42428973

Names of 42428973

• Cardinal: 42428973 can be written as Forty-two million, four hundred twenty-eight thousand, nine hundred seventy-three.

Scientific notation

• Scientific notation: 4.2428973 × 10⁷

Factors of 42428973

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 9404

Divisors of 42428973

• Number of divisors d(n): 16
• Complete list of divisors:
  1 3 37 41 111 123 1517 4551 9323 27969 344951 382243 1034853 1146729 14142991 42428973
• Sum of all divisors σ(n): 59524416
• Sum of proper divisors (its aliquot sum) s(n): 17095443
• 42428973 is a deficient number, because the sum of its proper divisors (17095443) is less than itself. Its deficiency is 25333530

Bases of 42428973

• Binary: 10100001110110101000101101₂
• Hexadecimal: 0x2876A2D
• Base-36: P9EEL

Squares and roots of 42428973

• 42428973 squared (42428973²) is 1800217749834729
• 42428973 cubed (42428973³) is 76381390301858471203317
• The square root of 42428973 is 6513.7526050659
• The cube root of 42428973 is 348.7820879765

Scales and comparisons

• 42,428,973 seconds is equal to 1 year, 18 weeks, 1 day, 1 hour, 49 minutes, 33 seconds.
• To count from 1 to 42,428,973 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 42428973 cubic inches would be around 29.1 feet tall.

Recreational maths with 42428973

• 42428973 backwards is 37982424
• The number of decimal digits it has is: 8
• The sum of 42428973's digits is 39
• More coming soon!