145421882

Names of 145421882

• Cardinal: 145421882 can be written as One hundred forty-five million, four hundred twenty-one thousand, eight hundred eighty-two.

Scientific notation

• Scientific notation: 1.45421882 × 10⁸

Factors of 145421882

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 134944

Divisors of 145421882

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 541 1082 134401 268802 72710941 145421882
• Sum of all divisors σ(n): 218537652
• Sum of proper divisors (its aliquot sum) s(n): 73115770
• 145421882 is a deficient number, because the sum of its proper divisors (73115770) is less than itself. Its deficiency is 72306112

Bases of 145421882

• Binary: 1000101010101111011000111010₂
• Hexadecimal: 0x8AAF63A
• Base-36: 2EKW8Q

Squares and roots of 145421882

• 145421882 squared (145421882²) is 21147523764421924
• 145421882 cubed (145421882³) is 3075312705461960830140968
• The square root of 145421882 is 12059.0995517907
• The cube root of 145421882 is 525.8678097943

Scales and comparisons

• 145,421,882 seconds is equal to 4 years, 32 weeks, 3 days, 2 hours, 58 minutes, 2 seconds.
• To count from 1 to 145,421,882 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 145421882 cubic inches would be around 43.8 feet tall.

Recreational maths with 145421882

• 145421882 backwards is 288124541
• The number of decimal digits it has is: 9
• The sum of 145421882's digits is 35
• More coming soon!