42404161

Names of 42404161

• Cardinal: 42404161 can be written as Forty-two million, four hundred four thousand, one hundred sixty-one.

Scientific notation

• Scientific notation: 4.2404161 × 10⁷

Factors of 42404161

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 389138

Divisors of 42404161

• Number of divisors d(n): 4
• Complete list of divisors:
  1 109 389029 42404161
• Sum of all divisors σ(n): 42793300
• Sum of proper divisors (its aliquot sum) s(n): 389139
• 42404161 is a deficient number, because the sum of its proper divisors (389139) is less than itself. Its deficiency is 42015022

Bases of 42404161

• Binary: 10100001110000100101000001₂
• Hexadecimal: 0x2870941
• Base-36: P8V9D

Squares and roots of 42404161

• 42404161 squared (42404161²) is 1798112870113921
• 42404161 cubed (42404161³) is 76247467640482794425281
• The square root of 42404161 is 6511.8477408489
• The cube root of 42404161 is 348.7140867341

Scales and comparisons

• 42,404,161 seconds is equal to 1 year, 18 weeks, 18 hours, 56 minutes, 1 second.
• To count from 1 to 42,404,161 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 42404161 cubic inches would be around 29.1 feet tall.

Recreational maths with 42404161

• 42404161 backwards is 16140424
• The number of decimal digits it has is: 8
• The sum of 42404161's digits is 22
• More coming soon!