42528665

Names of 42528665

• Cardinal: 42528665 can be written as Forty-two million, five hundred twenty-eight thousand, six hundred sixty-five.

Scientific notation

• Scientific notation: 4.2528665 × 10⁷

Factors of 42528665

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 47179

Divisors of 42528665

• Number of divisors d(n): 8
• Complete list of divisors:
  1 5 181 905 46993 234965 8505733 42528665
• Sum of all divisors σ(n): 51317448
• Sum of proper divisors (its aliquot sum) s(n): 8788783
• 42528665 is a deficient number, because the sum of its proper divisors (8788783) is less than itself. Its deficiency is 33739882

Bases of 42528665

• Binary: 10100010001110111110011001₂
• Hexadecimal: 0x288EF99
• Base-36: PBJBT

Squares and roots of 42528665

• 42528665 squared (42528665²) is 1808687346682225
• 42528665 cubed (42528665³) is 76921058256787208479625
• The square root of 42528665 is 6521.4005397613
• The cube root of 42528665 is 349.0550428643

Scales and comparisons

• 42,528,665 seconds is equal to 1 year, 18 weeks, 2 days, 5 hours, 31 minutes, 5 seconds.
• To count from 1 to 42,528,665 would take you about 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 42528665 cubic inches would be around 29.1 feet tall.

Recreational maths with 42528665

• 42528665 backwards is 56682524
• The number of decimal digits it has is: 8
• The sum of 42528665's digits is 38
• More coming soon!