with 140424991

• 140424991 backwards is 199424041
• The number of decimal digits it has is: 9
• The sum of 140424991's digits is 34
• More coming soon!