42157074

Names of 42157074

• Cardinal: 42157074 can be written as Forty-two million, one hundred fifty-seven thousand and seventy-four.

Scientific notation

• Scientific notation: 4.2157074 × 10⁷

Factors of 42157074

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 7026184

Divisors of 42157074

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 3 6 7026179 14052358 21078537 42157074
• Sum of all divisors σ(n): 84314160
• Sum of proper divisors (its aliquot sum) s(n): 42157086
• 42157074 is an abundant number, because the sum of its proper divisors (42157086) is greater than itself. Its abundance is 12

Bases of 42157074

• Binary: 10100000110100010000010010₂
• Hexadecimal: 0x2834412
• Base-36: P3KLU

Squares and roots of 42157074

• 42157074 squared (42157074²) is 1777218888241476
• 42157074 cubed (42157074³) is 74922348185793633601224
• The square root of 42157074 is 6492.8479113559
• The cube root of 42157074 is 348.0354535157

Scales and comparisons

• 42,157,074 seconds is equal to 1 year, 17 weeks, 4 days, 22 hours, 17 minutes, 54 seconds.
• To count from 1 to 42,157,074 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 42157074 cubic inches would be around 29 feet tall.

Recreational maths with 42157074

• 42157074 backwards is 47075124
• The number of decimal digits it has is: 8
• The sum of 42157074's digits is 30
• More coming soon!