142846945

Names of 142846945

• Cardinal: 142846945 can be written as One hundred forty-two million, eight hundred forty-six thousand, nine hundred forty-five.

Scientific notation

• Scientific notation: 1.42846945 × 10⁸

Factors of 142846945

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 28569394

Divisors of 142846945

• Number of divisors d(n): 4
• Complete list of divisors:
  1 5 28569389 142846945
• Sum of all divisors σ(n): 171416340
• Sum of proper divisors (its aliquot sum) s(n): 28569395
• 142846945 is a deficient number, because the sum of its proper divisors (28569395) is less than itself. Its deficiency is 114277550

Bases of 142846945

• Binary: 1000100000111010101111100001₂
• Hexadecimal: 0x883ABE1
• Base-36: 2D1PEP

Squares and roots of 142846945

• 142846945 squared (142846945²) is 20405249695833025
• 142846945 cubed (142846945³) is 2914827581011926851358625
• The square root of 142846945 is 11951.8594787589
• The cube root of 142846945 is 522.7455192531

Scales and comparisons

• 142,846,945 seconds is equal to 4 years, 28 weeks, 1 day, 7 hours, 42 minutes, 25 seconds.
• To count from 1 to 142,846,945 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 142846945 cubic inches would be around 43.6 feet tall.

Recreational maths with 142846945

• 142846945 backwards is 549648241
• The number of decimal digits it has is: 9
• The sum of 142846945's digits is 43
• More coming soon!