42939446

Names of 42939446

• Cardinal: 42939446 can be written as Forty-two million, nine hundred thirty-nine thousand, four hundred forty-six.

Scientific notation

• Scientific notation: 4.2939446 × 10⁷

Factors of 42939446

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 1951806

Divisors of 42939446

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 11 22 1951793 3903586 21469723 42939446
• Sum of all divisors σ(n): 70264584
• Sum of proper divisors (its aliquot sum) s(n): 27325138
• 42939446 is a deficient number, because the sum of its proper divisors (27325138) is less than itself. Its deficiency is 15614308

Bases of 42939446

• Binary: 10100011110011010000110110₂
• Hexadecimal: 0x28F3436
• Base-36: PKCAE

Squares and roots of 42939446

• 42939446 squared (42939446²) is 1843796022786916
• 42939446 cubed (42939446³) is 79171579755473549088536
• The square root of 42939446 is 6552.8196984199
• The cube root of 42939446 is 350.1752754749

Scales and comparisons

• 42,939,446 seconds is equal to 1 year, 18 weeks, 6 days, 23 hours, 37 minutes, 26 seconds.
• To count from 1 to 42,939,446 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 42939446 cubic inches would be around 29.2 feet tall.

Recreational maths with 42939446

• 42939446 backwards is 64493924
• The number of decimal digits it has is: 8
• The sum of 42939446's digits is 41
• More coming soon!