42068445

Names of 42068445

• Cardinal: 42068445 can be written as Forty-two million, sixty-eight thousand, four hundred forty-five.

Scientific notation

• Scientific notation: 4.2068445 × 10⁷

Factors of 42068445

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 605

Divisors of 42068445

• Number of divisors d(n): 32
• Complete list of divisors:
  1 3 5 15 37 111 185 229 331 555 687 993 1145 1655 3435 4965 8473 12247 25419 36741 42365 61235 75799 127095 183705 227397 378995 1136985 2804563 8413689 14022815 42068445
• Sum of all divisors σ(n): 69640320
• Sum of proper divisors (its aliquot sum) s(n): 27571875
• 42068445 is a deficient number, because the sum of its proper divisors (27571875) is less than itself. Its deficiency is 14496570

Bases of 42068445

• Binary: 10100000011110100111011101₂
• Hexadecimal: 0x281E9DD
• Base-36: P1O7X

Squares and roots of 42068445

• 42068445 squared (42068445²) is 1769754064718025
• 42068445 cubed (42068445³) is 74450801535116675221125
• The square root of 42068445 is 6486.0191951611
• The cube root of 42068445 is 347.7913847433

Scales and comparisons

• 42,068,445 seconds is equal to 1 year, 17 weeks, 3 days, 21 hours, 40 minutes, 45 seconds.
• To count from 1 to 42,068,445 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 42068445 cubic inches would be around 29 feet tall.

Recreational maths with 42068445

• 42068445 backwards is 54486024
• The number of decimal digits it has is: 8
• The sum of 42068445's digits is 33
• More coming soon!